diff --git a/asm/manager6.s b/asm/manager6.s
deleted file mode 100644
index 34066ffa..00000000
--- a/asm/manager6.s
+++ /dev/null
@@ -1,87 +0,0 @@
-	.include "asm/macros.inc"
-
-	.include "constants/constants.inc"
-
-	.syntax unified
-
-	.text
-
-	thumb_func_start sub_08057CB4
-sub_08057CB4: @ 0x08057CB4
-	push {r4, r5, r6, lr}
-	adds r4, r0, #0
-	ldrb r0, [r4, #0xc]
-	cmp r0, #0
-	bne _08057CD6
-	movs r0, #1
-	strb r0, [r4, #0xc]
-	ldrb r0, [r4, #0xa]
-	bl GetCurrentRoomProperty
-	str r0, [r4, #0x20]
-	cmp r0, #0
-	bne _08057CD6
-	adds r0, r4, #0
-	bl sub_0805E900
-	b _08057D42
-_08057CD6:
-	ldrb r0, [r4, #0xe]
-	cmp r0, #0
-	beq _08057CE4
-	ldr r0, _08057D44 @ =gLinkState
-	ldrb r0, [r0, #0x12]
-	cmp r0, #0x1e
-	bne _08057D42
-_08057CE4:
-	ldr r4, [r4, #0x20]
-	ldrh r0, [r4]
-	ldr r1, _08057D48 @ =0x0000FFFF
-	cmp r0, r1
-	beq _08057D42
-	ldr r5, _08057D4C @ =gLinkEntity
-	adds r6, r1, #0
-_08057CF2:
-	ldrb r2, [r4, #7]
-	movs r0, #3
-	ands r0, r2
-	adds r1, r5, #0
-	adds r1, #0x38
-	ldrb r1, [r1]
-	ands r0, r1
-	cmp r0, #0
-	beq _08057D3A
-	ldr r0, _08057D44 @ =gLinkState
-	ldr r0, [r0, #0x30]
-	movs r1, #0x80
-	ands r0, r1
-	cmp r0, #0
-	bne _08057D18
-	movs r0, #0x10
-	ands r0, r2
-	cmp r0, #0
-	beq _08057D3A
-_08057D18:
-	ldrh r0, [r4]
-	ldrh r1, [r4, #2]
-	ldrb r2, [r4, #4]
-	ldrb r3, [r4, #5]
-	bl CheckPlayerInRegion
-	cmp r0, #0
-	beq _08057D3A
-	movs r1, #0x36
-	ldrsh r0, [r5, r1]
-	cmp r0, #0
-	bne _08057D3A
-	ldrb r0, [r4, #6]
-	bl GetCurrentRoomProperty
-	bl DoExitTransition
-_08057D3A:
-	adds r4, #8
-	ldrh r0, [r4]
-	cmp r0, r6
-	bne _08057CF2
-_08057D42:
-	pop {r4, r5, r6, pc}
-	.align 2, 0
-_08057D44: .4byte gLinkState
-_08057D48: .4byte 0x0000FFFF
-_08057D4C: .4byte gLinkEntity
diff --git a/include/manager.h b/include/manager.h
new file mode 100644
index 00000000..66b1c363
--- /dev/null
+++ b/include/manager.h
@@ -0,0 +1,23 @@
+#ifndef MANAGER_H
+#define MANAGER_H
+
+#include "global.h"
+
+typedef struct {
+    u16 field_0x00;
+    u16 field_0x02;
+    u8 field_0x04;
+    u8 field_0x05;
+    u8 field_0x06;
+    union {
+        u8 all;
+        struct {
+            u8 layer : 2;
+            u8 unk1 : 2;
+            u8 unk2 : 1;
+            u8 unk3 : 3;
+        } PACKED b;
+    } PACKED field_0x07;
+} UnkManagerHelperStruct;
+
+#endif
diff --git a/linker.ld b/linker.ld
index ef1ede16..d8c259aa 100644
--- a/linker.ld
+++ b/linker.ld
@@ -472,7 +472,7 @@ SECTIONS {
 		asm/manager3.o(.text);
 		asm/manager4.o(.text);
 		asm/manager5.o(.text);
-		asm/manager6.o(.text);
+		src/manager/manager6.o(.text);
 		asm/manager7.o(.text);
 		asm/manager8.o(.text);
 		asm/manager9.o(.text);
diff --git a/src/manager/manager6.c b/src/manager/manager6.c
new file mode 100644
index 00000000..deb44026
--- /dev/null
+++ b/src/manager/manager6.c
@@ -0,0 +1,33 @@
+#include "global.h"
+#include "entity.h"
+#include "link.h"
+#include "manager.h"
+
+extern void* GetCurrentRoomProperty(u8);
+extern u32 CheckPlayerInRegion(u16, u16, u8, u8);
+extern void DoExitTransition(void*);
+extern void sub_0805E900(Entity*);
+
+void sub_08057CB4(Entity * this) {
+    u32 tmp;
+    UnkManagerHelperStruct* i;
+    if (this->action == 0){
+        this->action = 1;
+        this->field_0x20 = (s32) GetCurrentRoomProperty(this->entityType.form);
+        if (this->field_0x20 == 0) {
+            sub_0805E900(this);
+            return;
+        }
+    }
+    if (this->actionDelay == 0 || gLinkState.field_0x10[2] == 0x1e) {
+        for (i = ((UnkManagerHelperStruct*) this->field_0x20);i->field_0x00 != 0xFFFF; i++) {
+            tmp = (i->field_0x07.all & 0x3);
+            if (((tmp & (gLinkEntity.collisionLayer)) != 0) &&
+                (((gLinkState.flags.all & 0x80) != 0) || ((i->field_0x07.b.unk2) != 0)) &&
+                (CheckPlayerInRegion(i->field_0x00,i->field_0x02,i->field_0x04,i->field_0x05) != 0) &&
+                (gLinkEntity.height.HALF.HI == 0)) {
+                DoExitTransition(GetCurrentRoomProperty(i->field_0x06));
+            }
+        }
+    }
+}