diff --git a/asm/manager1C.s b/asm/manager1C.s
deleted file mode 100644
index 3ff9a772..00000000
--- a/asm/manager1C.s
+++ /dev/null
@@ -1,78 +0,0 @@
-	.include "asm/macros.inc"
-
-	.include "constants/constants.inc"
-
-	.syntax unified
-
-	.text
-
-	thumb_func_start Manager1C_Main
-Manager1C_Main: @ 0x0805B53C
-	push {lr}
-	ldr r2, _0805B550 @ =gUnk_08108C64
-	ldrb r1, [r0, #0xc]
-	lsls r1, r1, #2
-	adds r1, r1, r2
-	ldr r1, [r1]
-	bl _call_via_r1
-	pop {pc}
-	.align 2, 0
-_0805B550: .4byte gUnk_08108C64
-
-	thumb_func_start sub_0805B554
-sub_0805B554: @ 0x0805B554
-	movs r1, #1
-	strb r1, [r0, #0xc]
-	strb r1, [r0, #0xe]
-	bx lr
-
-	thumb_func_start sub_0805B55C
-sub_0805B55C: @ 0x0805B55C
-	push {r4, r5, lr}
-	adds r1, r0, #0
-	ldrb r0, [r1, #0xe]
-	subs r0, #1
-	strb r0, [r1, #0xe]
-	lsls r0, r0, #0x18
-	cmp r0, #0
-	bne _0805B5B4
-	movs r0, #0xf
-	strb r0, [r1, #0xe]
-	movs r0, #0x19
-	movs r1, #0
-	bl CreateEnemy
-	adds r5, r0, #0
-	cmp r5, #0
-	beq _0805B5B4
-	bl Random
-	ldr r4, _0805B5B8 @ =gRoomControls
-	ldr r2, _0805B5BC @ =gUnk_08108C6C
-	movs r1, #7
-	ands r1, r0
-	lsls r1, r1, #1
-	adds r1, r1, r2
-	ldrh r0, [r1]
-	adds r0, #0x78
-	ldrh r1, [r4, #0xa]
-	adds r0, r0, r1
-	strh r0, [r5, #0x2e]
-	bl Random
-	ldr r2, _0805B5C0 @ =gUnk_08108C7C
-	movs r1, #3
-	ands r1, r0
-	adds r1, r1, r2
-	movs r0, #0
-	ldrsb r0, [r1, r0]
-	adds r0, #0x50
-	ldrh r4, [r4, #0xc]
-	adds r0, r0, r4
-	strh r0, [r5, #0x32]
-	ldr r0, _0805B5C4 @ =0x0000FF38
-	strh r0, [r5, #0x36]
-_0805B5B4:
-	pop {r4, r5, pc}
-	.align 2, 0
-_0805B5B8: .4byte gRoomControls
-_0805B5BC: .4byte gUnk_08108C6C
-_0805B5C0: .4byte gUnk_08108C7C
-_0805B5C4: .4byte 0x0000FF38
diff --git a/include/manager.h b/include/manager.h
index 9273e8e8..5facf6a0 100644
--- a/include/manager.h
+++ b/include/manager.h
@@ -167,7 +167,7 @@ extern void Manager18_Main();
 extern void Manager19_Main(Entity*);
 extern void Manager1A_Main();
 extern void Manager1B_Main(Entity*);
-extern void Manager1C_Main(Entity*);
+extern void Manager1C_Main(Manager*);
 extern void Manager1D_Main(Entity*);
 extern void Manager1E_Main();
 extern void Manager1F_Main(Entity*);
diff --git a/linker.ld b/linker.ld
index b14d320a..29c6a9f6 100644
--- a/linker.ld
+++ b/linker.ld
@@ -528,7 +528,7 @@ SECTIONS {
         asm/manager19.o(.text);
         src/manager/manager1A.o(.text);
         asm/manager1B.o(.text);
-        asm/manager1C.o(.text);
+        src/manager/manager1C.o(.text);
         asm/manager1D.o(.text);
         src/manager/manager1E.o(.text);
         asm/manager1F.o(.text);
diff --git a/src/manager/manager1C.c b/src/manager/manager1C.c
new file mode 100644
index 00000000..bb151f8f
--- /dev/null
+++ b/src/manager/manager1C.c
@@ -0,0 +1,33 @@
+#include "manager.h"
+#include "random.h"
+#include "room.h"
+#include "enemy.h"
+
+extern void (*const gUnk_08108C64[])(Manager*);
+
+extern u16 gUnk_08108C6C[];
+extern s8 gUnk_08108C7C[];
+
+void Manager1C_Main(Manager* manager) {
+    gUnk_08108C64[manager->action](manager);
+}
+
+// Initial setup
+void sub_0805B554(Manager* manager) {
+    manager->action = 1;
+    manager->unk_0e = 1;
+}
+
+// Spawn water drops every 0xf frames
+void sub_0805B55C(Manager* manager) {
+    if (--manager->unk_0e == 0) {
+        Entity* waterDrop;
+        manager->unk_0e = 0xf;
+        waterDrop = CreateEnemy(WATER_DROP, 0);
+        if (waterDrop != NULL) {
+            waterDrop->x.HALF.HI = gRoomControls.roomScrollX + 0x78 + gUnk_08108C6C[Random() & 7];
+            waterDrop->y.HALF.HI = gRoomControls.roomScrollY + 0x50 + gUnk_08108C7C[Random() & 3];
+            waterDrop->height.HALF.HI = 0xff38;
+        }
+    }
+}