diff --git a/app/components/match-page/MatchTabs.tsx b/app/components/match-page/MatchTabs.tsx
index e6f745a1a..d042e4ab0 100644
--- a/app/components/match-page/MatchTabs.tsx
+++ b/app/components/match-page/MatchTabs.tsx
@@ -1,4 +1,11 @@
-import { DoorOpen, Key, ScrollText, Tally5, Users } from "lucide-react";
+import {
+	BarChart3,
+	DoorOpen,
+	Key,
+	ScrollText,
+	Tally5,
+	Users,
+} from "lucide-react";
 import type * as React from "react";
 import { useTranslation } from "react-i18next";
 import { useSearchParams } from "react-router";
@@ -19,6 +26,7 @@ export const TAB_KEYS = {
 	ACTION: "action",
 	JOIN: "join",
 	RESULT: "result",
+	STATS: "stats",
 	ADMIN: "admin",
 } as const;
 
@@ -27,6 +35,7 @@ const TAB_ICONS: Record<MatchTabsKey, React.ReactNode> = {
 	action: <Tally5 />,
 	join: <DoorOpen />,
 	result: <ScrollText />,
+	stats: <BarChart3 />,
 	admin: <Key />,
 };
 
@@ -35,6 +44,7 @@ const TAB_TRANSLATION_KEYS = {
 	action: "q:match.tabs.action",
 	join: "common:actions.join",
 	result: "q:match.tabs.result",
+	stats: "q:match.tabs.stats",
 	admin: "common:pages.admin",
 } as const;
 
diff --git a/app/db/tables.ts b/app/db/tables.ts
index 6f8e45bc1..632ffe3b9 100644
--- a/app/db/tables.ts
+++ b/app/db/tables.ts
@@ -1255,10 +1255,38 @@ export interface ScrimPost {
 	maps: "SZ" | "ALL" | "RANKED" | null;
 	/** If set, specifies the maps of a tournament to play */
 	mapsTournamentId: number | null;
+	// xxx: I don't think these two are needed. trackingEnabledAt is inferred when ScrimMapList is set. trackingLockedAt is inferred from last map reportedAt
+	/** When map-by-map tracking was enabled on this scrim post (null when not enabled) */
+	trackingEnabledAt: number | null;
+	/** When map-by-map tracking was locked (no further mutations allowed) */
+	trackingLockedAt: number | null;
 	createdAt: GeneratedAlways<number>;
 	updatedAt: Generated<number>;
 }
 
+export interface ScrimMapList {
+	id: GeneratedAlways<number>;
+	scrimPostId: number;
+	side: "ALPHA" | "BRAVO";
+	source: "TOURNAMENT" | "POOL";
+	tournamentId: number | null;
+	serializedPool: string | null;
+	updatedAt: number;
+}
+
+export interface ScrimMap {
+	id: GeneratedAlways<number>;
+	scrimPostId: number;
+	index: number;
+	mode: ModeShort;
+	stageId: StageId;
+	winnerSide: "ALPHA" | "BRAVO" | null;
+	reportedAt: number | null;
+	reportedByUserId: number | null;
+	// xxx: replayOfIndex can be inferred?
+	replayOfIndex: number | null;
+}
+
 export interface ScrimPostUser {
 	scrimPostId: number;
 	userId: number;
@@ -1442,6 +1470,8 @@ export interface DB {
 	ScrimPostUser: ScrimPostUser;
 	ScrimPostRequest: ScrimPostRequest;
 	ScrimPostRequestUser: ScrimPostRequestUser;
+	ScrimMapList: ScrimMapList;
+	ScrimMap: ScrimMap;
 	Association: Association;
 	AssociationMember: AssociationMember;
 	Notification: Notification;
diff --git a/app/features/scrims/ScrimMapByMapRepository.server.ts b/app/features/scrims/ScrimMapByMapRepository.server.ts
new file mode 100644
index 000000000..e07d60ab1
--- /dev/null
+++ b/app/features/scrims/ScrimMapByMapRepository.server.ts
@@ -0,0 +1,177 @@
+import { db } from "~/db/sql";
+import type { Tables } from "~/db/tables";
+import type { ModeShort, StageId } from "~/modules/in-game-lists/types";
+import { databaseTimestampNow } from "~/utils/dates";
+import type { ScrimSide } from "./scrims-types";
+
+// xxx: rename to ScrimMapRepository?
+
+/**
+ * Enables map-by-map tracking on a scrim post. Idempotent: existing
+ * `trackingEnabledAt` is preserved when called multiple times.
+ */
+export async function enableTracking(scrimPostId: number): Promise<void> {
+	await db
+		.updateTable("ScrimPost")
+		.set({ trackingEnabledAt: databaseTimestampNow() })
+		.where("id", "=", scrimPostId)
+		.where("trackingEnabledAt", "is", null)
+		.execute();
+}
+
+// xxx: this functionality not needed
+/** Marks tracking as explicitly locked. Sets `trackingLockedAt` if null. */
+export async function lockTracking(scrimPostId: number): Promise<void> {
+	await db
+		.updateTable("ScrimPost")
+		.set({ trackingLockedAt: databaseTimestampNow() })
+		.where("id", "=", scrimPostId)
+		.where("trackingLockedAt", "is", null)
+		.execute();
+}
+
+// xxx: TablesInsertable
+interface UpsertMapListArgs {
+	scrimPostId: number;
+	side: ScrimSide;
+	source: "TOURNAMENT" | "POOL";
+	tournamentId?: number | null;
+	serializedPool?: string | null;
+}
+
+/**
+ * Inserts a map list row for the given side, replacing any existing row for
+ * the same `(scrimPostId, side)` pair.
+ */
+export async function upsertMapList(args: UpsertMapListArgs): Promise<void> {
+	const now = databaseTimestampNow();
+
+	await db
+		.insertInto("ScrimMapList")
+		.values({
+			scrimPostId: args.scrimPostId,
+			side: args.side,
+			source: args.source,
+			tournamentId: args.tournamentId ?? null,
+			serializedPool: args.serializedPool ?? null,
+			updatedAt: now,
+		})
+		.onConflict((oc) =>
+			oc.columns(["scrimPostId", "side"]).doUpdateSet({
+				source: args.source,
+				tournamentId: args.tournamentId ?? null,
+				serializedPool: args.serializedPool ?? null,
+				updatedAt: now,
+			}),
+		)
+		.execute();
+}
+
+/** Deletes a side's map list, if one exists. */
+export async function deleteMapList(
+	scrimPostId: number,
+	side: ScrimSide,
+): Promise<void> {
+	await db
+		.deleteFrom("ScrimMapList")
+		.where("scrimPostId", "=", scrimPostId)
+		.where("side", "=", side)
+		.execute();
+}
+
+/** Returns all submitted map lists for the scrim. */
+export function findMapListsByScrimPostId(
+	scrimPostId: number,
+): Promise<Tables["ScrimMapList"][]> {
+	return db
+		.selectFrom("ScrimMapList")
+		.selectAll()
+		.where("scrimPostId", "=", scrimPostId)
+		.execute();
+}
+
+interface InsertMapArgs {
+	scrimPostId: number;
+	index: number;
+	mode: ModeShort;
+	stageId: StageId;
+	replayOfIndex?: number | null;
+}
+
+/**
+ * Inserts a new map row representing the next unreported slot. Returns the
+ * inserted map's id.
+ */
+export async function insertMap(args: InsertMapArgs): Promise<number> {
+	const inserted = await db
+		.insertInto("ScrimMap")
+		.values({
+			scrimPostId: args.scrimPostId,
+			index: args.index,
+			mode: args.mode,
+			stageId: args.stageId,
+			replayOfIndex: args.replayOfIndex ?? null,
+		})
+		.returning("id")
+		.executeTakeFirstOrThrow();
+
+	return inserted.id;
+}
+
+// xxx: TablesInsertable
+interface ReportMapWinnerArgs {
+	mapId: number;
+	winnerSide: ScrimSide;
+	reportedByUserId: number;
+}
+
+/** Marks an existing map as reported with the given winner side. */
+export async function reportMapWinner(
+	args: ReportMapWinnerArgs,
+): Promise<void> {
+	await db
+		.updateTable("ScrimMap")
+		.set({
+			winnerSide: args.winnerSide,
+			reportedAt: databaseTimestampNow(),
+			reportedByUserId: args.reportedByUserId,
+		})
+		.where("id", "=", args.mapId)
+		.where("reportedAt", "is", null)
+		.execute();
+}
+
+// xxx: to avoid double undo, should also have index submitted
+/**
+ * Deletes the most recently reported map row for the scrim. Caller is
+ * responsible for verifying the `canUndo` invariant; this method only enforces
+ * "highest index that has been reported".
+ */
+export async function undoMostRecentMap(scrimPostId: number): Promise<void> {
+	await db.transaction().execute(async (trx) => {
+		const latest = await trx
+			.selectFrom("ScrimMap")
+			.select("id")
+			.where("scrimPostId", "=", scrimPostId)
+			.where("reportedAt", "is not", null)
+			.orderBy("index", "desc")
+			.limit(1)
+			.executeTakeFirst();
+
+		if (!latest) return;
+
+		await trx.deleteFrom("ScrimMap").where("id", "=", latest.id).execute();
+	});
+}
+
+/** Returns the scrim's maps ordered by index ascending. */
+export function findMapsByScrimPostId(
+	scrimPostId: number,
+): Promise<Tables["ScrimMap"][]> {
+	return db
+		.selectFrom("ScrimMap")
+		.selectAll()
+		.where("scrimPostId", "=", scrimPostId)
+		.orderBy("index", "asc")
+		.execute();
+}
diff --git a/app/features/scrims/ScrimPostRepository.server.ts b/app/features/scrims/ScrimPostRepository.server.ts
index be1c79f6b..82bb5d580 100644
--- a/app/features/scrims/ScrimPostRepository.server.ts
+++ b/app/features/scrims/ScrimPostRepository.server.ts
@@ -136,6 +136,8 @@ const baseFindQuery = db
 		"ScrimPost.canceledByUserId",
 		"ScrimPost.cancelReason",
 		"ScrimPost.isScheduledForFuture",
+		"ScrimPost.trackingEnabledAt",
+		"ScrimPost.trackingLockedAt",
 		jsonBuildObject({
 			name: eb.ref("Team.name"),
 			customUrl: eb.ref("Team.customUrl"),
@@ -310,6 +312,8 @@ const mapDBRowToScrimPost = (
 		},
 		managedByAnyone: Boolean(row.managedByAnyone),
 		canceled,
+		trackingEnabledAt: row.trackingEnabledAt,
+		trackingLockedAt: row.trackingLockedAt,
 	};
 
 	if (!Scrim.isAccepted(result)) {
diff --git a/app/features/scrims/actions/scrims.$id.server.ts b/app/features/scrims/actions/scrims.$id.server.ts
index d78e2c1c2..ee534c1d3 100644
--- a/app/features/scrims/actions/scrims.$id.server.ts
+++ b/app/features/scrims/actions/scrims.$id.server.ts
@@ -1,7 +1,10 @@
 import type { ActionFunctionArgs } from "react-router";
+import * as ChatSystemMessage from "~/features/chat/ChatSystemMessage.server";
 import { notify } from "~/features/notifications/core/notify.server";
+import { tournamentDataCached } from "~/features/tournament-bracket/core/Tournament.server";
 import { requirePermission } from "~/modules/permissions/guards.server";
 import {
+	errorToast,
 	errorToastIfFalsy,
 	notFoundIfFalsy,
 	parseParams,
@@ -9,17 +12,28 @@ import {
 } from "~/utils/remix.server";
 import { idObject } from "~/utils/zod";
 import { databaseTimestampToDate } from "../../../utils/dates";
-import { errorToast } from "../../../utils/remix.server";
 import { requireUser } from "../../auth/core/user.server";
 import * as Scrim from "../core/Scrim";
+import * as ScrimMapByMap from "../core/ScrimMapByMap";
+import * as ScrimMapByMapRepository from "../ScrimMapByMapRepository.server";
 import * as ScrimPostRepository from "../ScrimPostRepository.server";
-import { cancelScrimSchema } from "../scrims-schemas";
+import {
+	cancelScrimSchema,
+	scrimMapByMapActionSchema,
+} from "../scrims-schemas";
 
 export const action = async ({ request, params }: ActionFunctionArgs) => {
 	const { id } = parseParams({ params, schema: idObject });
 	const post = notFoundIfFalsy(await ScrimPostRepository.findById(id));
 
 	const user = requireUser();
+
+	const formData = await request.clone().formData();
+	// xxx: this is weird, convert to switch...case at action function elvel following similar pattern to elsewhere on the codebase
+	if (formData.get("_action")) {
+		return handleMapByMapAction({ post, user, request });
+	}
+
 	const data = await parseRequestPayload({
 		request,
 		schema: cancelScrimSchema,
@@ -65,3 +79,148 @@ export const action = async ({ request, params }: ActionFunctionArgs) => {
 
 	return null;
 };
+
+async function handleMapByMapAction({
+	post,
+	user,
+	request,
+}: {
+	post: NonNullable<Awaited<ReturnType<typeof ScrimPostRepository.findById>>>;
+	user: ReturnType<typeof requireUser>;
+	request: Request;
+}) {
+	const data = await parseRequestPayload({
+		request,
+		schema: scrimMapByMapActionSchema,
+	});
+
+	const viewerSide = Scrim.sideOfUser(post, user.id);
+	errorToastIfFalsy(viewerSide, "You are not a participant in this scrim");
+
+	const broadcastRevalidate = () => {
+		if (!post.chatCode) return;
+		ChatSystemMessage.send({
+			room: post.chatCode,
+			revalidateOnly: true,
+			authorUserId: user.id,
+		});
+	};
+
+	if (data._action === "ENABLE_TRACKING") {
+		await ScrimMapByMapRepository.enableTracking(post.id);
+		broadcastRevalidate();
+		return null;
+	}
+
+	errorToastIfFalsy(Scrim.isTrackingEnabled(post), "Tracking is not enabled");
+
+	const maps = await ScrimMapByMapRepository.findMapsByScrimPostId(post.id);
+
+	if (Scrim.isTrackingLocked(post, maps)) {
+		await ScrimMapByMapRepository.lockTracking(post.id);
+		errorToast("Tracking is locked");
+	}
+
+	switch (data._action) {
+		case "SUBMIT_MAP_LIST": {
+			await ScrimMapByMapRepository.upsertMapList({
+				scrimPostId: post.id,
+				side: viewerSide!,
+				source: data.source,
+				tournamentId: data.tournamentId ?? null,
+				serializedPool: data.serializedPool ?? null,
+			});
+			break;
+		}
+		case "REMOVE_MAP_LIST": {
+			await ScrimMapByMapRepository.deleteMapList(post.id, viewerSide!);
+			break;
+		}
+		// xxx: maybe extract this?
+		case "GENERATE_NEXT_MAP": {
+			const currentMap = maps.find((m) => m.reportedAt === null);
+			errorToastIfFalsy(!currentMap, "A map is already being played");
+
+			const mapLists = await ScrimMapByMapRepository.findMapListsByScrimPostId(
+				post.id,
+			);
+			errorToastIfFalsy(mapLists.length > 0, "No map list submitted yet");
+
+			const tournamentPools = new Map<
+				number,
+				Awaited<ReturnType<typeof resolveTournamentPool>>
+			>();
+			for (const list of mapLists) {
+				if (list.source !== "TOURNAMENT" || !list.tournamentId) continue;
+				if (tournamentPools.has(list.tournamentId)) continue;
+				tournamentPools.set(
+					list.tournamentId,
+					await resolveTournamentPool(list.tournamentId, user),
+				);
+			}
+
+			const pool = ScrimMapByMap.unionPool(mapLists, tournamentPools);
+			errorToastIfFalsy(!pool.isEmpty(), "Map pool is empty");
+
+			const next = ScrimMapByMap.generateNextMap({
+				pool,
+				history: maps.map((m) => ({ mode: m.mode, stageId: m.stageId })),
+			});
+
+			await ScrimMapByMapRepository.insertMap({
+				scrimPostId: post.id,
+				// xxx: instead of passing as arg, generate inline in DB code
+				index: Scrim.nextMapIndex(maps),
+				mode: next.mode,
+				stageId: next.stageId,
+			});
+			break;
+		}
+		case "REPORT_MAP": {
+			const target = maps.find((m) => m.id === data.mapId);
+			errorToastIfFalsy(target, "Map not found");
+			errorToastIfFalsy(target!.reportedAt === null, "Map already reported");
+
+			await ScrimMapByMapRepository.reportMapWinner({
+				mapId: data.mapId,
+				winnerSide: data.winnerSide,
+				reportedByUserId: user.id,
+			});
+			break;
+		}
+		case "UNDO_MAP": {
+			const latest = Scrim.lastReportedMap(maps);
+			errorToastIfFalsy(ScrimMapByMap.canUndo(latest, maps), "Nothing to undo");
+
+			await ScrimMapByMapRepository.undoMostRecentMap(post.id);
+			break;
+		}
+		case "REPLAY_MAP": {
+			const latest = Scrim.lastReportedMap(maps);
+			errorToastIfFalsy(latest, "No map to replay");
+
+			const currentMap = maps.find((m) => m.reportedAt === null);
+			errorToastIfFalsy(!currentMap, "A map is already being played");
+
+			await ScrimMapByMapRepository.insertMap({
+				scrimPostId: post.id,
+				index: Scrim.nextMapIndex(maps),
+				mode: latest!.mode,
+				stageId: latest!.stageId,
+				replayOfIndex: latest!.index,
+			});
+			break;
+		}
+	}
+
+	broadcastRevalidate();
+	return null;
+}
+
+async function resolveTournamentPool(
+	tournamentId: number,
+	user: ReturnType<typeof requireUser>,
+) {
+	const data = await tournamentDataCached({ tournamentId, user });
+	return data.ctx.toSetMapPool;
+}
diff --git a/app/features/scrims/components/ScrimMapListForm.module.css b/app/features/scrims/components/ScrimMapListForm.module.css
new file mode 100644
index 000000000..0b1b3d751
--- /dev/null
+++ b/app/features/scrims/components/ScrimMapListForm.module.css
@@ -0,0 +1,39 @@
+.root {
+	display: flex;
+	flex-direction: column;
+	gap: var(--s-3);
+	padding: var(--s-3);
+	border-radius: var(--rounded);
+	background: var(--bg-lighter);
+}
+
+.sourceRow {
+	display: flex;
+	gap: var(--s-3);
+}
+
+.sourceOption {
+	display: flex;
+	align-items: center;
+	gap: var(--s-1);
+}
+
+.input {
+	width: 100%;
+	padding: var(--s-2);
+	border-radius: var(--rounded);
+	border: 1px solid var(--border);
+	background: var(--bg-input);
+	color: var(--text);
+}
+
+.actions {
+	display: flex;
+	gap: var(--s-2);
+	justify-content: flex-end;
+}
+
+.error {
+	color: var(--theme-error);
+	font-size: var(--fonts-sm);
+}
diff --git a/app/features/scrims/components/ScrimMapListForm.tsx b/app/features/scrims/components/ScrimMapListForm.tsx
new file mode 100644
index 000000000..6d6d16888
--- /dev/null
+++ b/app/features/scrims/components/ScrimMapListForm.tsx
@@ -0,0 +1,150 @@
+// xxx: use * as React syntax
+import { useState } from "react";
+import { useTranslation } from "react-i18next";
+import { useFetcher } from "react-router";
+import { SendouButton } from "~/components/elements/Button";
+import { TournamentSearch } from "~/components/elements/TournamentSearch";
+import { MapPool } from "~/features/map-list-generator/core/map-pool";
+import type { ScrimSide } from "../scrims-types";
+import styles from "./ScrimMapListForm.module.css";
+
+interface Props {
+	viewerSide: ScrimSide;
+}
+
+export function ScrimMapListForm(_: Props) {
+	const { t } = useTranslation(["scrims", "common"]);
+	const fetcher = useFetcher();
+	const [source, setSource] = useState<"TOURNAMENT" | "POOL">("POOL");
+	const [tournamentId, setTournamentId] = useState<number | null>(null);
+	const [poolInput, setPoolInput] = useState("");
+	const [error, setError] = useState<string | null>(null);
+
+	const onSubmit = () => {
+		setError(null);
+
+		if (source === "TOURNAMENT") {
+			if (!tournamentId) {
+				setError(t("scrims:mapByMap.form.tournamentRequired"));
+				return;
+			}
+			fetcher.submit(
+				{
+					_action: "SUBMIT_MAP_LIST",
+					source: "TOURNAMENT",
+					tournamentId: String(tournamentId),
+				},
+				{ method: "post" },
+			);
+			return;
+		}
+
+		const serialized = extractSerializedPool(poolInput);
+		if (!serialized) {
+			setError(t("scrims:mapByMap.form.poolInvalid"));
+			return;
+		}
+
+		try {
+			const pool = new MapPool(serialized);
+			if (pool.isEmpty()) {
+				setError(t("scrims:mapByMap.form.poolInvalid"));
+				return;
+			}
+		} catch {
+			setError(t("scrims:mapByMap.form.poolInvalid"));
+			return;
+		}
+
+		fetcher.submit(
+			{
+				_action: "SUBMIT_MAP_LIST",
+				source: "POOL",
+				serializedPool: serialized,
+			},
+			{ method: "post" },
+		);
+	};
+
+	// xxx: migrate to SendouForm
+	return (
+		<div className={styles.root} data-testid="scrim-map-list-form">
+			<div className={styles.sourceRow}>
+				<label className={styles.sourceOption}>
+					<input
+						type="radio"
+						name="source"
+						value="POOL"
+						data-testid="source-radio-pool"
+						checked={source === "POOL"}
+						onChange={() => setSource("POOL")}
+					/>
+					{t("scrims:mapByMap.form.sourcePool")}
+				</label>
+				<label className={styles.sourceOption}>
+					<input
+						type="radio"
+						name="source"
+						value="TOURNAMENT"
+						data-testid="source-radio-tournament"
+						checked={source === "TOURNAMENT"}
+						onChange={() => setSource("TOURNAMENT")}
+					/>
+					{t("scrims:mapByMap.form.sourceTournament")}
+				</label>
+			</div>
+
+			{source === "TOURNAMENT" ? (
+				<TournamentSearch
+					label={t("scrims:mapByMap.form.tournamentLabel")}
+					initialTournamentId={tournamentId ?? undefined}
+					onChange={(tournament) => setTournamentId(tournament?.id ?? null)}
+				/>
+			) : (
+				<input
+					type="text"
+					data-testid="pool-input"
+					placeholder={t("scrims:mapByMap.form.poolPlaceholder")}
+					className={styles.input}
+					value={poolInput}
+					onChange={(e) => setPoolInput(e.target.value)}
+				/>
+			)}
+
+			{error ? <div className={styles.error}>{error}</div> : null}
+
+			<div className={styles.actions}>
+				<SendouButton
+					testId="submit-map-list-button"
+					isDisabled={fetcher.state !== "idle"}
+					onPress={onSubmit}
+				>
+					{t("common:actions.submit")}
+				</SendouButton>
+			</div>
+		</div>
+	);
+}
+
+// xxx: unit tested function, extract
+function extractSerializedPool(input: string): string | null {
+	const trimmed = input.trim();
+	if (!trimmed) return null;
+
+	if (trimmed.includes("://")) {
+		try {
+			const url = new URL(trimmed);
+			return url.searchParams.get("pool");
+		} catch {
+			return null;
+		}
+	}
+
+	if (trimmed.includes("pool=")) {
+		const start = trimmed.indexOf("pool=") + "pool=".length;
+		const next = trimmed.indexOf("&", start);
+		return trimmed.slice(start, next === -1 ? undefined : next);
+	}
+
+	return trimmed;
+}
diff --git a/app/features/scrims/components/ScrimMatchActionTab.module.css b/app/features/scrims/components/ScrimMatchActionTab.module.css
new file mode 100644
index 000000000..65c0cb5f8
--- /dev/null
+++ b/app/features/scrims/components/ScrimMatchActionTab.module.css
@@ -0,0 +1,55 @@
+.root {
+	display: flex;
+	flex-direction: column;
+	gap: var(--s-4);
+	align-items: stretch;
+}
+
+.intro {
+	text-align: center;
+	color: var(--text-lighter);
+	max-width: 36rem;
+	margin-inline: auto;
+}
+
+.locked {
+	padding: var(--s-3);
+	border-radius: var(--rounded);
+	background: var(--bg-lighter);
+	color: var(--text-lighter);
+	text-align: center;
+}
+
+.aux {
+	display: flex;
+	gap: var(--s-2);
+	justify-content: center;
+	flex-wrap: wrap;
+}
+
+.mapListsSummary {
+	display: flex;
+	flex-direction: column;
+	gap: var(--s-3);
+}
+
+.mapListRow {
+	display: flex;
+	flex-direction: column;
+	gap: var(--s-1);
+	padding: var(--s-2);
+	border-radius: var(--rounded);
+	background: var(--bg-lighter);
+}
+
+.mapListRowHeader {
+	display: flex;
+	align-items: center;
+	justify-content: space-between;
+	font-weight: var(--bold);
+}
+
+.mapListRowMissing {
+	font-style: italic;
+	color: var(--text-lighter);
+}
diff --git a/app/features/scrims/components/ScrimMatchActionTab.tsx b/app/features/scrims/components/ScrimMatchActionTab.tsx
new file mode 100644
index 000000000..20cb14e0a
--- /dev/null
+++ b/app/features/scrims/components/ScrimMatchActionTab.tsx
@@ -0,0 +1,295 @@
+import { useTranslation } from "react-i18next";
+import { useFetcher, useLoaderData } from "react-router";
+import { SendouButton } from "~/components/elements/Button";
+import { SendouTabPanel } from "~/components/elements/Tabs";
+import { MatchActionTab } from "~/components/match-page/MatchActionTab";
+import { TAB_KEYS } from "~/components/match-page/MatchTabs";
+import { useUser } from "~/features/auth/core/user";
+import * as Scrim from "../core/Scrim";
+import * as ScrimMapByMap from "../core/ScrimMapByMap";
+import type { loader } from "../loaders/scrims.$id.server";
+import type { ScrimSide } from "../scrims-types";
+import { ScrimMapListForm } from "./ScrimMapListForm";
+import styles from "./ScrimMatchActionTab.module.css";
+
+const ALPHA_TEAM_ID = 1;
+const BRAVO_TEAM_ID = 2;
+
+export function ScrimMatchActionTab() {
+	const data = useLoaderData<typeof loader>();
+	const user = useUser();
+
+	const viewerSide = user ? Scrim.sideOfUser(data.post, user.id) : null;
+
+	if (!data.mapByMap) return <EnableTrackingSection />;
+	if (data.mapByMap.locked) return <LockedSection />;
+	if (!viewerSide) return <NotParticipantSection />;
+
+	const ownList = data.mapByMap.mapLists.find((l) => l.side === viewerSide);
+	if (!ownList) {
+		return <SubmitFirstListSection viewerSide={viewerSide} />;
+	}
+
+	if (!data.mapByMap.currentMap) {
+		return <GenerateNextMapSection viewerSide={viewerSide} />;
+	}
+
+	return <ReportMapSection viewerSide={viewerSide} />;
+}
+
+function EnableTrackingSection() {
+	const { t } = useTranslation(["scrims"]);
+	const fetcher = useFetcher();
+
+	return (
+		<SendouTabPanel id={TAB_KEYS.ACTION}>
+			<div className={styles.root}>
+				<p className={styles.intro}>
+					{t("scrims:mapByMap.enable.explanation")}
+				</p>
+				<SendouButton
+					testId="enable-tracking-button"
+					isDisabled={fetcher.state !== "idle"}
+					onPress={() => {
+						fetcher.submit({ _action: "ENABLE_TRACKING" }, { method: "post" });
+					}}
+				>
+					{t("scrims:mapByMap.enable.button")}
+				</SendouButton>
+			</div>
+		</SendouTabPanel>
+	);
+}
+
+function LockedSection() {
+	const { t } = useTranslation(["scrims"]);
+	return (
+		<SendouTabPanel id={TAB_KEYS.ACTION}>
+			<div className={styles.locked}>{t("scrims:mapByMap.locked")}</div>
+		</SendouTabPanel>
+	);
+}
+
+function NotParticipantSection() {
+	const { t } = useTranslation(["scrims"]);
+	return (
+		<SendouTabPanel id={TAB_KEYS.ACTION}>
+			<div className={styles.locked}>
+				{t("scrims:mapByMap.nonParticipantNotice")}
+			</div>
+		</SendouTabPanel>
+	);
+}
+
+function SubmitFirstListSection({ viewerSide }: { viewerSide: ScrimSide }) {
+	const { t } = useTranslation(["scrims"]);
+	return (
+		<SendouTabPanel id={TAB_KEYS.ACTION}>
+			<div className={styles.root}>
+				<p className={styles.intro}>{t("scrims:mapByMap.submitList.intro")}</p>
+				<ScrimMapListForm viewerSide={viewerSide} />
+				<MapListsSummary viewerSide={viewerSide} />
+			</div>
+		</SendouTabPanel>
+	);
+}
+
+function GenerateNextMapSection({ viewerSide }: { viewerSide: ScrimSide }) {
+	const { t } = useTranslation(["scrims"]);
+	const fetcher = useFetcher();
+	return (
+		<SendouTabPanel id={TAB_KEYS.ACTION}>
+			<div className={styles.root}>
+				<SendouButton
+					testId="reveal-next-map-button"
+					isDisabled={fetcher.state !== "idle"}
+					onPress={() => {
+						fetcher.submit(
+							{ _action: "GENERATE_NEXT_MAP" },
+							{ method: "post" },
+						);
+					}}
+				>
+					{t("scrims:mapByMap.revealNextMap")}
+				</SendouButton>
+				<ReplayAndUndoButtons />
+				<MapListsSummary viewerSide={viewerSide} />
+			</div>
+		</SendouTabPanel>
+	);
+}
+
+function ReportMapSection({ viewerSide }: { viewerSide: ScrimSide }) {
+	const { t } = useTranslation(["q"]);
+	const data = useLoaderData<typeof loader>();
+	const fetcher = useFetcher();
+	const map = data.mapByMap!.currentMap!;
+	const acceptedRequest = data.post.requests.find((r) => r.isAccepted)!;
+
+	const alphaName = data.post.team
+		? Scrim.sideDisplayName(data.post)
+		: t("q:match.groupAlpha");
+	const bravoName = acceptedRequest.team
+		? Scrim.sideDisplayName(acceptedRequest)
+		: t("q:match.groupBravo");
+
+	const ownTeamId = viewerSide === "ALPHA" ? ALPHA_TEAM_ID : BRAVO_TEAM_ID;
+
+	return (
+		<MatchActionTab
+			teams={[
+				{ id: ALPHA_TEAM_ID, name: alphaName },
+				{ id: BRAVO_TEAM_ID, name: bravoName },
+			]}
+			ownTeamId={ownTeamId}
+			stageId={map.stageId}
+			mode={map.mode}
+			withPoints={false}
+			isSubmitting={fetcher.state !== "idle"}
+			onSubmit={({ winnerId }) => {
+				fetcher.submit(
+					{
+						_action: "REPORT_MAP",
+						mapId: String(map.id),
+						winnerSide: winnerId === ALPHA_TEAM_ID ? "ALPHA" : "BRAVO",
+					},
+					{ method: "post" },
+				);
+			}}
+			actionButtons={<ReplayAndUndoButtons />}
+		/>
+	);
+}
+
+function ReplayAndUndoButtons() {
+	const { t } = useTranslation(["scrims"]);
+	const data = useLoaderData<typeof loader>();
+	const fetcher = useFetcher();
+
+	const latest = Scrim.lastReportedMap(data.mapByMap?.maps ?? []);
+	const undoAllowed = ScrimMapByMap.canUndo(latest, data.mapByMap?.maps ?? []);
+	const replayAllowed = latest && !data.mapByMap?.currentMap;
+
+	if (!undoAllowed && !replayAllowed) return null;
+
+	return (
+		<div className={styles.aux}>
+			{undoAllowed ? (
+				<SendouButton
+					testId="undo-map-button"
+					variant="outlined"
+					size="small"
+					isDisabled={fetcher.state !== "idle"}
+					onPress={() => {
+						fetcher.submit({ _action: "UNDO_MAP" }, { method: "post" });
+					}}
+				>
+					{t("scrims:mapByMap.undo")}
+				</SendouButton>
+			) : null}
+			{replayAllowed ? (
+				<SendouButton
+					testId="replay-map-button"
+					variant="outlined"
+					size="small"
+					isDisabled={fetcher.state !== "idle"}
+					onPress={() => {
+						fetcher.submit({ _action: "REPLAY_MAP" }, { method: "post" });
+					}}
+				>
+					{t("scrims:mapByMap.replay")}
+				</SendouButton>
+			) : null}
+		</div>
+	);
+}
+
+function MapListsSummary({ viewerSide }: { viewerSide: ScrimSide }) {
+	const { t } = useTranslation(["scrims", "q"]);
+	const data = useLoaderData<typeof loader>();
+	const lists = data.mapByMap?.mapLists ?? [];
+
+	const sides: ScrimSide[] = ["ALPHA", "BRAVO"];
+
+	return (
+		<div className={styles.mapListsSummary}>
+			{sides.map((side) => {
+				const list = lists.find((l) => l.side === side);
+				const isOwn = side === viewerSide;
+				return (
+					<div
+						key={side}
+						className={styles.mapListRow}
+						data-testid={`map-list-row-${side}`}
+					>
+						<div className={styles.mapListRowHeader}>
+							<span>
+								{side === "ALPHA"
+									? t("q:match.sides.alpha")
+									: t("q:match.sides.bravo")}
+							</span>
+							{isOwn && list ? <ReplaceOwnListLink /> : null}
+						</div>
+						{list ? (
+							<MapListDisplay
+								source={list.source}
+								tournamentId={list.tournamentId}
+								serializedPool={list.serializedPool}
+							/>
+						) : (
+							<span className={styles.mapListRowMissing}>
+								{t("scrims:mapByMap.noListYet")}
+							</span>
+						)}
+					</div>
+				);
+			})}
+		</div>
+	);
+}
+
+function ReplaceOwnListLink() {
+	const { t } = useTranslation(["scrims"]);
+	const fetcher = useFetcher();
+	return (
+		<SendouButton
+			testId="remove-list-button"
+			variant="minimal-destructive"
+			size="miniscule"
+			isDisabled={fetcher.state !== "idle"}
+			onPress={() => {
+				fetcher.submit({ _action: "REMOVE_MAP_LIST" }, { method: "post" });
+			}}
+		>
+			{t("scrims:mapByMap.removeList")}
+		</SendouButton>
+	);
+}
+
+function MapListDisplay({
+	source,
+	tournamentId,
+	serializedPool,
+}: {
+	source: "TOURNAMENT" | "POOL";
+	tournamentId: number | null;
+	serializedPool: string | null;
+}) {
+	const { t } = useTranslation(["scrims"]);
+	if (source === "TOURNAMENT") {
+		return (
+			<span>
+				{t("scrims:mapByMap.tournamentList", {
+					id: tournamentId ?? "?",
+				})}
+			</span>
+		);
+	}
+	return (
+		<span>
+			{t("scrims:mapByMap.poolList", {
+				pool: serializedPool?.slice(0, 32) ?? "",
+			})}
+		</span>
+	);
+}
diff --git a/app/features/scrims/components/ScrimMatchResultTab.module.css b/app/features/scrims/components/ScrimMatchResultTab.module.css
new file mode 100644
index 000000000..27081bacf
--- /dev/null
+++ b/app/features/scrims/components/ScrimMatchResultTab.module.css
@@ -0,0 +1,55 @@
+.root {
+	display: flex;
+	flex-direction: column;
+	gap: var(--s-2);
+}
+
+.row {
+	display: flex;
+	align-items: center;
+	gap: var(--s-3);
+	padding: var(--s-2);
+	border-radius: var(--rounded);
+	background: var(--bg-lighter);
+}
+
+.idx {
+	font-weight: var(--bold);
+	min-width: 2rem;
+	text-align: right;
+}
+
+.modeStage {
+	display: flex;
+	flex-direction: column;
+	gap: var(--s-1);
+}
+
+.modeStageHeader {
+	display: flex;
+	align-items: center;
+	gap: var(--s-1);
+	font-weight: var(--bold);
+}
+
+.winner {
+	margin-left: auto;
+	padding: var(--s-1) var(--s-2);
+	border-radius: var(--rounded);
+	font-size: var(--fonts-sm);
+	font-weight: var(--bold);
+}
+
+.winnerAlpha {
+	background: var(--theme-alpha);
+}
+
+.winnerBravo {
+	background: var(--theme-bravo);
+}
+
+.replayTag {
+	font-size: var(--fonts-xs);
+	color: var(--text-lighter);
+	font-style: italic;
+}
diff --git a/app/features/scrims/components/ScrimMatchResultTab.tsx b/app/features/scrims/components/ScrimMatchResultTab.tsx
new file mode 100644
index 000000000..ff93b32ef
--- /dev/null
+++ b/app/features/scrims/components/ScrimMatchResultTab.tsx
@@ -0,0 +1,66 @@
+import clsx from "clsx";
+import { useTranslation } from "react-i18next";
+import { useLoaderData } from "react-router";
+import { SendouTabPanel } from "~/components/elements/Tabs";
+import { ModeImage, StageImage } from "~/components/Image";
+import { TAB_KEYS } from "~/components/match-page/MatchTabs";
+import type { loader } from "../loaders/scrims.$id.server";
+import styles from "./ScrimMatchResultTab.module.css";
+
+// xxx: why not using Timeline?
+
+export function ScrimMatchResultTab() {
+	const { t } = useTranslation(["scrims", "game-misc", "q"]);
+	const data = useLoaderData<typeof loader>();
+	const maps = data.mapByMap?.maps ?? [];
+
+	if (maps.length === 0) {
+		return (
+			<SendouTabPanel id={TAB_KEYS.RESULT}>
+				<div>{t("scrims:mapByMap.result.empty")}</div>
+			</SendouTabPanel>
+		);
+	}
+
+	return (
+		<SendouTabPanel id={TAB_KEYS.RESULT}>
+			<div className={styles.root} data-testid="scrim-result-timeline">
+				{maps.map((map) => (
+					<div
+						key={map.id}
+						className={styles.row}
+						data-testid={`result-row-${map.index}`}
+					>
+						<span className={styles.idx}>{map.index + 1}</span>
+						<StageImage stageId={map.stageId} width={72} />
+						<div className={styles.modeStage}>
+							<div className={styles.modeStageHeader}>
+								<ModeImage mode={map.mode} width={20} />
+								<span>{t(`game-misc:STAGE_${map.stageId}` as const)}</span>
+							</div>
+							{map.replayOfIndex !== null ? (
+								<span className={styles.replayTag}>
+									{t("scrims:mapByMap.result.replayTag", {
+										index: map.replayOfIndex + 1,
+									})}
+								</span>
+							) : null}
+						</div>
+						{map.winnerSide ? (
+							<span
+								className={clsx(styles.winner, {
+									[styles.winnerAlpha]: map.winnerSide === "ALPHA",
+									[styles.winnerBravo]: map.winnerSide === "BRAVO",
+								})}
+							>
+								{map.winnerSide === "ALPHA"
+									? t("q:match.sides.alpha")
+									: t("q:match.sides.bravo")}
+							</span>
+						) : null}
+					</div>
+				))}
+			</div>
+		</SendouTabPanel>
+	);
+}
diff --git a/app/features/scrims/components/ScrimMatchStatsTab.module.css b/app/features/scrims/components/ScrimMatchStatsTab.module.css
new file mode 100644
index 000000000..b34cc3b2a
--- /dev/null
+++ b/app/features/scrims/components/ScrimMatchStatsTab.module.css
@@ -0,0 +1,43 @@
+.root {
+	display: flex;
+	flex-direction: column;
+	gap: var(--s-4);
+}
+
+.toggleRow {
+	display: flex;
+	align-items: center;
+	gap: var(--s-2);
+}
+
+.sectionTitle {
+	font-weight: var(--bold);
+	margin-bottom: var(--s-2);
+}
+
+.table {
+	width: 100%;
+	border-collapse: collapse;
+}
+
+.table th,
+.table td {
+	padding: var(--s-1) var(--s-2);
+	text-align: left;
+}
+
+.table th {
+	color: var(--text-lighter);
+	font-weight: var(--bold);
+	font-size: var(--fonts-sm);
+	border-bottom: 1px solid var(--border);
+}
+
+.cellRight {
+	text-align: right;
+}
+
+.empty {
+	color: var(--text-lighter);
+	font-style: italic;
+}
diff --git a/app/features/scrims/components/ScrimMatchStatsTab.tsx b/app/features/scrims/components/ScrimMatchStatsTab.tsx
new file mode 100644
index 000000000..681af7ac3
--- /dev/null
+++ b/app/features/scrims/components/ScrimMatchStatsTab.tsx
@@ -0,0 +1,150 @@
+// xxx: import * as React
+import { useState } from "react";
+import { useTranslation } from "react-i18next";
+import { useLoaderData } from "react-router";
+import { SendouTabPanel } from "~/components/elements/Tabs";
+import { TAB_KEYS } from "~/components/match-page/MatchTabs";
+import { MapPool } from "~/features/map-list-generator/core/map-pool";
+import * as ScrimMapByMap from "../core/ScrimMapByMap";
+import type { loader } from "../loaders/scrims.$id.server";
+import styles from "./ScrimMatchStatsTab.module.css";
+
+export function ScrimMatchStatsTab() {
+	const { t } = useTranslation(["scrims", "game-misc"]);
+	const data = useLoaderData<typeof loader>();
+	const [restrictToPool, setRestrictToPool] = useState(false);
+
+	const viewerSide = data.mapByMap?.viewerSide;
+	const maps = data.mapByMap?.maps ?? [];
+	const ownList = data.mapByMap?.mapLists.find((l) => l.side === viewerSide);
+
+	if (!viewerSide || maps.length === 0) {
+		return (
+			<SendouTabPanel id={TAB_KEYS.STATS}>
+				<div className={styles.empty}>{t("scrims:mapByMap.stats.empty")}</div>
+			</SendouTabPanel>
+		);
+	}
+
+	const restrictPool =
+		restrictToPool && ownList?.serializedPool
+			? new MapPool(ownList.serializedPool)
+			: undefined;
+
+	const stats = ScrimMapByMap.stats(maps, viewerSide, {
+		restrictToPool: restrictPool,
+	});
+
+	return (
+		<SendouTabPanel id={TAB_KEYS.STATS}>
+			<div className={styles.root} data-testid="scrim-stats-root">
+				{ownList?.source === "POOL" && ownList.serializedPool ? (
+					<label className={styles.toggleRow}>
+						<input
+							type="checkbox"
+							checked={restrictToPool}
+							onChange={(e) => setRestrictToPool(e.target.checked)}
+						/>
+						{t("scrims:mapByMap.stats.restrictToPool")}
+					</label>
+				) : null}
+
+				<section data-testid="stats-section-byMode">
+					<h3 className={styles.sectionTitle}>
+						{t("scrims:mapByMap.stats.byMode")}
+					</h3>
+					<StatsTable
+						rows={stats.byMode.map((r) => ({
+							key: r.key,
+							label: t(`game-misc:MODE_LONG_${r.key as "SZ"}` as const, {
+								defaultValue: r.key,
+							}),
+							wins: r.wins,
+							losses: r.losses,
+						}))}
+					/>
+				</section>
+
+				<section>
+					<h3 className={styles.sectionTitle}>
+						{t("scrims:mapByMap.stats.byStage")}
+					</h3>
+					<StatsTable
+						rows={stats.byStage.map((r) => ({
+							key: r.key,
+							label: t(`game-misc:STAGE_${Number(r.key)}` as const, {
+								defaultValue: r.key,
+							}),
+							wins: r.wins,
+							losses: r.losses,
+						}))}
+					/>
+				</section>
+
+				<section>
+					<h3 className={styles.sectionTitle}>
+						{t("scrims:mapByMap.stats.byStageMode")}
+					</h3>
+					<StatsTable
+						rows={stats.byStageMode.map((r) => {
+							const [stageId, mode] = r.key.split("-");
+							const stageLabel = t(
+								`game-misc:STAGE_${Number(stageId)}` as const,
+								{ defaultValue: stageId },
+							);
+							const modeLabel = t(
+								`game-misc:MODE_LONG_${mode as "SZ"}` as const,
+								{ defaultValue: mode },
+							);
+							return {
+								key: r.key,
+								label: `${stageLabel} — ${modeLabel}`,
+								wins: r.wins,
+								losses: r.losses,
+							};
+						})}
+					/>
+				</section>
+			</div>
+		</SendouTabPanel>
+	);
+}
+
+function StatsTable({
+	rows,
+}: {
+	rows: Array<{ key: string; label: string; wins: number; losses: number }>;
+}) {
+	const { t } = useTranslation(["scrims"]);
+
+	if (rows.length === 0) {
+		return (
+			<div className={styles.empty}>{t("scrims:mapByMap.stats.empty")}</div>
+		);
+	}
+
+	return (
+		<table className={styles.table}>
+			<thead>
+				<tr>
+					<th>{t("scrims:mapByMap.stats.col.label")}</th>
+					<th className={styles.cellRight}>
+						{t("scrims:mapByMap.stats.col.wins")}
+					</th>
+					<th className={styles.cellRight}>
+						{t("scrims:mapByMap.stats.col.losses")}
+					</th>
+				</tr>
+			</thead>
+			<tbody>
+				{rows.map((row) => (
+					<tr key={row.key}>
+						<td>{row.label}</td>
+						<td className={styles.cellRight}>{row.wins}</td>
+						<td className={styles.cellRight}>{row.losses}</td>
+					</tr>
+				))}
+			</tbody>
+		</table>
+	);
+}
diff --git a/app/features/scrims/components/ScrimMatchTabs.tsx b/app/features/scrims/components/ScrimMatchTabs.tsx
index f036eaf76..64a971907 100644
--- a/app/features/scrims/components/ScrimMatchTabs.tsx
+++ b/app/features/scrims/components/ScrimMatchTabs.tsx
@@ -16,6 +16,9 @@ import * as Scrim from "../core/Scrim";
 import type { loader } from "../loaders/scrims.$id.server";
 import { SCRIM } from "../scrims-constants";
 import type { ScrimPost } from "../scrims-types";
+import { ScrimMatchActionTab } from "./ScrimMatchActionTab";
+import { ScrimMatchResultTab } from "./ScrimMatchResultTab";
+import { ScrimMatchStatsTab } from "./ScrimMatchStatsTab";
 
 export function ScrimMatchTabs() {
 	const { t } = useTranslation(["q"]);
@@ -35,8 +38,10 @@ export function ScrimMatchTabs() {
 		members: allMembers,
 	});
 
+	const tabs = resolveTabs(data);
+
 	return (
-		<MatchTabs tabs={[TAB_KEYS.ROSTERS, TAB_KEYS.JOIN]}>
+		<MatchTabs tabs={tabs}>
 			<MatchJoinTab
 				{...activeRoomLink}
 				onConfirmRoom={onConfirmRoom}
@@ -60,10 +65,34 @@ export function ScrimMatchTabs() {
 					},
 				]}
 			/>
+			<ScrimMatchActionTab />
+			<ScrimMatchResultTab />
+			<ScrimMatchStatsTab />
 		</MatchTabs>
 	);
 }
 
+function resolveTabs(data: ReturnType<typeof useLoaderData<typeof loader>>) {
+	const tabs: Array<(typeof TAB_KEYS)[keyof typeof TAB_KEYS]> = [
+		TAB_KEYS.ROSTERS,
+		TAB_KEYS.JOIN,
+		TAB_KEYS.ACTION,
+	];
+
+	if (data.mapByMap && data.mapByMap.maps.length > 0) {
+		tabs.push(TAB_KEYS.RESULT);
+	}
+
+	if (
+		data.mapByMap?.maps.some((m) => m.reportedAt !== null) &&
+		data.mapByMap.viewerSide !== null
+	) {
+		tabs.push(TAB_KEYS.STATS);
+	}
+
+	return tabs;
+}
+
 function mapTeam(team: ScrimPost["team"]) {
 	if (!team) return undefined;
 	return {
diff --git a/app/features/scrims/core/Scrim.test.ts b/app/features/scrims/core/Scrim.test.ts
index 602a96b48..a292e26de 100644
--- a/app/features/scrims/core/Scrim.test.ts
+++ b/app/features/scrims/core/Scrim.test.ts
@@ -1,10 +1,13 @@
 import { describe, expect, it } from "vitest";
 import { databaseTimestampNow, dateToDatabaseTimestamp } from "~/utils/dates";
+import { SCRIM_TRACKING_AUTO_LOCK_HOURS } from "../scrims-constants";
 import type { ScrimFilters, ScrimPost } from "../scrims-types";
 import {
 	applyFilters,
+	isTrackingLocked,
 	participantIdsListFromAccepted,
 	sideDisplayName,
+	sideOfUser,
 } from "./Scrim";
 
 type MockUser = { id: number };
@@ -127,6 +130,8 @@ describe("applyFilters", () => {
 			mapsTournament: null,
 			permissions: { MANAGE_REQUESTS: [], CANCEL: [], DELETE_POST: [] },
 			team: null,
+			trackingEnabledAt: null,
+			trackingLockedAt: null,
 		};
 	}
 
@@ -461,3 +466,85 @@ describe("applyFilters", () => {
 		});
 	});
 });
+
+describe("sideOfUser", () => {
+	it("returns ALPHA for users in the post's users list", () => {
+		const post = createPost(
+			[{ id: 1 }],
+			[{ isAccepted: true, users: [{ id: 2 }] }],
+		);
+		expect(sideOfUser(post, 1)).toBe("ALPHA");
+	});
+
+	it("returns BRAVO for users in the accepted request's users list", () => {
+		const post = createPost(
+			[{ id: 1 }],
+			[{ isAccepted: true, users: [{ id: 2 }] }],
+		);
+		expect(sideOfUser(post, 2)).toBe("BRAVO");
+	});
+
+	it("returns null for non-participants", () => {
+		const post = createPost(
+			[{ id: 1 }],
+			[{ isAccepted: true, users: [{ id: 2 }] }],
+		);
+		expect(sideOfUser(post, 99)).toBeNull();
+	});
+
+	it("ignores users only in non-accepted requests", () => {
+		const post = createPost(
+			[{ id: 1 }],
+			[{ isAccepted: false, users: [{ id: 2 }] }],
+		);
+		expect(sideOfUser(post, 2)).toBeNull();
+	});
+});
+
+describe("isTrackingLocked", () => {
+	const ONE_HOUR_MS = 60 * 60 * 1000;
+	const lockWindowMs = SCRIM_TRACKING_AUTO_LOCK_HOURS * ONE_HOUR_MS;
+
+	function postWith(
+		trackingEnabledAt: number | null,
+		trackingLockedAt: number | null = null,
+	): ScrimPost {
+		return {
+			trackingEnabledAt,
+			trackingLockedAt,
+		} as unknown as ScrimPost;
+	}
+
+	it("returns true when trackingLockedAt is set", () => {
+		expect(isTrackingLocked(postWith(100, 200), [], Date.now())).toBe(true);
+	});
+
+	it("returns false when tracking not enabled", () => {
+		expect(isTrackingLocked(postWith(null), [], Date.now())).toBe(false);
+	});
+
+	it("returns false just inside the auto-lock window", () => {
+		const now = 1_000_000_000;
+		const enabledSeconds = (now - (lockWindowMs - ONE_HOUR_MS)) / 1000;
+		expect(isTrackingLocked(postWith(enabledSeconds), [], now)).toBe(false);
+	});
+
+	it("returns true just past the auto-lock window", () => {
+		const now = 1_000_000_000;
+		const enabledSeconds = (now - (lockWindowMs + ONE_HOUR_MS)) / 1000;
+		expect(isTrackingLocked(postWith(enabledSeconds), [], now)).toBe(true);
+	});
+
+	it("uses the most recent reported map as the reference point", () => {
+		const now = 1_000_000_000;
+		const enabledSeconds = (now - lockWindowMs * 2) / 1000;
+		const recentMapSeconds = (now - ONE_HOUR_MS) / 1000;
+		expect(
+			isTrackingLocked(
+				postWith(enabledSeconds),
+				[{ reportedAt: recentMapSeconds }],
+				now,
+			),
+		).toBe(false);
+	});
+});
diff --git a/app/features/scrims/core/Scrim.ts b/app/features/scrims/core/Scrim.ts
index 1a45a425d..2eb670986 100644
--- a/app/features/scrims/core/Scrim.ts
+++ b/app/features/scrims/core/Scrim.ts
@@ -1,9 +1,10 @@
 import { format, isWeekend } from "date-fns";
 import * as R from "remeda";
+import type { Tables } from "~/db/tables";
 import { databaseTimestampToDate } from "~/utils/dates";
 import { logger } from "~/utils/logger";
-import { LUTI_DIVS } from "../scrims-constants";
-import type { ScrimFilters, ScrimPost } from "../scrims-types";
+import { LUTI_DIVS, SCRIM_TRACKING_AUTO_LOCK_HOURS } from "../scrims-constants";
+import type { ScrimFilters, ScrimPost, ScrimSide } from "../scrims-types";
 
 /** Returns true if the original poster has accepted any of the requests. */
 export function isAccepted(post: ScrimPost) {
@@ -125,3 +126,76 @@ export function defaultFilters(): ScrimFilters {
 export function filtersAreDefault(filters: ScrimFilters): boolean {
 	return R.isShallowEqual(filters, defaultFilters());
 }
+
+/**
+ * Returns the side ("ALPHA" or "BRAVO") the user belongs to in the scrim, or
+ * null when the user is not part of the accepted pairing.
+ *
+ * The post's own users list is treated as the ALPHA side; the accepted
+ * request's users list is treated as the BRAVO side.
+ */
+export function sideOfUser(post: ScrimPost, userId: number): ScrimSide | null {
+	if (post.users.some((u) => u.id === userId)) return "ALPHA";
+
+	const acceptedRequest = post.requests.find((r) => r.isAccepted);
+	if (acceptedRequest?.users.some((u) => u.id === userId)) return "BRAVO";
+
+	return null;
+}
+
+// xxx: useless helper
+/** Returns true when map-by-map tracking has been enabled on the post. */
+export function isTrackingEnabled(post: ScrimPost): boolean {
+	return post.trackingEnabledAt !== null;
+}
+
+/**
+ * Returns true when map-by-map tracking is locked, either because it was
+ * explicitly locked or because the auto-lock window has elapsed since the last
+ * activity (`trackingEnabledAt` or the most recent reported map).
+ */
+export function isTrackingLocked(
+	post: ScrimPost,
+	maps: Pick<Tables["ScrimMap"], "reportedAt">[] = [],
+	now: number = Date.now(),
+): boolean {
+	if (post.trackingLockedAt !== null) return true;
+	if (post.trackingEnabledAt === null) return false;
+
+	const lastReportedAt = maps.reduce<number | null>((acc, m) => {
+		if (m.reportedAt === null) return acc;
+		return acc === null || m.reportedAt > acc ? m.reportedAt : acc;
+	}, null);
+
+	// xxx: use date-fns
+	const referenceSeconds = lastReportedAt ?? post.trackingEnabledAt;
+	const elapsedHours = (now - referenceSeconds * 1000) / (60 * 60 * 1000);
+
+	return elapsedHours > SCRIM_TRACKING_AUTO_LOCK_HOURS;
+}
+
+/**
+ * Returns the next 0-based map index to be inserted given a list of existing
+ * maps. Existing maps need not be in any particular order.
+ */
+export function nextMapIndex(
+	maps: Pick<Tables["ScrimMap"], "index">[],
+): number {
+	if (maps.length === 0) return 0;
+	return Math.max(...maps.map((m) => m.index)) + 1;
+}
+
+/**
+ * Returns the most recently reported map (by `index`), or undefined if no map
+ * has been reported yet.
+ */
+export function lastReportedMap<
+	T extends Pick<Tables["ScrimMap"], "index" | "reportedAt">,
+>(maps: T[]): T | undefined {
+	let latest: T | undefined;
+	for (const map of maps) {
+		if (map.reportedAt === null) continue;
+		if (!latest || map.index > latest.index) latest = map;
+	}
+	return latest;
+}
diff --git a/app/features/scrims/core/ScrimMapByMap.test.ts b/app/features/scrims/core/ScrimMapByMap.test.ts
new file mode 100644
index 000000000..78b0a63f1
--- /dev/null
+++ b/app/features/scrims/core/ScrimMapByMap.test.ts
@@ -0,0 +1,223 @@
+import { describe, expect, it } from "vitest";
+import type { Tables } from "~/db/tables";
+import {
+	type DbMapPoolList,
+	MapPool,
+} from "~/features/map-list-generator/core/map-pool";
+import { stagesObj } from "~/modules/in-game-lists/stage-ids";
+import type { StageId } from "~/modules/in-game-lists/types";
+import { canUndo, generateNextMap, stats, unionPool } from "./ScrimMapByMap";
+
+type MapRow = Pick<
+	Tables["ScrimMap"],
+	"index" | "mode" | "stageId" | "winnerSide" | "reportedAt"
+>;
+
+function makeMap(overrides: Partial<MapRow> & { index: number }): MapRow {
+	return {
+		index: overrides.index,
+		mode: overrides.mode ?? "SZ",
+		stageId: overrides.stageId ?? stagesObj.SCORCH_GORGE,
+		winnerSide: overrides.winnerSide ?? null,
+		reportedAt: overrides.reportedAt ?? null,
+	};
+}
+
+describe("ScrimMapByMap.unionPool", () => {
+	it("deduplicates stage-mode pairs across multiple POOL lists", () => {
+		const aPool = new MapPool({
+			SZ: [stagesObj.SCORCH_GORGE, stagesObj.EELTAIL_ALLEY],
+			TC: [],
+			CB: [],
+			RM: [],
+			TW: [],
+		}).serialized;
+		const bPool = new MapPool({
+			SZ: [stagesObj.EELTAIL_ALLEY, stagesObj.MAKOMART],
+			TC: [],
+			CB: [],
+			RM: [],
+			TW: [],
+		}).serialized;
+
+		const pool = unionPool([
+			{
+				side: "ALPHA",
+				source: "POOL",
+				tournamentId: null,
+				serializedPool: aPool,
+			},
+			{
+				side: "BRAVO",
+				source: "POOL",
+				tournamentId: null,
+				serializedPool: bPool,
+			},
+		]);
+
+		expect([...pool.parsed.SZ].sort((a, b) => a - b)).toEqual(
+			[
+				stagesObj.SCORCH_GORGE,
+				stagesObj.EELTAIL_ALLEY,
+				stagesObj.MAKOMART,
+			].sort((a, b) => a - b),
+		);
+	});
+
+	it("resolves tournament pools via the provided map", () => {
+		const tournamentPools = new Map<number, DbMapPoolList>();
+		tournamentPools.set(7, [
+			{ mode: "SZ", stageId: stagesObj.HAMMERHEAD_BRIDGE as StageId },
+			{ mode: "TC", stageId: stagesObj.MAKOMART as StageId },
+		]);
+
+		const pool = unionPool(
+			[
+				{
+					side: "ALPHA",
+					source: "TOURNAMENT",
+					tournamentId: 7,
+					serializedPool: null,
+				},
+			],
+			tournamentPools,
+		);
+
+		expect(pool.parsed.SZ).toEqual([stagesObj.HAMMERHEAD_BRIDGE]);
+		expect(pool.parsed.TC).toEqual([stagesObj.MAKOMART]);
+	});
+});
+
+describe("ScrimMapByMap.generateNextMap", () => {
+	it("avoids the just-played stage when alternatives exist", () => {
+		const pool = new MapPool({
+			SZ: [stagesObj.SCORCH_GORGE, stagesObj.MAKOMART, stagesObj.WAHOO_WORLD],
+			TC: [],
+			CB: [],
+			RM: [],
+			TW: [],
+		});
+
+		for (let i = 0; i < 25; i++) {
+			const next = generateNextMap({
+				pool,
+				history: [{ mode: "SZ", stageId: stagesObj.SCORCH_GORGE }],
+			});
+			expect(next.stageId).not.toBe(stagesObj.SCORCH_GORGE);
+		}
+	});
+
+	it("can still generate when only one stage is available", () => {
+		const pool = new MapPool({
+			SZ: [stagesObj.SCORCH_GORGE],
+			TC: [],
+			CB: [],
+			RM: [],
+			TW: [],
+		});
+
+		const next = generateNextMap({ pool, history: [] });
+		expect(next).toEqual({ mode: "SZ", stageId: stagesObj.SCORCH_GORGE });
+	});
+});
+
+describe("ScrimMapByMap.canUndo", () => {
+	it("returns true for the most recent reported map", () => {
+		const history = [
+			makeMap({ index: 0, reportedAt: 100 }),
+			makeMap({ index: 1, reportedAt: 200 }),
+		];
+
+		expect(canUndo(history[1], history)).toBe(true);
+	});
+
+	it("returns false for unreported maps", () => {
+		const history = [makeMap({ index: 0, reportedAt: null })];
+		expect(canUndo(history[0], history)).toBe(false);
+	});
+
+	it("returns false for a non-latest reported map", () => {
+		const history = [
+			makeMap({ index: 0, reportedAt: 100 }),
+			makeMap({ index: 1, reportedAt: 200 }),
+		];
+		expect(canUndo(history[0], history)).toBe(false);
+	});
+
+	it("returns false when given undefined", () => {
+		expect(canUndo(undefined, [])).toBe(false);
+	});
+});
+
+describe("ScrimMapByMap.stats", () => {
+	const history: MapRow[] = [
+		makeMap({
+			index: 0,
+			mode: "SZ",
+			stageId: stagesObj.SCORCH_GORGE,
+			winnerSide: "ALPHA",
+			reportedAt: 100,
+		}),
+		makeMap({
+			index: 1,
+			mode: "SZ",
+			stageId: stagesObj.MAKOMART,
+			winnerSide: "BRAVO",
+			reportedAt: 200,
+		}),
+		makeMap({
+			index: 2,
+			mode: "TC",
+			stageId: stagesObj.MAKOMART,
+			winnerSide: "ALPHA",
+			reportedAt: 300,
+		}),
+		makeMap({
+			index: 3,
+			mode: "SZ",
+			stageId: stagesObj.SCORCH_GORGE,
+			winnerSide: null,
+			reportedAt: null,
+		}),
+	];
+
+	it("aggregates wins/losses from the viewer's perspective", () => {
+		const result = stats(history, "ALPHA");
+
+		const szMode = result.byMode.find((r) => r.key === "SZ");
+		expect(szMode).toEqual({ key: "SZ", wins: 1, losses: 1 });
+
+		const tcMode = result.byMode.find((r) => r.key === "TC");
+		expect(tcMode).toEqual({ key: "TC", wins: 1, losses: 0 });
+	});
+
+	it("flips wins/losses when viewing as BRAVO", () => {
+		const result = stats(history, "BRAVO");
+
+		const szMode = result.byMode.find((r) => r.key === "SZ");
+		expect(szMode).toEqual({ key: "SZ", wins: 1, losses: 1 });
+
+		const tcMode = result.byMode.find((r) => r.key === "TC");
+		expect(tcMode).toEqual({ key: "TC", wins: 0, losses: 1 });
+	});
+
+	it("filters out empty rows", () => {
+		const result = stats(history, "ALPHA");
+		for (const row of result.byMode) {
+			expect(row.wins + row.losses).toBeGreaterThan(0);
+		}
+	});
+
+	it("respects restrictToPool", () => {
+		const restrictToPool = new MapPool({
+			SZ: [stagesObj.SCORCH_GORGE],
+			TC: [],
+			CB: [],
+			RM: [],
+			TW: [],
+		});
+
+		const result = stats(history, "ALPHA", { restrictToPool });
+		expect(result.byMode).toEqual([{ key: "SZ", wins: 1, losses: 0 }]);
+	});
+});
diff --git a/app/features/scrims/core/ScrimMapByMap.ts b/app/features/scrims/core/ScrimMapByMap.ts
new file mode 100644
index 000000000..f5115b7d2
--- /dev/null
+++ b/app/features/scrims/core/ScrimMapByMap.ts
@@ -0,0 +1,208 @@
+// xxx: probably just merge with Scrim
+
+import type { Tables } from "~/db/tables";
+import * as MapList from "~/features/map-list-generator/core/MapList";
+import {
+	type DbMapPoolList,
+	MapPool,
+} from "~/features/map-list-generator/core/map-pool";
+import type { MapPoolObject } from "~/features/map-list-generator/core/map-pool-serializer/types";
+import { modesShort } from "~/modules/in-game-lists/modes";
+import type { ModeShort, StageId } from "~/modules/in-game-lists/types";
+
+type ScrimMapListRow = Pick<
+	Tables["ScrimMapList"],
+	"side" | "source" | "tournamentId" | "serializedPool"
+>;
+
+type ScrimMapRow = Pick<
+	Tables["ScrimMap"],
+	"index" | "mode" | "stageId" | "winnerSide" | "reportedAt"
+>;
+
+/**
+ * Merges the submitted map lists into a single deduplicated MapPool. Tournament
+ * pools are resolved by the caller and passed in via `tournamentPools` keyed by
+ * the tournament id.
+ */
+export function unionPool(
+	lists: ScrimMapListRow[],
+	tournamentPools: Map<number, DbMapPoolList> = new Map(),
+): MapPool {
+	const merged: MapPoolObject = {
+		TW: [],
+		SZ: [],
+		TC: [],
+		RM: [],
+		CB: [],
+	};
+
+	const addPair = (mode: ModeShort, stageId: StageId) => {
+		if (!merged[mode].includes(stageId)) merged[mode].push(stageId);
+	};
+
+	for (const list of lists) {
+		if (list.source === "TOURNAMENT") {
+			const tournamentList = list.tournamentId
+				? tournamentPools.get(list.tournamentId)
+				: undefined;
+			if (!tournamentList) continue;
+			for (const { mode, stageId } of tournamentList) {
+				addPair(mode, stageId);
+			}
+		} else {
+			if (!list.serializedPool) continue;
+			const pool = new MapPool(list.serializedPool);
+			for (const { mode, stageId } of pool.stageModePairs) {
+				addPair(mode, stageId);
+			}
+		}
+	}
+
+	return new MapPool(merged);
+}
+
+/**
+ * Generates the next single map for the scrim by replaying the past map history
+ * through the underlying generator so the resulting map respects its
+ * anti-repeat and mode-ordering behavior.
+ */
+export function generateNextMap(args: {
+	pool: MapPool;
+	history: Pick<Tables["ScrimMap"], "mode" | "stageId">[];
+}): { mode: ModeShort; stageId: StageId } {
+	if (args.pool.isEmpty()) {
+		throw new Error("Cannot generate map from empty pool");
+	}
+
+	const initialWeights = new Map<string, number>();
+	if (args.history.length > 0) {
+		for (const pair of args.pool.stageModePairs) {
+			initialWeights.set(MapList.modeStageKey(pair.mode, pair.stageId), 0);
+		}
+		for (const played of args.history) {
+			initialWeights.set(
+				MapList.modeStageKey(played.mode, played.stageId),
+				-1000, // xxx: why -1000?
+			);
+		}
+	}
+
+	const generator = MapList.generate({
+		mapPool: args.pool,
+		initialWeights: initialWeights.size > 0 ? initialWeights : undefined,
+		skipEnsureMinimumCandidates: true,
+	});
+
+	generator.next();
+	const result = generator.next({ amount: 1 }).value;
+
+	if (!result || result.length === 0) {
+		throw new Error("Failed to generate map");
+	}
+
+	return { mode: result[0].mode, stageId: result[0].stageId };
+}
+
+/**
+ * Returns true when the given map is the most recently reported one and is
+ * therefore eligible to be undone.
+ */
+export function canUndo(
+	map: ScrimMapRow | undefined,
+	history: ScrimMapRow[],
+): boolean {
+	if (!map || map.reportedAt === null) return false;
+
+	for (const other of history) {
+		if (other.reportedAt === null) continue;
+		if (other.index > map.index) return false;
+	}
+
+	return true;
+}
+
+export type StatsRow = {
+	key: string;
+	wins: number;
+	losses: number;
+};
+
+export type Stats = {
+	byMode: StatsRow[];
+	byStage: StatsRow[];
+	byStageMode: StatsRow[];
+};
+
+/**
+ * Aggregates per-mode, per-stage, and per-(stage, mode) win/loss counts from
+ * the viewer's perspective. Maps outside `restrictToPool` (when provided) are
+ * skipped, as are unreported maps. Empty rows are filtered out.
+ */
+export function stats(
+	maps: ScrimMapRow[],
+	viewerSide: "ALPHA" | "BRAVO",
+	opts: { restrictToPool?: MapPool } = {},
+): Stats {
+	const byMode = new Map<ModeShort, StatsRow>();
+	const byStage = new Map<StageId, StatsRow>();
+	const byStageMode = new Map<string, StatsRow>();
+
+	const stageModeKey = (mode: ModeShort, stageId: StageId) =>
+		`${stageId}-${mode}`;
+
+	const bump = <K>(
+		bucket: Map<K, StatsRow>,
+		key: K,
+		display: string,
+		isWin: boolean,
+	) => {
+		const existing = bucket.get(key);
+		if (existing) {
+			if (isWin) existing.wins += 1;
+			else existing.losses += 1;
+			return;
+		}
+		bucket.set(key, {
+			key: display,
+			wins: isWin ? 1 : 0,
+			losses: isWin ? 0 : 1,
+		});
+	};
+
+	for (const map of maps) {
+		if (map.reportedAt === null || map.winnerSide === null) continue;
+		if (
+			opts.restrictToPool &&
+			!opts.restrictToPool.has({ mode: map.mode, stageId: map.stageId })
+		) {
+			continue;
+		}
+
+		const isWin = map.winnerSide === viewerSide;
+
+		bump(byMode, map.mode, map.mode, isWin);
+		bump(byStage, map.stageId, String(map.stageId), isWin);
+		bump(
+			byStageMode,
+			stageModeKey(map.mode, map.stageId),
+			stageModeKey(map.mode, map.stageId),
+			isWin,
+		);
+	}
+
+	const filterEmpty = (rows: StatsRow[]) =>
+		rows.filter((r) => r.wins + r.losses > 0);
+
+	const orderedByMode: StatsRow[] = [];
+	for (const mode of modesShort) {
+		const row = byMode.get(mode);
+		if (row) orderedByMode.push(row);
+	}
+
+	return {
+		byMode: filterEmpty(orderedByMode),
+		byStage: filterEmpty([...byStage.values()]),
+		byStageMode: filterEmpty([...byStageMode.values()]),
+	};
+}
diff --git a/app/features/scrims/loaders/scrims.$id.server.ts b/app/features/scrims/loaders/scrims.$id.server.ts
index 127684040..be37b63f0 100644
--- a/app/features/scrims/loaders/scrims.$id.server.ts
+++ b/app/features/scrims/loaders/scrims.$id.server.ts
@@ -10,6 +10,8 @@ import {
 	requireUser,
 } from "../../auth/core/user.server";
 import * as Scrim from "../core/Scrim";
+import * as ScrimMapByMap from "../core/ScrimMapByMap";
+import * as ScrimMapByMapRepository from "../ScrimMapByMapRepository.server";
 import * as ScrimPostRepository from "../ScrimPostRepository.server";
 
 export const loader = async ({ params }: LoaderFunctionArgs) => {
@@ -36,6 +38,10 @@ export const loader = async ({ params }: LoaderFunctionArgs) => {
 			RoomLinkRepository.findByUserIds(participantIds, 3),
 		]);
 
+	const mapByMap = Scrim.isTrackingEnabled(post)
+		? await resolveMapByMap({ post, user })
+		: null;
+
 	return {
 		post,
 		chatCode:
@@ -53,6 +59,7 @@ export const loader = async ({ params }: LoaderFunctionArgs) => {
 		tournamentMapPool: post.mapsTournament
 			? await resolveTournamentMapPool(post.mapsTournament.id, user)
 			: null,
+		mapByMap,
 	};
 };
 
@@ -64,3 +71,45 @@ async function resolveTournamentMapPool(
 
 	return data.ctx.toSetMapPool;
 }
+
+async function resolveMapByMap({
+	post,
+	user,
+}: {
+	post: NonNullable<Awaited<ReturnType<typeof ScrimPostRepository.findById>>>;
+	user: AuthenticatedUser;
+}) {
+	// xxx: can we collapse to one query?
+	const [mapLists, maps] = await Promise.all([
+		ScrimMapByMapRepository.findMapListsByScrimPostId(post.id),
+		ScrimMapByMapRepository.findMapsByScrimPostId(post.id),
+	]);
+
+	const tournamentPools = new Map<
+		number,
+		Awaited<ReturnType<typeof resolveTournamentMapPool>>
+	>();
+	for (const list of mapLists) {
+		if (list.source !== "TOURNAMENT" || !list.tournamentId) continue;
+		if (tournamentPools.has(list.tournamentId)) continue;
+		const pool = await resolveTournamentMapPool(list.tournamentId, user);
+		tournamentPools.set(list.tournamentId, pool);
+	}
+
+	const pool =
+		mapLists.length > 0
+			? ScrimMapByMap.unionPool(mapLists, tournamentPools)
+			: null;
+	const currentMap = maps.find((m) => m.reportedAt === null) ?? null;
+	const viewerSide = Scrim.sideOfUser(post, user.id);
+	const locked = Scrim.isTrackingLocked(post, maps);
+
+	return {
+		mapLists,
+		maps,
+		currentMap,
+		viewerSide,
+		locked,
+		pool: pool ? pool.serialized : null,
+	};
+}
diff --git a/app/features/scrims/routes/scrims.$id.tsx b/app/features/scrims/routes/scrims.$id.tsx
index d962ee2a7..ff1b7477b 100644
--- a/app/features/scrims/routes/scrims.$id.tsx
+++ b/app/features/scrims/routes/scrims.$id.tsx
@@ -1,5 +1,7 @@
+import { useLoaderData } from "react-router";
 import { Main } from "~/components/Main";
 import { MatchPage } from "~/components/match-page/MatchPage";
+import { useWebsocketRevalidation } from "~/features/chat/chat-hooks";
 import type { SendouRouteHandle } from "~/utils/remix.server";
 import { navIconUrl, scrimsPage } from "../../../utils/urls";
 import { action } from "../actions/scrims.$id.server";
@@ -19,7 +21,16 @@ export const handle: SendouRouteHandle = {
 	}),
 };
 
+// xxx: Top right maps link icon maybe out of place now?
 export default function ScrimPage() {
+	const data = useLoaderData<typeof loader>();
+
+	// xxx: maybe not needed since we have the chat?
+	useWebsocketRevalidation(
+		data.post.chatCode ?? "",
+		Boolean(data.post.chatCode),
+	);
+
 	return (
 		<Main>
 			<MatchPage>
diff --git a/app/features/scrims/scrims-constants.ts b/app/features/scrims/scrims-constants.ts
index c182b0bc9..0bef4aa9b 100644
--- a/app/features/scrims/scrims-constants.ts
+++ b/app/features/scrims/scrims-constants.ts
@@ -21,3 +21,5 @@ export const SCRIM = {
 	MAX_TIME_RANGE_MS: 3 * 60 * 60 * 1000, // 3 hours
 	ROOM_LINK_FRESHNESS_MINUTES: 30,
 };
+
+export const SCRIM_TRACKING_AUTO_LOCK_HOURS = 4;
diff --git a/app/features/scrims/scrims-schemas.ts b/app/features/scrims/scrims-schemas.ts
index d1f5bbc98..910db3092 100644
--- a/app/features/scrims/scrims-schemas.ts
+++ b/app/features/scrims/scrims-schemas.ts
@@ -174,6 +174,60 @@ export const scrimsActionSchema = z.union([
 	persistScrimFiltersSchema,
 ]);
 
+const enableTrackingSchema = z.object({
+	_action: _action("ENABLE_TRACKING"),
+});
+
+// xxx: can we use discriminated union?
+const submitMapListSchema = z
+	.object({
+		_action: _action("SUBMIT_MAP_LIST"),
+		source: z.enum(["TOURNAMENT", "POOL"]),
+		tournamentId: z.preprocess(falsyToNull, id.nullable()).optional(),
+		serializedPool: z.preprocess(falsyToNull, z.string().nullable()).optional(),
+	})
+	.refine(
+		(value) =>
+			(value.source === "TOURNAMENT" &&
+				value.tournamentId &&
+				!value.serializedPool) ||
+			(value.source === "POOL" && value.serializedPool && !value.tournamentId),
+		{ message: "exactly one of tournamentId / serializedPool required" },
+	);
+
+const removeMapListSchema = z.object({
+	_action: _action("REMOVE_MAP_LIST"),
+});
+
+// xxx: should not be needed to
+const generateNextMapSchema = z.object({
+	_action: _action("GENERATE_NEXT_MAP"),
+});
+
+const reportMapSchema = z.object({
+	_action: _action("REPORT_MAP"),
+	mapId: id,
+	winnerSide: z.enum(["ALPHA", "BRAVO"]),
+});
+
+const undoMapSchema = z.object({
+	_action: _action("UNDO_MAP"),
+});
+
+const replayMapSchema = z.object({
+	_action: _action("REPLAY_MAP"),
+});
+
+export const scrimMapByMapActionSchema = z.union([
+	enableTrackingSchema,
+	submitMapListSchema,
+	removeMapListSchema,
+	generateNextMapSchema,
+	reportMapSchema,
+	undoMapSchema,
+	replayMapSchema,
+]);
+
 const MAX_SCRIM_POST_TEXT_LENGTH = 500;
 
 export const RANGE_END_OPTIONS = [
diff --git a/app/features/scrims/scrims-types.ts b/app/features/scrims/scrims-types.ts
index 7781f8d98..a5e53c637 100644
--- a/app/features/scrims/scrims-types.ts
+++ b/app/features/scrims/scrims-types.ts
@@ -4,6 +4,8 @@ import type { LUTI_DIVS } from "./scrims-constants";
 
 export type LutiDiv = (typeof LUTI_DIVS)[number];
 
+export type ScrimSide = "ALPHA" | "BRAVO";
+
 export interface ScrimPost {
 	id: number;
 	at: number;
@@ -42,6 +44,11 @@ export interface ScrimPost {
 		byUser: ScrimPostUser;
 		reason: string;
 	} | null;
+	// xxx: if inferred, do they need to be here?
+	/** When map-by-map tracking was enabled on this scrim. Null when not enabled. */
+	trackingEnabledAt: number | null;
+	/** When map-by-map tracking was locked. Null when not locked. */
+	trackingLockedAt: number | null;
 }
 
 export interface ScrimPostRequest {
diff --git a/db-test.sqlite3 b/db-test.sqlite3
index 71c1c353f..7e942bfc4 100644
Binary files a/db-test.sqlite3 and b/db-test.sqlite3 differ
diff --git a/e2e/scrims.spec.ts b/e2e/scrims.spec.ts
index fc6d640db..a3082e177 100644
--- a/e2e/scrims.spec.ts
+++ b/e2e/scrims.spec.ts
@@ -1,3 +1,4 @@
+import type { Page } from "@playwright/test";
 import { NZAP_TEST_ID } from "~/db/seed/constants";
 import { ADMIN_ID } from "~/features/admin/admin-constants";
 import { scrimsNewFormSchema } from "~/features/scrims/scrims-schemas";
@@ -10,9 +11,12 @@ import {
 	selectUser,
 	submit,
 	test,
+	waitForPOSTResponse,
 } from "./helpers/playwright";
 import { createFormHelpers } from "./helpers/playwright-form";
 
+const TEST_POOL_SERIALIZED = "sz:3a14000;tc:2c98000";
+
 test.describe("Scrims", () => {
 	test("creates a new scrim & deletes it", async ({ page }) => {
 		await seed(page);
@@ -239,4 +243,147 @@ test.describe("Scrims", () => {
 		// on /maps page
 		await expect(page.getByText("Create map list")).toBeVisible();
 	});
+
+	test("map-by-map: lists, report, undo, replay, change list, stats", async ({
+		page,
+	}) => {
+		await seed(page, "NO_SCRIMS");
+
+		// ADMIN creates a scrim scheduled in the future
+		await impersonate(page, ADMIN_ID);
+
+		// xxx: just navigate to /scrims/1 straight
+		await navigate({ page, url: newScrimPostPage() });
+
+		const form = createFormHelpers(page, scrimsNewFormSchema);
+		const tomorrow = new Date();
+		tomorrow.setDate(tomorrow.getDate() + 1);
+		tomorrow.setHours(18, 0, 0, 0);
+		await form.setDateTime("at", tomorrow);
+		await submit(page);
+
+		// NZAP requests the scrim
+		await impersonate(page, NZAP_TEST_ID);
+		await navigate({ page, url: scrimsPage() });
+		await page.getByTestId("available-scrims-tab").click();
+		await page.getByTestId("request-scrim-button").first().click();
+		await selectUser({ labelName: "User 2", page, userName: "5" });
+		await selectUser({ labelName: "User 3", page, userName: "6" });
+		await selectUser({ labelName: "User 4", page, userName: "7" });
+		await submit(page);
+
+		// ADMIN accepts and opens the scrim page
+		await impersonate(page, ADMIN_ID);
+		await navigate({ page, url: scrimsPage() });
+		await page.getByTestId("confirm-modal-trigger-button").click();
+		await submit(page, "confirm-button");
+		await page.getByTestId("booked-scrims-tab").click();
+		await page.getByRole("link", { name: "Contact" }).click();
+		await page.waitForURL(/\/scrims\/\d+/);
+
+		const scrimUrl = page.url();
+
+		// ADMIN enables tracking from the Action tab
+		await page.getByRole("tab", { name: "Action" }).click();
+		await submit(page, "enable-tracking-button");
+		await expect(page.getByTestId("scrim-map-list-form")).toBeVisible();
+
+		// ADMIN submits a tournament-based map list (Swim or Sink)
+		await page.getByTestId("source-radio-tournament").click();
+		await page.getByRole("button", { name: /Tournament search/i }).click();
+		await page.getByTestId("tournament-search-input").fill("Swim or Sink");
+		await expect(
+			page.getByTestId("tournament-search-item").first(),
+		).toBeVisible();
+		await page.getByTestId("tournament-search-item").first().click();
+		await submit(page, "submit-map-list-button");
+		await expect(page.getByTestId("map-list-row-ALPHA")).toContainText(
+			"Tournament",
+		);
+
+		// NZAP submits a pool-URL-based map list
+		await impersonate(page, NZAP_TEST_ID);
+		await navigate({ page, url: scrimUrl });
+		await page.getByRole("tab", { name: "Action" }).click();
+		await page.getByTestId("source-radio-pool").click();
+		await page.getByTestId("pool-input").fill(TEST_POOL_SERIALIZED);
+		await submit(page, "submit-map-list-button");
+		await expect(page.getByTestId("reveal-next-map-button")).toBeVisible();
+		await expect(page.getByTestId("map-list-row-BRAVO")).toContainText("Pool");
+
+		// Map 1: reveal → ALPHA wins
+		await submit(page, "reveal-next-map-button");
+		await reportScrimMapWinner(page, "ALPHA");
+		await expect(page.getByTestId("reveal-next-map-button")).toBeVisible();
+
+		// Map 2: reveal → BRAVO wins
+		await submit(page, "reveal-next-map-button");
+		await reportScrimMapWinner(page, "BRAVO");
+		await expect(page.getByTestId("reveal-next-map-button")).toBeVisible();
+
+		// Map 3: reveal → ALPHA wins → undo
+		await submit(page, "reveal-next-map-button");
+		await reportScrimMapWinner(page, "ALPHA");
+		await expect(page.getByTestId("undo-map-button")).toBeVisible();
+		await submit(page, "undo-map-button");
+		// After undo, the third map row is gone — only two reported maps remain
+		await expect(page.getByTestId("result-row-2")).toHaveCount(0);
+
+		// Reveal a fresh map 3 and report BRAVO wins
+		await submit(page, "reveal-next-map-button");
+		await reportScrimMapWinner(page, "BRAVO");
+
+		// Replay last map: inserts an unreported duplicate, then report ALPHA wins
+		await expect(page.getByTestId("replay-map-button")).toBeVisible();
+		await submit(page, "replay-map-button");
+		await reportScrimMapWinner(page, "ALPHA");
+
+		// Switch back to ADMIN to change their list
+		await impersonate(page, ADMIN_ID);
+		await navigate({ page, url: scrimUrl });
+		await page.getByRole("tab", { name: "Action" }).click();
+
+		// Remove ALPHA's tournament list
+		await waitForPOSTResponse(page, async () => {
+			await page
+				.getByTestId("map-list-row-ALPHA")
+				.getByTestId("remove-list-button")
+				.click();
+		});
+		await expect(page.getByTestId("scrim-map-list-form")).toBeVisible();
+
+		// Re-submit ALPHA's list, this time as a pool URL
+		await page.getByTestId("source-radio-pool").click();
+		await page.getByTestId("pool-input").fill(TEST_POOL_SERIALIZED);
+		await submit(page, "submit-map-list-button");
+		await expect(page.getByTestId("map-list-row-ALPHA")).toContainText("Pool");
+
+		// Verify stats tab reflects the played maps
+		await page.getByRole("tab", { name: "Stats" }).click();
+		await expect(page.getByTestId("scrim-stats-root")).toBeVisible();
+
+		// Four reported maps total (Alpha 2 / Bravo 2 from ADMIN's POV).
+		// Sum of wins+losses across byMode rows should equal 4.
+		const winCells = await page
+			.getByTestId("stats-section-byMode")
+			.locator("tbody tr td:nth-child(2)")
+			.allInnerTexts();
+		const lossCells = await page
+			.getByTestId("stats-section-byMode")
+			.locator("tbody tr td:nth-child(3)")
+			.allInnerTexts();
+		const total =
+			winCells.reduce((acc, v) => acc + Number(v), 0) +
+			lossCells.reduce((acc, v) => acc + Number(v), 0);
+		expect(total).toBe(4);
+	});
 });
+
+async function reportScrimMapWinner(page: Page, winner: "ALPHA" | "BRAVO") {
+	const testId = winner === "ALPHA" ? "winner-radio-1" : "winner-radio-2";
+	await expect(
+		page.locator('[data-testid^="winner-radio-"][data-selected="true"]'),
+	).toHaveCount(0);
+	await page.getByTestId(testId).click();
+	await submit(page, "report-score-button");
+}
diff --git a/e2e/seeds/db-seed-AB_RR.sqlite3 b/e2e/seeds/db-seed-AB_RR.sqlite3
index 28c98f243..e8081c836 100644
Binary files a/e2e/seeds/db-seed-AB_RR.sqlite3 and b/e2e/seeds/db-seed-AB_RR.sqlite3 differ
diff --git a/e2e/seeds/db-seed-DEFAULT.sqlite3 b/e2e/seeds/db-seed-DEFAULT.sqlite3
index 51bb2da10..f7c0f2f8c 100644
Binary files a/e2e/seeds/db-seed-DEFAULT.sqlite3 and b/e2e/seeds/db-seed-DEFAULT.sqlite3 differ
diff --git a/e2e/seeds/db-seed-FINALIZED_BRACKET.sqlite3 b/e2e/seeds/db-seed-FINALIZED_BRACKET.sqlite3
index b2ccf4cda..83f92de53 100644
Binary files a/e2e/seeds/db-seed-FINALIZED_BRACKET.sqlite3 and b/e2e/seeds/db-seed-FINALIZED_BRACKET.sqlite3 differ
diff --git a/e2e/seeds/db-seed-IN_SQ_MATCH.sqlite3 b/e2e/seeds/db-seed-IN_SQ_MATCH.sqlite3
index b1b4756c0..fedf0f237 100644
Binary files a/e2e/seeds/db-seed-IN_SQ_MATCH.sqlite3 and b/e2e/seeds/db-seed-IN_SQ_MATCH.sqlite3 differ
diff --git a/e2e/seeds/db-seed-NO_SCRIMS.sqlite3 b/e2e/seeds/db-seed-NO_SCRIMS.sqlite3
index 5240dd83f..efe6f5c93 100644
Binary files a/e2e/seeds/db-seed-NO_SCRIMS.sqlite3 and b/e2e/seeds/db-seed-NO_SCRIMS.sqlite3 differ
diff --git a/e2e/seeds/db-seed-NO_SQ_GROUPS.sqlite3 b/e2e/seeds/db-seed-NO_SQ_GROUPS.sqlite3
index 5c6587355..9d769fee8 100644
Binary files a/e2e/seeds/db-seed-NO_SQ_GROUPS.sqlite3 and b/e2e/seeds/db-seed-NO_SQ_GROUPS.sqlite3 differ
diff --git a/e2e/seeds/db-seed-NO_TOURNAMENT_TEAMS.sqlite3 b/e2e/seeds/db-seed-NO_TOURNAMENT_TEAMS.sqlite3
index 7295ec087..df5c111d8 100644
Binary files a/e2e/seeds/db-seed-NO_TOURNAMENT_TEAMS.sqlite3 and b/e2e/seeds/db-seed-NO_TOURNAMENT_TEAMS.sqlite3 differ
diff --git a/e2e/seeds/db-seed-NZAP_IN_TEAM.sqlite3 b/e2e/seeds/db-seed-NZAP_IN_TEAM.sqlite3
index cd17d3164..0c8085ecd 100644
Binary files a/e2e/seeds/db-seed-NZAP_IN_TEAM.sqlite3 and b/e2e/seeds/db-seed-NZAP_IN_TEAM.sqlite3 differ
diff --git a/e2e/seeds/db-seed-REG_OPEN.sqlite3 b/e2e/seeds/db-seed-REG_OPEN.sqlite3
index f5d35af8d..e01932de3 100644
Binary files a/e2e/seeds/db-seed-REG_OPEN.sqlite3 and b/e2e/seeds/db-seed-REG_OPEN.sqlite3 differ
diff --git a/e2e/seeds/db-seed-SMALL_SOS.sqlite3 b/e2e/seeds/db-seed-SMALL_SOS.sqlite3
index 8bc4ffdff..7772c2682 100644
Binary files a/e2e/seeds/db-seed-SMALL_SOS.sqlite3 and b/e2e/seeds/db-seed-SMALL_SOS.sqlite3 differ
diff --git a/e2e/seeds/db-seed-TEAM_MAP_PREFS.sqlite3 b/e2e/seeds/db-seed-TEAM_MAP_PREFS.sqlite3
index 6e1bb68d0..6c2747d91 100644
Binary files a/e2e/seeds/db-seed-TEAM_MAP_PREFS.sqlite3 and b/e2e/seeds/db-seed-TEAM_MAP_PREFS.sqlite3 differ
diff --git a/locales/da/q.json b/locales/da/q.json
index 09c57a825..f85c0f50b 100644
--- a/locales/da/q.json
+++ b/locales/da/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "",
 	"tiers.currentCriteria": "",
 	"tiers.info.p1": "",
diff --git a/locales/da/scrims.json b/locales/da/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/da/scrims.json
+++ b/locales/da/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/de/q.json b/locales/de/q.json
index 75631dd93..dfe5ae424 100644
--- a/locales/de/q.json
+++ b/locales/de/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "",
 	"tiers.currentCriteria": "",
 	"tiers.info.p1": "",
diff --git a/locales/de/scrims.json b/locales/de/scrims.json
index 4524dfcaa..74d6088e0 100644
--- a/locales/de/scrims.json
+++ b/locales/de/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/en/q.json b/locales/en/q.json
index 96682db6a..d54c0ec71 100644
--- a/locales/en/q.json
+++ b/locales/en/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "Rosters",
 	"match.tabs.action": "Action",
 	"match.tabs.result": "Result",
+	"match.tabs.stats": "Stats",
 	"preparing.joinQ": "Join the queue",
 	"tiers.currentCriteria": "Current criteria",
 	"tiers.info.p1": "For example, Leviathan is the top 5% of players. Diamond is the 85th percentile etc.",
diff --git a/locales/en/scrims.json b/locales/en/scrims.json
index c69545d48..5dee25cc0 100644
--- a/locales/en/scrims.json
+++ b/locales/en/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "Canceled by {{user}}",
 	"banner.canceled.subtitle": "Reason: {{reason}}",
 	"banner.freeForm.header": "Free form practice",
-	"banner.freeForm.subtitle": "Communicate the maplist with the opponents"
+	"banner.freeForm.subtitle": "Communicate the maplist with the opponents",
+	"mapByMap.enable.button": "Enable map tracking",
+	"mapByMap.enable.explanation": "Enable map-by-map tracking to draw maps from a shared pool and report results. Once enabled, tracking cannot be turned off.",
+	"mapByMap.locked": "Map tracking is locked. No further changes can be made.",
+	"mapByMap.nonParticipantNotice": "Only participants can manage map tracking.",
+	"mapByMap.submitList.intro": "Submit a map list to begin generating maps.",
+	"mapByMap.revealNextMap": "Reveal next map",
+	"mapByMap.undo": "Undo last map",
+	"mapByMap.replay": "Replay last map",
+	"mapByMap.removeList": "Remove list",
+	"mapByMap.noListYet": "Not submitted yet",
+	"mapByMap.tournamentList": "Tournament map pool (id: {{id}})",
+	"mapByMap.poolList": "Pool: {{pool}}",
+	"mapByMap.form.sourceTournament": "Tournament",
+	"mapByMap.form.sourcePool": "Pool URL",
+	"mapByMap.form.tournamentLabel": "Tournament",
+	"mapByMap.form.tournamentRequired": "Please select a tournament",
+	"mapByMap.form.poolPlaceholder": "sendou.ink/maps?pool=... or raw pool value",
+	"mapByMap.form.poolInvalid": "Invalid map pool",
+	"mapByMap.result.empty": "No maps played yet",
+	"mapByMap.result.replayTag": "Replay of map {{index}}",
+	"mapByMap.stats.empty": "No reported maps yet",
+	"mapByMap.stats.restrictToPool": "Restrict to my submitted pool",
+	"mapByMap.stats.byMode": "By mode",
+	"mapByMap.stats.byStage": "By stage",
+	"mapByMap.stats.byStageMode": "By stage & mode",
+	"mapByMap.stats.col.label": "Map",
+	"mapByMap.stats.col.wins": "Wins",
+	"mapByMap.stats.col.losses": "Losses"
 }
diff --git a/locales/es-ES/q.json b/locales/es-ES/q.json
index 25e4b178c..fcedbe9c5 100644
--- a/locales/es-ES/q.json
+++ b/locales/es-ES/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "Unirte a la fila",
 	"tiers.currentCriteria": "Criterios actuales",
 	"tiers.info.p1": "Por ejemplo, Leviathan se encuentra entre el 5% de los mejores jugadores. Diamond es el percentil 85, etc.",
diff --git a/locales/es-ES/scrims.json b/locales/es-ES/scrims.json
index ee145a923..2743fbf15 100644
--- a/locales/es-ES/scrims.json
+++ b/locales/es-ES/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/es-US/q.json b/locales/es-US/q.json
index d7a98cfd9..f9cf7359d 100644
--- a/locales/es-US/q.json
+++ b/locales/es-US/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "Unirte a la fila",
 	"tiers.currentCriteria": "Criterios actuales",
 	"tiers.info.p1": "Por ejemplo, Leviathan se encuentra entre el 5% de los mejores jugadores. Diamond es el percentil 85, etc.",
diff --git a/locales/es-US/scrims.json b/locales/es-US/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/es-US/scrims.json
+++ b/locales/es-US/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/fr-CA/q.json b/locales/fr-CA/q.json
index 440d316ba..9cc51ecc6 100644
--- a/locales/fr-CA/q.json
+++ b/locales/fr-CA/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "",
 	"tiers.currentCriteria": "",
 	"tiers.info.p1": "",
diff --git a/locales/fr-CA/scrims.json b/locales/fr-CA/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/fr-CA/scrims.json
+++ b/locales/fr-CA/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/fr-EU/q.json b/locales/fr-EU/q.json
index 7dcfdc846..f97f9f928 100644
--- a/locales/fr-EU/q.json
+++ b/locales/fr-EU/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "Rejoindre la queue",
 	"tiers.currentCriteria": "Critères actuels",
 	"tiers.info.p1": "Par exemple, Les Léviathans font partie des 5 % des meilleurs joueurs. Le diamant est le top 15%, etc.",
diff --git a/locales/fr-EU/scrims.json b/locales/fr-EU/scrims.json
index 92d515ac0..37d37d633 100644
--- a/locales/fr-EU/scrims.json
+++ b/locales/fr-EU/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/he/q.json b/locales/he/q.json
index 3faca72b3..55406c2db 100644
--- a/locales/he/q.json
+++ b/locales/he/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "",
 	"tiers.currentCriteria": "",
 	"tiers.info.p1": "",
diff --git a/locales/he/scrims.json b/locales/he/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/he/scrims.json
+++ b/locales/he/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/it/q.json b/locales/it/q.json
index 501946cb4..4abbecbc8 100644
--- a/locales/it/q.json
+++ b/locales/it/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "Unisciti alla coda",
 	"tiers.currentCriteria": "Criterio corrente",
 	"tiers.info.p1": "Per esempio Leviathan è la top 5% dei giocatori. Diamante è l' 85esimo percentile etc.",
diff --git a/locales/it/scrims.json b/locales/it/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/it/scrims.json
+++ b/locales/it/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/ja/q.json b/locales/ja/q.json
index ef6fcd2be..9feb19e8c 100644
--- a/locales/ja/q.json
+++ b/locales/ja/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "列に入る",
 	"tiers.currentCriteria": "現在の基準",
 	"tiers.info.p1": "例として、Leviathanはプレイヤーの上位5%、Diamondは上位15%",
diff --git a/locales/ja/scrims.json b/locales/ja/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/ja/scrims.json
+++ b/locales/ja/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/ko/q.json b/locales/ko/q.json
index 75631dd93..dfe5ae424 100644
--- a/locales/ko/q.json
+++ b/locales/ko/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "",
 	"tiers.currentCriteria": "",
 	"tiers.info.p1": "",
diff --git a/locales/ko/scrims.json b/locales/ko/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/ko/scrims.json
+++ b/locales/ko/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/nl/q.json b/locales/nl/q.json
index 75631dd93..dfe5ae424 100644
--- a/locales/nl/q.json
+++ b/locales/nl/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "",
 	"tiers.currentCriteria": "",
 	"tiers.info.p1": "",
diff --git a/locales/nl/scrims.json b/locales/nl/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/nl/scrims.json
+++ b/locales/nl/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/pl/q.json b/locales/pl/q.json
index 75631dd93..dfe5ae424 100644
--- a/locales/pl/q.json
+++ b/locales/pl/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "",
 	"tiers.currentCriteria": "",
 	"tiers.info.p1": "",
diff --git a/locales/pl/scrims.json b/locales/pl/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/pl/scrims.json
+++ b/locales/pl/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/pt-BR/q.json b/locales/pt-BR/q.json
index cbea4df20..4ce6555d4 100644
--- a/locales/pt-BR/q.json
+++ b/locales/pt-BR/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "Entrar na fila",
 	"tiers.currentCriteria": "Critérios atuais",
 	"tiers.info.p1": "Por exemplo, Leviathan é o top 5% dos jogadores. Diamond é top 15% e etc.",
diff --git a/locales/pt-BR/scrims.json b/locales/pt-BR/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/pt-BR/scrims.json
+++ b/locales/pt-BR/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/ru/q.json b/locales/ru/q.json
index 7bfc27c49..25d079d42 100644
--- a/locales/ru/q.json
+++ b/locales/ru/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "Присоединиться к очереди",
 	"tiers.currentCriteria": "Текущие критерии",
 	"tiers.info.p1": "Например, Leviathan - топ 5% игроков, Diamond - 85 процентиль и т.д.",
diff --git a/locales/ru/scrims.json b/locales/ru/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/ru/scrims.json
+++ b/locales/ru/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/locales/zh/q.json b/locales/zh/q.json
index 5e66fff87..e2072fd6a 100644
--- a/locales/zh/q.json
+++ b/locales/zh/q.json
@@ -227,6 +227,7 @@
 	"match.tabs.rosters": "",
 	"match.tabs.action": "",
 	"match.tabs.result": "",
+	"match.tabs.stats": "",
 	"preparing.joinQ": "开始匹配",
 	"tiers.currentCriteria": "当前规则",
 	"tiers.info.p1": "比如说，Leviathan是前5%的玩家，Diamond是前15%的玩家。",
diff --git a/locales/zh/scrims.json b/locales/zh/scrims.json
index 76c07c585..acc51e7fc 100644
--- a/locales/zh/scrims.json
+++ b/locales/zh/scrims.json
@@ -89,5 +89,33 @@
 	"banner.canceled.header": "",
 	"banner.canceled.subtitle": "",
 	"banner.freeForm.header": "",
-	"banner.freeForm.subtitle": ""
+	"banner.freeForm.subtitle": "",
+	"mapByMap.enable.button": "",
+	"mapByMap.enable.explanation": "",
+	"mapByMap.locked": "",
+	"mapByMap.nonParticipantNotice": "",
+	"mapByMap.submitList.intro": "",
+	"mapByMap.revealNextMap": "",
+	"mapByMap.undo": "",
+	"mapByMap.replay": "",
+	"mapByMap.removeList": "",
+	"mapByMap.noListYet": "",
+	"mapByMap.tournamentList": "",
+	"mapByMap.poolList": "",
+	"mapByMap.form.sourceTournament": "",
+	"mapByMap.form.sourcePool": "",
+	"mapByMap.form.tournamentLabel": "",
+	"mapByMap.form.tournamentRequired": "",
+	"mapByMap.form.poolPlaceholder": "",
+	"mapByMap.form.poolInvalid": "",
+	"mapByMap.result.empty": "",
+	"mapByMap.result.replayTag": "",
+	"mapByMap.stats.empty": "",
+	"mapByMap.stats.restrictToPool": "",
+	"mapByMap.stats.byMode": "",
+	"mapByMap.stats.byStage": "",
+	"mapByMap.stats.byStageMode": "",
+	"mapByMap.stats.col.label": "",
+	"mapByMap.stats.col.wins": "",
+	"mapByMap.stats.col.losses": ""
 }
diff --git a/migrations/143-scrim-map-by-map.js b/migrations/143-scrim-map-by-map.js
new file mode 100644
index 000000000..bee14f422
--- /dev/null
+++ b/migrations/143-scrim-map-by-map.js
@@ -0,0 +1,53 @@
+export function up(db) {
+	db.transaction(() => {
+		db.prepare(
+			/* sql */ `alter table "ScrimPost" add column "trackingEnabledAt" integer`,
+		).run();
+
+		db.prepare(
+			/* sql */ `alter table "ScrimPost" add column "trackingLockedAt" integer`,
+		).run();
+
+		db.prepare(
+			/* sql */ `
+				create table "ScrimMapList" (
+					"id" integer primary key autoincrement,
+					"scrimPostId" integer not null,
+					"side" text not null check ("side" in ('ALPHA','BRAVO')),
+					"source" text not null check ("source" in ('TOURNAMENT','POOL')),
+					"tournamentId" integer,
+					"serializedPool" text,
+					"updatedAt" integer not null,
+					foreign key ("scrimPostId") references "ScrimPost"("id") on delete cascade,
+					foreign key ("tournamentId") references "Tournament"("id"),
+					unique("scrimPostId", "side") on conflict rollback
+				) strict
+			`,
+		).run();
+
+		db.prepare(
+			/* sql */ `
+				create table "ScrimMap" (
+					"id" integer primary key autoincrement,
+					"scrimPostId" integer not null,
+					"index" integer not null,
+					"mode" text not null,
+					"stageId" integer not null,
+					"winnerSide" text check ("winnerSide" in ('ALPHA','BRAVO')),
+					"reportedAt" integer,
+					"reportedByUserId" integer,
+					"replayOfIndex" integer,
+					foreign key ("scrimPostId") references "ScrimPost"("id") on delete cascade,
+					foreign key ("reportedByUserId") references "User"("id"),
+					unique("scrimPostId", "index") on conflict rollback
+				) strict
+			`,
+		).run();
+
+		db.prepare(
+			/* sql */ `create index scrim_map_scrim_post_id_index_idx on "ScrimMap"("scrimPostId", "index")`,
+		).run();
+
+		db.pragma("foreign_key_check");
+	})();
+}