diff --git a/asm/include/overlay_29_022EB44C.inc b/asm/include/overlay_29_022EB44C.inc
index 650a8b7f..c87c3a64 100644
--- a/asm/include/overlay_29_022EB44C.inc
+++ b/asm/include/overlay_29_022EB44C.inc
@@ -5,17 +5,9 @@
 .public GetItemCategoryVeneer
 .public GetItemInfo
 .public GetTile
-.public IsHM
 .public ITEM_CATEGORY_ACTIONS
+.public IsHM
 .public ItemZInit
-.public ov29_02347040
-.public ov29_02352074
-.public ov29_0237C918
-.public ov29_0237C91C
-.public ov29_0237C91E
-.public ov29_0237C920
-.public ov29_0237C922
-.public ov29_0237C96C
 .public RemoveEmptyItemsInBagWrapper
 .public RemoveEquivItemNoHole
 .public RemoveGroundItem
@@ -24,3 +16,11 @@
 .public SetMonsterActionFields
 .public ShouldDisplayEntityWrapper
 .public SpawnItem
+.public ov29_02347040
+.public ov29_02352074
+.public ov29_0237C918
+.public ov29_0237C91C
+.public ov29_0237C91E
+.public ov29_0237C920
+.public ov29_0237C922
+.public ov29_0237C96C
diff --git a/asm/include/overlay_29_022EBC74.inc b/asm/include/overlay_29_022EBC74.inc
new file mode 100644
index 00000000..7341ed40
--- /dev/null
+++ b/asm/include/overlay_29_022EBC74.inc
@@ -0,0 +1,2 @@
+#pragma once
+.public SetMonsterActionFields
diff --git a/asm/overlay_29_022EB44C.s b/asm/overlay_29_022EB44C.s
index b143594d..9e2fc762 100644
--- a/asm/overlay_29_022EB44C.s
+++ b/asm/overlay_29_022EB44C.s
@@ -693,42 +693,3 @@ ov29_022EBC2C: ; 0x022EBC2C
 	strb r4, [r6, #0xa]
 	ldmia sp!, {r4, r5, r6, pc}
 	arm_func_end ov29_022EBC2C
-
-	arm_func_start SetActionRegularAttack
-SetActionRegularAttack: ; 0x022EBC50
-	stmdb sp!, {r3, r4, r5, lr}
-	mov r4, r1
-	mov r1, #0x32
-	mov r5, r0
-	bl SetMonsterActionFields
-	cmp r4, #0xff
-	andne r0, r4, #7
-	strneb r0, [r5, #2]
-	ldmia sp!, {r3, r4, r5, pc}
-	arm_func_end SetActionRegularAttack
-
-	arm_func_start SetActionStruggle
-SetActionStruggle: ; 0x022EBC74
-	stmdb sp!, {r3, r4, r5, lr}
-	mov r4, r1
-	mov r1, #0x17
-	mov r5, r0
-	bl SetMonsterActionFields
-	cmp r4, #0xff
-	andne r0, r4, #7
-	strneb r0, [r5, #2]
-	ldmia sp!, {r3, r4, r5, pc}
-	arm_func_end SetActionStruggle
-
-	arm_func_start SetActionUseMovePlayer
-SetActionUseMovePlayer: ; 0x022EBC98
-	stmdb sp!, {r4, r5, r6, lr}
-	mov r5, r1
-	mov r1, #0x14
-	mov r6, r0
-	mov r4, r2
-	bl SetMonsterActionFields
-	strb r5, [r6, #4]
-	strb r4, [r6, #0xa]
-	ldmia sp!, {r4, r5, r6, pc}
-	arm_func_end SetActionUseMovePlayer
diff --git a/asm/overlay_29_022EBC74.s b/asm/overlay_29_022EBC74.s
new file mode 100644
index 00000000..27e1c0a2
--- /dev/null
+++ b/asm/overlay_29_022EBC74.s
@@ -0,0 +1,30 @@
+	.include "asm/macros.inc"
+	.include "overlay_29_022EBC74.inc"
+
+	.text
+
+	arm_func_start SetActionStruggle
+SetActionStruggle: ; 0x022EBC74
+	stmdb sp!, {r3, r4, r5, lr}
+	mov r4, r1
+	mov r1, #0x17
+	mov r5, r0
+	bl SetMonsterActionFields
+	cmp r4, #0xff
+	andne r0, r4, #7
+	strneb r0, [r5, #2]
+	ldmia sp!, {r3, r4, r5, pc}
+	arm_func_end SetActionStruggle
+
+	arm_func_start SetActionUseMovePlayer
+SetActionUseMovePlayer: ; 0x022EBC98
+	stmdb sp!, {r4, r5, r6, lr}
+	mov r5, r1
+	mov r1, #0x14
+	mov r6, r0
+	mov r4, r2
+	bl SetMonsterActionFields
+	strb r5, [r6, #4]
+	strb r4, [r6, #0xa]
+	ldmia sp!, {r4, r5, r6, pc}
+	arm_func_end SetActionUseMovePlayer
diff --git a/include/overlay_29_022EBC50.h b/include/overlay_29_022EBC50.h
new file mode 100644
index 00000000..ae2fbf2b
--- /dev/null
+++ b/include/overlay_29_022EBC50.h
@@ -0,0 +1,9 @@
+#ifndef PMDSKY_OVERLAY_29_022EBC50_H
+#define PMDSKY_OVERLAY_29_022EBC50_H
+
+#include "dungeon_mode.h"
+
+// Sets a monster's action to action::ACTION_REGULAR_ATTACK, with a specified direction.
+void SetActionRegularAttack(struct action_data *monster_action, u8 direction);
+
+#endif //PMDSKY_OVERLAY_29_022EBC50_H
diff --git a/main.lsf b/main.lsf
index 8f3e9988..b93318d2 100644
--- a/main.lsf
+++ b/main.lsf
@@ -373,6 +373,8 @@ Overlay OVY_29
 	Object asm/overlay_29_022EAB50.o
 	Object src/dungeon_action.o
 	Object asm/overlay_29_022EB44C.o
+	Object src/overlay_29_022EBC50.o
+	Object asm/overlay_29_022EBC74.o
 	Object src/dungeon_action_helper.o
 	Object asm/overlay_29_022EBCE8.o
 	Object src/overlay_29_022EC608.o
diff --git a/src/dungeon_ai_itcm.c b/src/dungeon_ai_itcm.c
index a0205b23..7c82e0ae 100644
--- a/src/dungeon_ai_itcm.c
+++ b/src/dungeon_ai_itcm.c
@@ -18,11 +18,11 @@
 #include "dungeon_util_static.h"
 #include "fixed_room_data.h"
 #include "moves_1.h"
+#include "overlay_29_022EBC50.h"
 #include "overlay_29_02338350.h"
 
 #define REGULAR_ATTACK_INDEX 4
 
-extern void SetActionRegularAttack(struct action_data *monster_action, u8 direction);
 extern void SetActionStruggle(struct action_data *monster_action, u8 direction);
 extern bool8 CanAiUseMove(struct entity *monster, u32 move_index, bool8 extra_checks);
 extern u8 GetMoveAiWeight(struct move *move);
diff --git a/src/overlay_29_022EBC50.c b/src/overlay_29_022EBC50.c
new file mode 100644
index 00000000..31bccf3b
--- /dev/null
+++ b/src/overlay_29_022EBC50.c
@@ -0,0 +1,9 @@
+#include "overlay_29_022EBC50.h"
+#include "dungeon_action.h"
+
+void SetActionRegularAttack(struct action_data *monster_action, u8 direction)
+{
+    SetMonsterActionFields(monster_action, ACTION_REGULAR_ATTACK);
+    if (direction != DIR_NONE_UNSIGNED)
+        monster_action->direction = direction & DIRECTION_MASK;
+}