diff --git a/asm/include/unk_0200CF18.inc b/asm/include/unk_0200CF18.inc
index 1afbcc4d2..89a453b6d 100644
--- a/asm/include/unk_0200CF18.inc
+++ b/asm/include/unk_0200CF18.inc
@@ -219,3 +219,4 @@
 .public sub_0200D060
 .public sub_0200D0B4
 .public sub_0200D0D4
+.public sub_0200D124
diff --git a/asm/unk_0200CF18.s b/asm/unk_0200CF18.s
index ba37f2aeb..cf2ce3515 100644
--- a/asm/unk_0200CF18.s
+++ b/asm/unk_0200CF18.s
@@ -4,202 +4,6 @@
 
 	.text
 
-	thumb_func_start sub_0200D108
-sub_0200D108: ; 0x0200D108
-	push {r4, lr}
-	add r4, r0, #0
-	ldr r0, [r4, #4]
-	cmp r0, #0
-	beq _0200D116
-	bl GF_AssertFail
-_0200D116:
-	add r0, r4, #0
-	bl sub_0200D0B4
-	add r0, r4, #0
-	bl FreeToHeap
-	pop {r4, pc}
-	thumb_func_end sub_0200D108
-
-	thumb_func_start sub_0200D124
-sub_0200D124: ; 0x0200D124
-	push {r4, r5, r6, r7, lr}
-	sub sp, #0x34
-	add r5, r0, #0
-	add r4, r1, #0
-	mov r7, #6
-	str r2, [sp, #0x10]
-	str r3, [sp, #0x14]
-	cmp r5, #0
-	beq _0200D13A
-	cmp r4, #0
-	bne _0200D140
-_0200D13A:
-	add sp, #0x34
-	mov r0, #0
-	pop {r4, r5, r6, r7, pc}
-_0200D140:
-	add r0, r2, #0
-	ldrh r1, [r0, #8]
-	ldr r0, _0200D290 ; =0x0000FFFF
-	cmp r1, r0
-	bne _0200D14C
-	mov r7, #4
-_0200D14C:
-	str r7, [r4, #0x54]
-	bl sub_0200A8FC
-	add r2, r0, #0
-	add r1, r2, #0
-	ldr r0, [r5]
-	mul r1, r7
-	bl AllocFromHeap
-	str r0, [r4, #8]
-	ldr r1, [r5]
-	mov r0, #0xaf
-	bl NARC_New
-	str r0, [sp, #0x20]
-	mov r0, #0
-	str r0, [sp, #0x24]
-	cmp r7, #0
-	ble _0200D1AA
-	ldr r6, [sp, #0x10]
-_0200D174:
-	ldr r0, [r4, #8]
-	ldr r1, [sp, #0x24]
-	bl sub_0200A900
-	str r0, [sp, #0x28]
-	mov r0, #1
-	str r0, [sp]
-	ldrh r1, [r6]
-	ldr r0, [sp, #0x20]
-	ldr r3, [r5]
-	mov r2, #0
-	bl GfGfxLoader_LoadFromOpenNarc
-	ldr r1, [sp, #0x28]
-	ldr r2, [r5]
-	str r0, [sp, #0x2c]
-	bl sub_0200A908
-	ldr r0, [sp, #0x2c]
-	bl FreeToHeap
-	ldr r0, [sp, #0x24]
-	add r6, r6, #2
-	add r0, r0, #1
-	str r0, [sp, #0x24]
-	cmp r0, r7
-	blt _0200D174
-_0200D1AA:
-	mov r6, #0
-	cmp r7, #0
-	ble _0200D1D6
-	str r4, [sp, #0x1c]
-_0200D1B2:
-	ldr r0, [r4, #8]
-	add r1, r6, #0
-	bl sub_0200A900
-	bl sub_0200A96C
-	ldr r2, [r5]
-	add r1, r6, #0
-	bl Create2DGfxResObjMan
-	ldr r1, [sp, #0x1c]
-	add r6, r6, #1
-	str r0, [r1, #0xc]
-	add r0, r1, #0
-	add r0, r0, #4
-	str r0, [sp, #0x1c]
-	cmp r6, r7
-	blt _0200D1B2
-_0200D1D6:
-	mov r0, #0
-	str r0, [sp, #0x18]
-	cmp r7, #0
-	ble _0200D210
-	add r6, r4, #0
-_0200D1E0:
-	ldr r0, [r4, #8]
-	ldr r1, [sp, #0x18]
-	bl sub_0200A900
-	str r0, [sp, #0x30]
-	bl sub_0200A96C
-	ldr r1, [r5]
-	bl Create2DGfxResObjList
-	add r2, r0, #0
-	str r2, [r6, #0x24]
-	ldr r0, [r6, #0xc]
-	ldr r1, [sp, #0x30]
-	ldr r3, [r5]
-	bl LoadAll2DGfxResObjsFromHeader
-	str r0, [r6, #0x3c]
-	ldr r0, [sp, #0x18]
-	add r6, r6, #4
-	add r0, r0, #1
-	str r0, [sp, #0x18]
-	cmp r0, r7
-	blt _0200D1E0
-_0200D210:
-	ldr r0, [sp, #0x14]
-	cmp r0, #0
-	beq _0200D21E
-	cmp r0, #1
-	beq _0200D226
-	cmp r0, #2
-	b _0200D22E
-_0200D21E:
-	ldr r0, [r4, #0x24]
-	bl sub_0200ADE4
-	b _0200D234
-_0200D226:
-	ldr r0, [r4, #0x24]
-	bl sub_0200AE58
-	b _0200D234
-_0200D22E:
-	ldr r0, [r4, #0x24]
-	bl sub_0200AD30
-_0200D234:
-	ldr r0, [sp, #0x48]
-	cmp r0, #0
-	beq _0200D23E
-	cmp r0, #1
-	b _0200D246
-_0200D23E:
-	ldr r0, [r4, #0x28]
-	bl sub_0200B050
-	b _0200D24C
-_0200D246:
-	ldr r0, [r4, #0x28]
-	bl sub_0200AFD8
-_0200D24C:
-	mov r0, #1
-	str r0, [sp]
-	ldr r1, [sp, #0x10]
-	ldr r0, [sp, #0x20]
-	ldrh r1, [r1, #0xc]
-	ldr r3, [r5]
-	mov r2, #0
-	bl GfGfxLoader_LoadFromOpenNarc
-	ldr r1, [r4, #0x14]
-	add r6, r0, #0
-	str r1, [sp]
-	ldr r1, [r4, #0x18]
-	str r1, [sp, #4]
-	ldr r1, [r4, #0x1c]
-	str r1, [sp, #8]
-	ldr r1, [r4, #0x20]
-	str r1, [sp, #0xc]
-	ldr r1, [r5]
-	ldr r2, [r4, #0xc]
-	ldr r3, [r4, #0x10]
-	bl sub_02009E84
-	str r0, [r4, #4]
-	add r0, r6, #0
-	bl FreeToHeap
-	ldr r0, [sp, #0x20]
-	bl NARC_Delete
-	mov r0, #1
-	add sp, #0x34
-	pop {r4, r5, r6, r7, pc}
-	nop
-_0200D290: .word 0x0000FFFF
-	thumb_func_end sub_0200D124
-
 	thumb_func_start sub_0200D294
 sub_0200D294: ; 0x0200D294
 	push {r3, lr}
diff --git a/include/unk_0200ACF0.h b/include/unk_0200ACF0.h
index f2fab6635..e9f76625e 100644
--- a/include/unk_0200ACF0.h
+++ b/include/unk_0200ACF0.h
@@ -3,16 +3,21 @@
 
 #include "unk_0200A090.h"
 
+void sub_0200ACF0(struct _2DGfxResObj *obj);
+void sub_0200AD30(struct _2DGfxResObjList *charResObjList);
+void sub_0200ADA4(struct _2DGfxResObj *charResObj);
+void sub_0200ADE4(struct _2DGfxResObjList *charResObjList);
+void sub_0200AE58(struct _2DGfxResObjList *charResObjList);
 void sub_0200AEB0(struct _2DGfxResObj *charResObj);
 void sub_0200AED4(struct _2DGfxResObjList *charResObjList);
-void sub_0200B0A8(struct _2DGfxResObj *plttResObj);
-void sub_0200B0CC(struct _2DGfxResObjList *plttResObjList);
-void sub_0200ADA4(struct _2DGfxResObj *charResObj);
-void sub_0200B00C(struct _2DGfxResObj *plttResObj);
-void sub_0200ACF0(struct _2DGfxResObj *obj);
-void sub_0200AF94(struct _2DGfxResObj *obj);
 NNSG2dImageProxy *sub_0200AF00(struct _2DGfxResObj *charResObj);
 NNSG2dImageProxy *sub_0200AF24(struct _2DGfxResObj *charResObj, struct _2DGfxResObj *cellResObj);
+void sub_0200AF94(struct _2DGfxResObj *obj);
+void sub_0200AFD8(struct _2DGfxResObjList *plttResObjList);
+void sub_0200B00C(struct _2DGfxResObj *plttResObj);
+void sub_0200B050(struct _2DGfxResObjList *plttResObjList);
+void sub_0200B0A8(struct _2DGfxResObj *plttResObj);
+void sub_0200B0CC(struct _2DGfxResObjList *plttResObjList);
 NNSG2dImagePaletteProxy *sub_0200B0F8(struct _2DGfxResObj *plttResObj, NNSG2dImageProxy *imageProxy);
 
 #endif //POKEHEARTGOLD_UNK_0200ACF0_H
diff --git a/include/unk_0200CF18.h b/include/unk_0200CF18.h
index cafd2a327..345fa2631 100644
--- a/include/unk_0200CF18.h
+++ b/include/unk_0200CF18.h
@@ -41,7 +41,7 @@ typedef struct UnkStruct_0200CF38 {
     struct _2DGfxResHeader* unk_08;
     struct _2DGfxResMan* unk_0C[6];
     struct _2DGfxResObjList* unk_24[6];
-    void* unk_3C[6];
+    int unk_3C[6];
     int unk_54;
 } UnkStruct_0200CF38; // size: 0x58
 
diff --git a/src/unk_0200CF18_c.c b/src/unk_0200CF18_c.c
index 4423f1f6a..5b463574e 100644
--- a/src/unk_0200CF18_c.c
+++ b/src/unk_0200CF18_c.c
@@ -1,6 +1,7 @@
 #include "assert.h"
 #include "global.h"
 #include "heap.h"
+#include "gf_gfx_loader.h"
 #include "unk_02009D48.h"
 #include "unk_020215A0.h"
 #include "unk_02022588.h"
@@ -15,6 +16,7 @@ void sub_0200D050(UnkStruct_0200CF38* a0);
 void sub_0200D060(UnkStruct_0200CF38* a0);
 void sub_0200D0B4(UnkStruct_0200CF18* a0);
 void sub_0200D0D4(UnkStruct_0200CF18* a0, UnkStruct_0200CF38* a1);
+BOOL sub_0200D124(UnkStruct_0200CF18* a0, UnkStruct_0200CF38* a1, u16* a2, int a3, int a4, int a5);
 
 UnkStruct_0200CF18* sub_0200CF18(HeapID heapId) {
     UnkStruct_0200CF18* ret = AllocFromHeap(heapId, sizeof(UnkStruct_0200CF18));
@@ -134,3 +136,75 @@ void sub_0200D0E4(UnkStruct_0200CF18* a0, UnkStruct_0200CF38* a1) {
     sub_0200D060(a1);
     sub_0200D0D4(a0, a1);
 }
+
+void sub_0200D108(UnkStruct_0200CF18* a0) {
+    GF_ASSERT(a0->unk_004 == 0);
+    sub_0200D0B4(a0);
+    FreeToHeap(a0);
+}
+
+BOOL sub_0200D124(UnkStruct_0200CF18* a0, UnkStruct_0200CF38* a1, u16* a2, int a3, int a4, int a5) {
+    int i;
+    int r7;
+    int size;
+    struct _2DGfxResHeader* header;
+    void* data;
+    NARC* narc;
+
+    r7 = 6;
+    
+    if (a0 == NULL || a1 == NULL) {
+        return FALSE;
+    }
+    if (a2[4] == 0xFFFF) {
+        r7 = 4;
+    }
+    a1->unk_54 = r7;
+    size = sub_0200A8FC();
+    a1->unk_08 = AllocFromHeap(a0->heapId, size * r7);
+    narc = NARC_New(NARC_a_1_7_5, a0->heapId);
+
+    for (i = 0; i < r7; ++i) {
+        header = sub_0200A900(a1->unk_08, i);
+        data = GfGfxLoader_LoadFromOpenNarc(narc, a2[i], FALSE, a0->heapId, TRUE);
+        sub_0200A908(data, header, a0->heapId);
+        FreeToHeap(data);
+    }
+    for (i = 0; i < r7; ++i) {
+        header = sub_0200A900(a1->unk_08, i);
+        size = sub_0200A96C(header);
+        a1->unk_0C[i] = Create2DGfxResObjMan(size, (GfGfxResType)i, a0->heapId);
+    }
+    for (i = 0; i < r7; ++i) {
+        header = sub_0200A900(a1->unk_08, i);
+        size = sub_0200A96C(header);
+        a1->unk_24[i] = Create2DGfxResObjList(size, a0->heapId);
+        a1->unk_3C[i] = LoadAll2DGfxResObjsFromHeader(a1->unk_0C[i], header, a1->unk_24[i], a0->heapId);
+    }
+    switch (a3) {
+    case 0:
+        sub_0200ADE4(a1->unk_24[0]);
+        break;
+    case 1:
+        sub_0200AE58(a1->unk_24[0]);
+        break;
+    case 2:
+    default:
+        sub_0200AD30(a1->unk_24[0]);
+        break;
+    }
+    switch (a4) {
+    case 0:
+        sub_0200B050(a1->unk_24[1]);
+        break;
+    case 1:
+    default:
+        sub_0200AFD8(a1->unk_24[1]);
+        break;
+    }
+    data = GfGfxLoader_LoadFromOpenNarc(narc, a2[6], FALSE, a0->heapId, TRUE);
+    a1->unk_04 = sub_02009E84(data, a0->heapId, a1->unk_0C[0], a1->unk_0C[1], a1->unk_0C[2], a1->unk_0C[3], a1->unk_0C[4], a1->unk_0C[5]);
+    FreeToHeap(data);
+    NARC_Delete(narc);
+    return TRUE;
+}