diff --git a/app/features/tournament/actions/to.$id.register.server.ts b/app/features/tournament/actions/to.$id.register.server.ts
index a20c9037b..1f220b7a6 100644
--- a/app/features/tournament/actions/to.$id.register.server.ts
+++ b/app/features/tournament/actions/to.$id.register.server.ts
@@ -144,6 +144,10 @@ export const action: ActionFunction = async ({ request, params }) => {
 		}
 		case "DELETE_TEAM_MEMBER": {
 			errorToastIfFalsy(ownTeam, "You are not registered to this tournament");
+			errorToastIfFalsy(
+				!tournament.isInvitational,
+				"The organizer manages the roster of an invitational team",
+			);
 			errorToastIfFalsy(
 				ownTeam.memberUserIds.includes(data.userId),
 				"User is not in your team",
@@ -344,6 +348,10 @@ export const action: ActionFunction = async ({ request, params }) => {
 		}
 		case "UNREGISTER": {
 			errorToastIfFalsy(ownTeam, "You are not registered to this tournament");
+			errorToastIfFalsy(
+				!tournament.isInvitational,
+				"The organizer manages the roster of an invitational team",
+			);
 			errorToastIfFalsy(
 				!ownTeamCheckedIn,
 				"You cannot unregister after checking in",
diff --git a/app/features/tournament/routes/to.$id.register.tsx b/app/features/tournament/routes/to.$id.register.tsx
index 0f5984f0d..9bd30bf26 100644
--- a/app/features/tournament/routes/to.$id.register.tsx
+++ b/app/features/tournament/routes/to.$id.register.tsx
@@ -180,19 +180,12 @@ function RegistrationForms({ readOnly = false }: { readOnly?: boolean }) {
 	const ownTeamCheckedIn = Boolean(ownTeam && ownTeam.checkIns.length > 0);
 	const hasFriendCodeSet = Boolean(user?.friendCode);
 
-	if (!user && !tournament.isInvitational) {
+	if (!user) {
 		return <PleaseLogIn />;
 	}
 
-	const showRegistrationProgress = () => {
-		if (ownTeam) return true;
-
-		return !tournament.isInvitational;
-	};
-
 	const showRegisterNewTeam = () => {
 		if (ownTeam) return true;
-		if (tournament.isInvitational) return false;
 		if (!tournament.registrationOpen) return false;
 
 		return !tournament.regularCheckInHasEnded;
@@ -202,24 +195,19 @@ function RegistrationForms({ readOnly = false }: { readOnly?: boolean }) {
 		<div className="stack lg">
 			{showRegisterNewTeam() ? <FriendCode /> : null}
 			{hasFriendCodeSet ? (
-				showRegistrationProgress() ? (
-					<RegistrationProgress
-						checkedIn={ownTeamCheckedIn}
-						name={ownTeam?.name}
-						mapPool={data?.mapPool ?? undefined}
-						members={ownTeam?.members}
-					/>
-				) : (
-					<Alert>
-						This tournament is invitational. Tournament organizer adds all
-						teams.
-					</Alert>
-				)
+				<RegistrationProgress
+					checkedIn={ownTeamCheckedIn}
+					name={ownTeam?.name}
+					mapPool={data?.mapPool ?? undefined}
+					members={ownTeam?.members}
+				/>
 			) : null}
 			{showRegisterNewTeam() && hasFriendCodeSet ? (
 				<TeamInfo
 					ownTeam={ownTeam}
-					canUnregister={Boolean(ownTeam && !ownTeamCheckedIn)}
+					canUnregister={Boolean(
+						ownTeam && !ownTeamCheckedIn && !tournament.isInvitational,
+					)}
 				/>
 			) : null}
 			{tournament.isLeague &&
@@ -682,6 +670,7 @@ function FillRoster({
 
 	const showDeleteMemberSection =
 		!readOnly &&
+		!tournament.isInvitational &&
 		((!ownTeamCheckedIn && ownTeamMembers.length > 1) ||
 			(ownTeamCheckedIn &&
 				ownTeamMembers.length > tournament.minMembersPerTeam));
diff --git a/changelog/2026-08-29-invitational-roster-kick.md b/changelog/2026-08-29-invitational-roster-kick.md
new file mode 100644
index 000000000..52ed88369
--- /dev/null
+++ b/changelog/2026-08-29-invitational-roster-kick.md
@@ -0,0 +1,5 @@
+---
+navItem: calendar
+type: bug
+---
+Captains of an invitational tournament team can no longer kick members or unregister the team on their own
diff --git a/e2e/pages/tournament/tournament-register-page.ts b/e2e/pages/tournament/tournament-register-page.ts
index 9b1e6166c..1e85f06b6 100644
--- a/e2e/pages/tournament/tournament-register-page.ts
+++ b/e2e/pages/tournament/tournament-register-page.ts
@@ -28,6 +28,8 @@ export class TournamentRegisterPage {
 				"Registration for this tournament has closed",
 			),
 			leaveTeamButton: page.getByRole("button", { name: "Leave the team" }),
+			deleteMemberButton: page.getByRole("button", { name: "Delete member" }),
+			unregisterButton: page.getByRole("button", { name: "Unregister" }),
 			organizerAddedLeaveExplanation: page.getByText(
 				"You were added to the team by the organizer. Contact the TO to leave the team.",
 			),
diff --git a/e2e/tournament-invitational.spec.ts b/e2e/tournament-invitational.spec.ts
index 3b960bc8f..e1d21a777 100644
--- a/e2e/tournament-invitational.spec.ts
+++ b/e2e/tournament-invitational.spec.ts
@@ -85,6 +85,13 @@ test.describe("Invitational tournament", () => {
 		await expect(
 			register.locators.organizerAddedLeaveExplanation,
 		).toBeVisible();
+
+		// nor can the captain kick them, the organizer owns the roster
+		await impersonate(page, captain.id);
+		await register.goto(tournament.id);
+		await expect(register.member(2)).toBeVisible();
+		await expect(register.locators.deleteMemberButton).toHaveCount(0);
+		await expect(register.locators.unregisterButton).toHaveCount(0);
 	});
 });