From a3a353a83f54cd30ff0adbc5ea486020e780534e Mon Sep 17 00:00:00 2001
From: AnonymousRandomPerson <chenghanngan.us@gmail.com>
Date: Sun, 26 Apr 2026 23:30:17 -0400
Subject: [PATCH] Decomped sub_0200B330

Decomped by @JesusArcasCarrera
---
 asm/include/main_0200A124.inc |  31 +-
 asm/include/main_0200B33C.inc |  39 ++
 asm/main_0200A124.s           | 780 +---------------------------------
 asm/main_0200B33C.s           | 775 +++++++++++++++++++++++++++++++++
 include/main_0200B330.h       |  12 +
 main.lsf                      |   2 +
 src/main_0200B330.c           |   6 +
 7 files changed, 836 insertions(+), 809 deletions(-)
 create mode 100644 asm/include/main_0200B33C.inc
 create mode 100644 asm/main_0200B33C.s
 create mode 100644 include/main_0200B330.h
 create mode 100644 src/main_0200B330.c

diff --git a/asm/include/main_0200A124.inc b/asm/include/main_0200A124.inc
index 9b09c116..1ce6f39b 100644
--- a/asm/include/main_0200A124.inc
+++ b/asm/include/main_0200A124.inc
@@ -1,49 +1,20 @@
 #pragma once
-.public ArrayFill32Fast
-.public CART_REMOVED_IMG_DATA
 .public DC_FlushRange
-.public DecompressAtFromMemoryPointer
 .public GXS_BeginLoadBGExtPltt
 .public GXS_BeginLoadOBJExtPltt
 .public GXS_EndLoadBGExtPltt
 .public GXS_EndLoadOBJExtPltt
-.public GXS_SetGraphicsMode
 .public GX_BeginLoadBGExtPltt
 .public GX_BeginLoadOBJExtPltt
-.public GX_DisableBankForBG
-.public GX_DisableBankForBGExtPltt
-.public GX_DisableBankForOBJ
-.public GX_DisableBankForOBJExtPltt
-.public GX_DisableBankForSubBG
-.public GX_DisableBankForSubBGExtPltt
-.public GX_DisableBankForSubOBJ
-.public GX_DisableBankForTex
-.public GX_DisableBankForTexPltt
-.public GX_DispOff
-.public GX_DispOn
 .public GX_EndLoadBGExtPltt
 .public GX_EndLoadOBJExtPltt
-.public GX_SetBankForLCDC
-.public GX_SetGraphicsMode
-.public GXx_SetMasterBrightness_
-.public GetLanguage
-.public LoadFileFromRom
-.public MI_StopDma
 .public MemAlloc
 .public MemFree
 .public Memcpy32
-.public MemcpySimple
 .public Rgb8ToRgb5
-.public UnloadFile
 .public _0200A314
 .public _0200A344
 .public _02092AD8
-.public _02094AE8
-.public _02094AF0
-.public _020AFF38_EU
-.public _020AFF3C_EU
 .public _s32_div_f
 .public sub_02004FF8
-.public sub_02005D30
-.public sub_02005E10
-.public sub_02019304
+.public sub_0200B3D4
diff --git a/asm/include/main_0200B33C.inc b/asm/include/main_0200B33C.inc
new file mode 100644
index 00000000..5c94d947
--- /dev/null
+++ b/asm/include/main_0200B33C.inc
@@ -0,0 +1,39 @@
+#pragma once
+.public ArrayFill32Fast
+.public CART_REMOVED_IMG_DATA
+.public DC_FlushRange
+.public DecompressAtFromMemoryPointer
+.public GXS_SetGraphicsMode
+.public GX_DisableBankForBG
+.public GX_DisableBankForBGExtPltt
+.public GX_DisableBankForOBJ
+.public GX_DisableBankForOBJExtPltt
+.public GX_DisableBankForSubBG
+.public GX_DisableBankForSubBGExtPltt
+.public GX_DisableBankForSubOBJ
+.public GX_DisableBankForTex
+.public GX_DisableBankForTexPltt
+.public GX_DispOff
+.public GX_DispOn
+.public GX_SetBankForLCDC
+.public GX_SetGraphicsMode
+.public GXx_SetMasterBrightness_
+.public GetLanguage
+.public LoadFileFromRom
+.public MI_StopDma
+.public MemAlloc
+.public Memcpy32
+.public MemcpySimple
+.public UnloadFile
+.public _0200A314
+.public _0200A344
+.public _02094AE8
+.public _02094AF0
+.public _020AFF38_EU
+.public _020AFF3C_EU
+.public _s32_div_f
+.public sub_02005D30
+.public sub_02005E10
+.public sub_0200A2CC
+.public sub_0200A2F4
+.public sub_02019304
diff --git a/asm/main_0200A124.s b/asm/main_0200A124.s
index bf5d4cbf..976e49f2 100644
--- a/asm/main_0200A124.s
+++ b/asm/main_0200A124.s
@@ -177,7 +177,6 @@ _0200A2F8:
 	movne r0, r2
 	bne _0200A2F8
 	bx lr
-	arm_func_end sub_0200A2F4
 _0200A314:
 	ldr r2, [r0, #0x24]
 	cmp r2, #0
@@ -207,6 +206,7 @@ _0200A344:
 	str r0, [r1, #0x20]
 	str r0, [r1, #0x24]
 	bx lr
+	arm_func_end sub_0200A2F4
 
 	arm_func_start sub_0200A37C
 sub_0200A37C: ; 0x0200A37C
@@ -1413,781 +1413,3 @@ sub_0200B314: ; 0x0200B314
 	str r0, [r4, #0x18]
 	ldmia sp!, {r4, pc}
 	arm_func_end sub_0200B314
-
-	arm_func_start sub_0200B330
-sub_0200B330: ; 0x0200B330
-	mov r1, #1
-	strb r1, [r0, #1]
-	bx lr
-	arm_func_end sub_0200B330
-
-	arm_func_start sub_0200B33C
-sub_0200B33C: ; 0x0200B33C
-	bx lr
-	arm_func_end sub_0200B33C
-
-	arm_func_start sub_0200B340
-sub_0200B340: ; 0x0200B340
-	stmdb sp!, {r3, r4, r5, r6, lr}
-	sub sp, sp, #4
-	mov r4, r0
-	ldr r0, _0200B3BC ; =0x000001FF
-	ldmib r4, {r1, r2}
-	and r1, r1, r0
-	mov r2, r2, lsl #0x17
-	ldr r0, [r4, #0xc]
-	orr r1, r1, r2, lsr #7
-	str r1, [r0]
-	ldrb r0, [r4, #1]
-	cmp r0, #0
-	beq _0200B3B4
-	ldr r5, [r4, #0x18]
-	ldr r1, [r4, #0x14]
-	mov r0, r5
-	ldr r6, [r4, #0x10]
-	bl DC_FlushRange
-	ldr ip, [r4, #0x14]
-	mov r2, r6
-	mov r3, r5
-	mov r0, #3
-	mov r1, #1
-	str ip, [sp]
-	bl sub_02005E10
-	mov r0, #3
-	bl sub_02005D30
-	mov r0, #0
-	strb r0, [r4, #1]
-_0200B3B4:
-	add sp, sp, #4
-	ldmia sp!, {r3, r4, r5, r6, pc}
-	.align 2, 0
-_0200B3BC: .word 0x000001FF
-	arm_func_end sub_0200B340
-
-	arm_func_start sub_0200B3C0
-sub_0200B3C0: ; 0x0200B3C0
-	ldr r2, [r1]
-	ldr r1, [r1, #4]
-	str r2, [r0, #4]
-	str r1, [r0, #8]
-	bx lr
-	arm_func_end sub_0200B3C0
-
-	arm_func_start sub_0200B3D4
-sub_0200B3D4: ; 0x0200B3D4
-	mov r3, #0
-	ldr ip, [r0, #0x18]
-	mov r2, r3
-	b _0200B3EC
-_0200B3E4:
-	strh r2, [ip], #2
-	add r3, r3, #1
-_0200B3EC:
-	ldr r1, [r0, #0x14]
-	cmp r3, r1, lsr #1
-	blo _0200B3E4
-	bx lr
-	arm_func_end sub_0200B3D4
-
-	arm_func_start sub_0200B3FC
-sub_0200B3FC: ; 0x0200B3FC
-	ldrb r3, [r0]
-	cmp r3, #3
-	addls pc, pc, r3, lsl #2
-	bx lr
-_0200B40C: ; jump table
-	b _0200B41C ; case 0
-	b _0200B438 ; case 1
-	b _0200B470 ; case 2
-	b _0200B48C ; case 3
-_0200B41C:
-	ldr ip, [r0, #0x18]
-	ldr r0, [r1, #4]
-	ldr r3, [r1]
-	add r0, ip, r0, lsl #6
-	mov r1, r3, lsl #1
-	strh r2, [r1, r0]
-	bx lr
-_0200B438:
-	ldr ip, [r1]
-	ldr r3, [r0, #0x18]
-	cmp ip, #0x20
-	ldrlt r0, [r1, #4]
-	movlt r1, ip, lsl #1
-	addlt r0, r3, r0, lsl #6
-	strlth r2, [r1, r0]
-	bxlt lr
-	ldr r0, [r1, #4]
-	add r0, r3, r0, lsl #6
-	add r0, r0, ip, lsl #1
-	add r0, r0, #0x700
-	strh r2, [r0, #0xc0]
-	bx lr
-_0200B470:
-	ldr ip, [r0, #0x18]
-	ldr r0, [r1, #4]
-	ldr r3, [r1]
-	add r0, ip, r0, lsl #6
-	mov r1, r3, lsl #1
-	strh r2, [r1, r0]
-	bx lr
-_0200B48C:
-	ldr ip, [r1, #4]
-	cmp ip, #0x40
-	bge _0200B4C4
-	ldr r1, [r1]
-	ldr r0, [r0, #0x18]
-	cmp r1, #0x20
-	movlt r1, r1, lsl #1
-	addlt r0, r0, ip, lsl #6
-	strlth r2, [r1, r0]
-	addge r0, r0, ip, lsl #6
-	addge r0, r0, r1, lsl #1
-	addge r0, r0, #0x700
-	strgeh r2, [r0, #0xc0]
-	bx lr
-_0200B4C4:
-	ldr r3, [r1]
-	ldr r1, [r0, #0x18]
-	cmp r3, #0x20
-	subge r0, ip, #0x20
-	addge r0, r1, r0, lsl #6
-	addge r0, r0, r3, lsl #1
-	addge r0, r0, #0x1700
-	strgeh r2, [r0, #0xc0]
-	bxge lr
-	sub r0, ip, #0x20
-	add r0, r1, r0, lsl #6
-	add r0, r0, r3, lsl #1
-	add r0, r0, #0x1000
-	strh r2, [r0]
-	bx lr
-	arm_func_end sub_0200B3FC
-
-	arm_func_start sub_0200B500
-sub_0200B500: ; 0x0200B500
-	ldr r0, [r0, #0x18]
-	bx lr
-	arm_func_end sub_0200B500
-
-	arm_func_start sub_0200B508
-sub_0200B508: ; 0x0200B508
-	stmdb sp!, {r3, r4, r5, lr}
-	mov r5, r0
-	mov r4, r1
-	str r4, [r5]
-	str r2, [r5, #4]
-	mov r0, #0
-	strb r0, [r5, #0x14]
-	str r3, [r5, #0x18]
-	cmp r2, #0
-	strle r0, [r5, #0xc]
-	ble _0200B550
-	ldr r1, [sp, #0x10]
-	mov r0, r2, lsl #1
-	bl MemAlloc
-	str r0, [r5, #0xc]
-	ldr r1, [sp, #0x10]
-	mov r0, r4, lsl #3
-	bl MemAlloc
-_0200B550:
-	ldr r1, [sp, #0x10]
-	str r0, [r5, #0x10]
-	mov r0, r4, lsl #3
-	bl MemAlloc
-	str r0, [r5, #0x1c]
-	mov r0, r5
-	bl sub_0200B67C
-	ldmia sp!, {r3, r4, r5, pc}
-	arm_func_end sub_0200B508
-
-	arm_func_start sub_0200B570
-sub_0200B570: ; 0x0200B570
-	mov r1, #1
-	strb r1, [r0, #0x14]
-	bx lr
-	arm_func_end sub_0200B570
-
-	arm_func_start sub_0200B57C
-sub_0200B57C: ; 0x0200B57C
-	stmdb sp!, {r3, r4, r5, lr}
-	ldr ip, [r0, #8]
-	cmp ip, #0
-	ldmleia sp!, {r3, r4, r5, pc}
-	ldr r3, [r0]
-	ldr r2, [r0, #0x1c]
-	sub r1, r3, #1
-	add lr, r2, r1, lsl #3
-	sub r3, r3, ip
-	ldr r4, [r0, #0xc]
-	mov r2, #0x200
-	mov r1, #0
-	b _0200B5C4
-_0200B5B0:
-	strh r2, [lr]
-	strh r1, [lr, #2]
-	strh r1, [lr, #4]
-	sub lr, lr, #8
-	sub r3, r3, #1
-_0200B5C4:
-	cmp r3, #0
-	bgt _0200B5B0
-	ldr r5, [r0, #4]
-	mvn r3, #0
-	b _0200B61C
-_0200B5D8:
-	ldrsh ip, [r4]
-	strh r3, [r4], #2
-	b _0200B610
-_0200B5E4:
-	ldr r2, [r0, #0x10]
-	mov r1, ip, lsl #3
-	ldrh r1, [r2, r1]
-	add r2, r2, ip, lsl #3
-	strh r1, [lr]
-	ldrh r1, [r2, #2]
-	strh r1, [lr, #2]
-	ldrh r1, [r2, #4]
-	strh r1, [lr, #4]
-	ldrsh ip, [r2, #6]
-	sub lr, lr, #8
-_0200B610:
-	cmp ip, #0
-	bge _0200B5E4
-	sub r5, r5, #1
-_0200B61C:
-	cmp r5, #0
-	bgt _0200B5D8
-	mov r1, #0
-	str r1, [r0, #8]
-	ldmia sp!, {r3, r4, r5, pc}
-	arm_func_end sub_0200B57C
-
-	arm_func_start sub_0200B630
-sub_0200B630: ; 0x0200B630
-	stmdb sp!, {r4, r5, r6, lr}
-	mov r6, r0
-	ldrb r0, [r6, #0x14]
-	cmp r0, #0
-	ldmeqia sp!, {r4, r5, r6, pc}
-	ldr r4, [r6, #0x1c]
-	ldr r1, [r6]
-	mov r0, r4
-	mov r1, r1, lsl #3
-	ldr r5, [r6, #0x18]
-	bl DC_FlushRange
-	ldr r2, [r6]
-	mov r0, r5
-	mov r1, r4
-	mov r2, r2, lsl #3
-	bl Memcpy32
-	mov r0, #0
-	strb r0, [r6, #0x14]
-	ldmia sp!, {r4, r5, r6, pc}
-	arm_func_end sub_0200B630
-
-	arm_func_start sub_0200B67C
-sub_0200B67C: ; 0x0200B67C
-	stmdb sp!, {r3, lr}
-	ldr ip, [r0, #0x1c]
-	mov lr, #0
-	str lr, [r0, #8]
-	mov r3, #0x200
-	mov r2, lr
-	b _0200B6B0
-_0200B698:
-	strh r3, [ip]
-	strh r2, [ip, #2]
-	strh r2, [ip, #4]
-	strh r2, [ip, #6]
-	add ip, ip, #8
-	add lr, lr, #1
-_0200B6B0:
-	ldr r1, [r0]
-	cmp lr, r1
-	blt _0200B698
-	ldr r1, [r0, #4]
-	cmp r1, #0
-	ldmleia sp!, {r3, pc}
-	ldr r3, [r0, #0xc]
-	mov ip, #0
-	mvn r2, #0
-	b _0200B6E0
-_0200B6D8:
-	strh r2, [r3], #2
-	add ip, ip, #1
-_0200B6E0:
-	ldr r1, [r0, #4]
-	cmp ip, r1
-	blt _0200B6D8
-	ldmia sp!, {r3, pc}
-	arm_func_end sub_0200B67C
-
-	arm_func_start sub_0200B6F0
-sub_0200B6F0: ; 0x0200B6F0
-	stmdb sp!, {r4, lr}
-	ldr r4, [r0, #8]
-	ldr r3, [r0]
-	cmp r4, r3
-	ldmgeia sp!, {r4, pc}
-	cmp r2, #0
-	movlt r2, #0
-	blt _0200B71C
-	ldr r3, [r0, #4]
-	cmp r2, r3
-	subge r2, r3, #1
-_0200B71C:
-	ldrh r3, [r1]
-	ldr lr, [r0, #0x10]
-	mov ip, r4, lsl #3
-	strh r3, [lr, ip]
-	ldrh ip, [r1, #2]
-	add lr, lr, r4, lsl #3
-	mov r3, r2, lsl #1
-	strh ip, [lr, #2]
-	ldrh r1, [r1, #4]
-	strh r1, [lr, #4]
-	ldr r1, [r0, #0xc]
-	ldrsh r1, [r1, r3]
-	strh r1, [lr, #6]
-	ldr r2, [r0, #8]
-	add r1, r2, #1
-	str r1, [r0, #8]
-	ldr r0, [r0, #0xc]
-	strh r2, [r0, r3]
-	ldmia sp!, {r4, pc}
-	arm_func_end sub_0200B6F0
-
-	arm_func_start sub_0200B768
-sub_0200B768: ; 0x0200B768
-#ifdef EUROPE
-	stmdb sp!, {r4, lr}
-	sub sp, sp, #8
-	bl GetLanguage
-	ldr r1, _0200B7E4 ; =_020AFF38_EU
-	mov r4, r0
-	ldrsb r0, [r1]
-	cmp r0, r4
-	beq _0200B7DC
-	ldr r1, _0200B7E8 ; =_020AFF3C_EU
-	add r0, sp, #0
-	ldr r1, [r1, r4, lsl #2]
-	mov r2, #1
-	bl LoadFileFromRom
-	ldr r2, _0200B7EC ; =0x04000208
-	mov r1, #0
-	ldrh r0, [r2]
-	strh r1, [r2]
-	ldr r0, _0200B7F0 ; =CART_REMOVED_IMG_DATA
-	ldr r1, [sp]
-	ldr r2, [sp, #4]
-	bl MemcpySimple
-	ldr r2, _0200B7EC ; =0x04000208
-	add r0, sp, #0
-	ldrh r1, [r2]
-	mov r1, #1
-	strh r1, [r2]
-	bl UnloadFile
-	ldr r0, _0200B7E4 ; =_020AFF38_EU
-	strb r4, [r0]
-_0200B7DC:
-	add sp, sp, #8
-	ldmia sp!, {r4, pc}
-	.align 2, 0
-_0200B7E4: .word _020AFF38_EU
-_0200B7E8: .word _020AFF3C_EU
-_0200B7EC: .word 0x04000208
-_0200B7F0: .word CART_REMOVED_IMG_DATA
-#else
-	bx lr
-#endif
-	arm_func_end sub_0200B768
-
-	arm_func_start sub_0200B76C
-sub_0200B76C: ; 0x0200B76C
-	stmdb sp!, {r4, lr}
-	bl GX_DispOff
-	ldr r2, _0200B874 ; =0x04001000
-	mov r0, #3
-	ldr r1, [r2]
-	bic r1, r1, #0x10000
-	str r1, [r2]
-	bl MI_StopDma
-	bl GX_DisableBankForBG
-	bl GX_DisableBankForOBJ
-	bl GX_DisableBankForBGExtPltt
-	bl GX_DisableBankForOBJExtPltt
-	bl GX_DisableBankForTex
-	bl GX_DisableBankForTexPltt
-	bl GX_DisableBankForSubBG
-	bl GX_DisableBankForSubOBJ
-	bl GX_DisableBankForSubBGExtPltt
-	ldr r0, _0200B878 ; =0x000001FF
-	bl GX_SetBankForLCDC
-	mov r0, #0
-	mov r1, #0x6800000
-	mov r2, #0xa4000
-	bl ArrayFill32Fast
-	mov r0, #0xc0
-	mov r1, #0x7000000
-	mov r2, #0x400
-	bl ArrayFill32Fast
-	mov r0, #0
-	mov r1, #0x5000000
-	mov r2, #0x400
-	bl ArrayFill32Fast
-	mov r0, #0xc0
-	ldr r1, _0200B87C ; =0x07000400
-	mov r2, #0x400
-	bl ArrayFill32Fast
-	mov r0, #0
-	ldr r1, _0200B880 ; =0x05000400
-	mov r2, #0x400
-	bl ArrayFill32Fast
-	bl sub_02019304
-	mov r4, r0
-	ldr r1, _0200B884 ; =CART_REMOVED_IMG_DATA
-	mov r2, #0xc000
-	bl MemcpySimple
-	mov r2, r4
-	ldr r0, _0200B888 ; =0x06806000
-	mov r1, #0xc000
-	bl DecompressAtFromMemoryPointer
-	mov r0, #2
-	mov r1, #0
-	mov r2, r1
-	bl GX_SetGraphicsMode
-	mov r0, #0
-	bl GXS_SetGraphicsMode
-	ldr r0, _0200B88C ; =0x0400006C
-	mov r1, #0
-	bl GXx_SetMasterBrightness_
-	ldr r0, _0200B890 ; =0x0400106C
-	mov r1, #0
-	bl GXx_SetMasterBrightness_
-	bl GX_DispOn
-	ldr r1, _0200B874 ; =0x04001000
-	ldr r0, [r1]
-	orr r0, r0, #0x10000
-	str r0, [r1]
-	ldmia sp!, {r4, pc}
-	.align 2, 0
-_0200B874: .word 0x04001000
-_0200B878: .word 0x000001FF
-_0200B87C: .word 0x07000400
-_0200B880: .word 0x05000400
-_0200B884: .word CART_REMOVED_IMG_DATA
-_0200B888: .word 0x06806000
-_0200B88C: .word 0x0400006C
-_0200B890: .word 0x0400106C
-	arm_func_end sub_0200B76C
-
-	arm_func_start sub_0200B894
-sub_0200B894: ; 0x0200B894
-	stmdb sp!, {r3, r4, r5, lr}
-	mov r5, r0
-	mov r4, r1
-	add r0, r5, #0x1c
-	bl sub_0200A2CC
-	mov r0, r5
-	mov r1, r4
-	bl sub_0200B8D4
-	ldmia sp!, {r3, r4, r5, pc}
-	arm_func_end sub_0200B894
-
-	arm_func_start sub_0200B8B8
-sub_0200B8B8: ; 0x0200B8B8
-	stmdb sp!, {r4, lr}
-	mov r4, r0
-	mov r1, #0
-	bl sub_0200B8D4
-	add r0, r4, #0x1c
-	bl sub_0200A2F4
-	ldmia sp!, {r4, pc}
-	arm_func_end sub_0200B8B8
-
-	arm_func_start sub_0200B8D4
-sub_0200B8D4: ; 0x0200B8D4
-	ldr r2, _0200B904 ; =_02094AE8
-	mov r1, r1, lsl #1
-	mov r3, #0
-	ldrsh r1, [r2, r1]
-	str r3, [r0]
-	mov r2, #1
-	str r2, [r0, #4]
-	strh r1, [r0, #0x10]
-	strh r1, [r0, #0x14]
-	str r3, [r0, #8]
-	str r3, [r0, #0xc]
-	bx lr
-	.align 2, 0
-_0200B904: .word _02094AE8
-	arm_func_end sub_0200B8D4
-
-	arm_func_start sub_0200B908
-sub_0200B908: ; 0x0200B908
-	ldr ip, _0200B914 ; =_0200A314
-	add r0, r0, #0x1c
-	bx ip
-	.align 2, 0
-_0200B914: .word _0200A314
-	arm_func_end sub_0200B908
-
-	arm_func_start sub_0200B918
-sub_0200B918: ; 0x0200B918
-	ldr ip, _0200B924 ; =_0200A344
-	add r0, r0, #0x1c
-	bx ip
-	.align 2, 0
-_0200B924: .word _0200A344
-	arm_func_end sub_0200B918
-
-	arm_func_start sub_0200B928
-sub_0200B928: ; 0x0200B928
-	mov r2, #0
-	strh r2, [r0, #0x10]
-	cmp r1, #0
-	ldrnesh r2, [r0, #0x14]
-	cmpne r2, #0
-	bne _0200B958
-	mov r2, #0
-	strh r2, [r0, #0x14]
-	mov r1, #1
-	stmib r0, {r1, r2}
-	str r2, [r0, #0xc]
-	bx lr
-_0200B958:
-	cmp r1, #0
-	movlt r1, #0x1e
-	cmp r2, #0
-	movlt r2, #2
-	strlt r2, [r0, #4]
-	ldrltsh r2, [r0, #0x14]
-	rsblt r2, r2, #0
-	movge r2, #3
-	strge r2, [r0, #4]
-	ldrgesh r2, [r0, #0x14]
-	strh r2, [r0, #0x12]
-	str r1, [r0, #8]
-	str r1, [r0, #0xc]
-	bx lr
-	arm_func_end sub_0200B928
-
-	arm_func_start UpdateFadeStatus
-UpdateFadeStatus: ; 0x0200B990
-	ldr r3, _0200BA00 ; =_02094AE8
-	mov ip, r1, lsl #1
-	ldrsh r3, [r3, ip]
-	cmp r2, #0
-	strh r3, [r0, #0x10]
-	ldrnesh r3, [r0, #0x10]
-	ldrnesh ip, [r0, #0x14]
-	cmpne ip, r3
-	bne _0200B9D4
-	ldrsh r3, [r0, #0x10]
-	mov r2, #1
-	mov r1, #0
-	strh r3, [r0, #0x14]
-	str r2, [r0, #4]
-	str r1, [r0, #8]
-	str r1, [r0, #0xc]
-	bx lr
-_0200B9D4:
-	cmp r2, #0
-	movlt r2, #0x1e
-	cmp r3, #0
-	sublt r3, ip, r3
-	subge r3, r3, ip
-	strh r3, [r0, #0x12]
-	ldr r3, _0200BA04 ; =_02094AF0
-	ldr r1, [r3, r1, lsl #2]
-	stmib r0, {r1, r2}
-	str r2, [r0, #0xc]
-	bx lr
-	.align 2, 0
-_0200BA00: .word _02094AE8
-_0200BA04: .word _02094AF0
-	arm_func_end UpdateFadeStatus
-
-	arm_func_start HandleFades
-HandleFades: ; 0x0200BA08
-	stmdb sp!, {r4, lr}
-	mov r4, r0
-	ldr r0, [r4, #4]
-	cmp r0, #5
-	addls pc, pc, r0, lsl #2
-	b _0200BB58
-_0200BA20: ; jump table
-	b _0200BB50 ; case 0
-	b _0200BB40 ; case 1
-	b _0200BA38 ; case 2
-	b _0200BA80 ; case 3
-	b _0200BAC8 ; case 4
-	b _0200BB04 ; case 5
-_0200BA38:
-	ldr r0, [r4, #8]
-	sub r2, r0, #1
-	str r2, [r4, #8]
-	cmp r2, #0
-	ldrlesh r1, [r4, #0x10]
-	movle r0, #0
-	strleh r1, [r4, #0x14]
-	strle r0, [r4, #4]
-	ble _0200BA78
-	ldrsh r0, [r4, #0x12]
-	ldr r1, [r4, #0xc]
-	mul r0, r2, r0
-	bl _s32_div_f
-	ldrsh r1, [r4, #0x10]
-	sub r0, r1, r0
-	strh r0, [r4, #0x14]
-_0200BA78:
-	mov r0, #1
-	ldmia sp!, {r4, pc}
-_0200BA80:
-	ldr r0, [r4, #8]
-	sub r2, r0, #1
-	str r2, [r4, #8]
-	cmp r2, #0
-	ldrlesh r1, [r4, #0x10]
-	movle r0, #0
-	strleh r1, [r4, #0x14]
-	strle r0, [r4, #4]
-	ble _0200BAC0
-	ldrsh r0, [r4, #0x12]
-	ldr r1, [r4, #0xc]
-	mul r0, r2, r0
-	bl _s32_div_f
-	ldrsh r1, [r4, #0x10]
-	add r0, r1, r0
-	strh r0, [r4, #0x14]
-_0200BAC0:
-	mov r0, #1
-	ldmia sp!, {r4, pc}
-_0200BAC8:
-	ldr r0, [r4, #8]
-	sub r2, r0, #1
-	str r2, [r4, #8]
-	cmp r2, #0
-	ldrlesh r0, [r4, #0x10]
-	ble _0200BAF8
-	ldrsh r0, [r4, #0x12]
-	ldr r1, [r4, #0xc]
-	mul r0, r2, r0
-	bl _s32_div_f
-	ldrsh r1, [r4, #0x10]
-	sub r0, r1, r0
-_0200BAF8:
-	strh r0, [r4, #0x14]
-	mov r0, #1
-	ldmia sp!, {r4, pc}
-_0200BB04:
-	ldr r0, [r4, #8]
-	sub r2, r0, #1
-	str r2, [r4, #8]
-	cmp r2, #0
-	ldrlesh r0, [r4, #0x10]
-	ble _0200BB34
-	ldrsh r0, [r4, #0x12]
-	ldr r1, [r4, #0xc]
-	mul r0, r2, r0
-	bl _s32_div_f
-	ldrsh r1, [r4, #0x10]
-	add r0, r1, r0
-_0200BB34:
-	strh r0, [r4, #0x14]
-	mov r0, #1
-	ldmia sp!, {r4, pc}
-_0200BB40:
-	mov r0, #0
-	str r0, [r4, #4]
-	mov r0, #1
-	ldmia sp!, {r4, pc}
-_0200BB50:
-	mov r0, #0
-	ldmia sp!, {r4, pc}
-_0200BB58:
-	mov r0, #0
-	ldmia sp!, {r4, pc}
-	arm_func_end HandleFades
-
-	arm_func_start sub_0200BB60
-sub_0200BB60: ; 0x0200BB60
-	ldr ip, _0200BB70 ; =sub_0200B928
-	mov r2, #1
-	str r2, [r0]
-	bx ip
-	.align 2, 0
-_0200BB70: .word sub_0200B928
-	arm_func_end sub_0200BB60
-
-	arm_func_start sub_0200BB74
-sub_0200BB74: ; 0x0200BB74
-	ldr ip, _0200BB84 ; =UpdateFadeStatus
-	mov r3, #1
-	str r3, [r0]
-	bx ip
-	.align 2, 0
-_0200BB84: .word UpdateFadeStatus
-	arm_func_end sub_0200BB74
-
-	arm_func_start sub_0200BB88
-sub_0200BB88: ; 0x0200BB88
-	mov r2, #1
-	str r2, [r0]
-	mov r2, #0
-	strh r2, [r0, #0x10]
-	cmp r1, #0
-	ldrnesh r2, [r0, #0x14]
-	cmpne r2, #0
-	bne _0200BBC0
-	mov r2, #0
-	strh r2, [r0, #0x14]
-	mov r1, #1
-	stmib r0, {r1, r2}
-	str r2, [r0, #0xc]
-	bx lr
-_0200BBC0:
-	cmp r1, #0
-	movlt r1, #0x1e
-	cmp r2, #0
-	movlt r2, #4
-	strlt r2, [r0, #4]
-	ldrltsh r2, [r0, #0x14]
-	rsblt r2, r2, #0
-	movge r2, #5
-	strge r2, [r0, #4]
-	ldrgesh r2, [r0, #0x14]
-	strh r2, [r0, #0x12]
-	str r1, [r0, #8]
-	str r1, [r0, #0xc]
-	bx lr
-	arm_func_end sub_0200BB88
-
-	arm_func_start sub_0200BBF8
-sub_0200BBF8: ; 0x0200BBF8
-	mov ip, #1
-	cmp r1, #0
-	movlt r1, #0x1e
-	str ip, [r0]
-	cmp r2, r3
-	movgt ip, #3
-	strgt ip, [r0, #4]
-	subgt ip, r2, r3
-	strgth ip, [r0, #0x12]
-	bgt _0200BC40
-	movlt ip, #2
-	strlt ip, [r0, #4]
-	sublt ip, r3, r2
-	strlth ip, [r0, #0x12]
-	movge ip, #1
-	strge ip, [r0, #4]
-	movge ip, #0
-	strgeh ip, [r0, #0x12]
-_0200BC40:
-	str r1, [r0, #8]
-	str r1, [r0, #0xc]
-	strh r2, [r0, #0x14]
-	strh r3, [r0, #0x10]
-	bx lr
-	arm_func_end sub_0200BBF8
diff --git a/asm/main_0200B33C.s b/asm/main_0200B33C.s
new file mode 100644
index 00000000..80038157
--- /dev/null
+++ b/asm/main_0200B33C.s
@@ -0,0 +1,775 @@
+	.include "asm/macros.inc"
+	.include "main_0200B33C.inc"
+
+	.text
+
+	arm_func_start sub_0200B33C
+sub_0200B33C: ; 0x0200B33C
+	bx lr
+	arm_func_end sub_0200B33C
+
+	arm_func_start sub_0200B340
+sub_0200B340: ; 0x0200B340
+	stmdb sp!, {r3, r4, r5, r6, lr}
+	sub sp, sp, #4
+	mov r4, r0
+	ldr r0, _0200B3BC ; =0x000001FF
+	ldmib r4, {r1, r2}
+	and r1, r1, r0
+	mov r2, r2, lsl #0x17
+	ldr r0, [r4, #0xc]
+	orr r1, r1, r2, lsr #7
+	str r1, [r0]
+	ldrb r0, [r4, #1]
+	cmp r0, #0
+	beq _0200B3B4
+	ldr r5, [r4, #0x18]
+	ldr r1, [r4, #0x14]
+	mov r0, r5
+	ldr r6, [r4, #0x10]
+	bl DC_FlushRange
+	ldr ip, [r4, #0x14]
+	mov r2, r6
+	mov r3, r5
+	mov r0, #3
+	mov r1, #1
+	str ip, [sp]
+	bl sub_02005E10
+	mov r0, #3
+	bl sub_02005D30
+	mov r0, #0
+	strb r0, [r4, #1]
+_0200B3B4:
+	add sp, sp, #4
+	ldmia sp!, {r3, r4, r5, r6, pc}
+	.align 2, 0
+_0200B3BC: .word 0x000001FF
+	arm_func_end sub_0200B340
+
+	arm_func_start sub_0200B3C0
+sub_0200B3C0: ; 0x0200B3C0
+	ldr r2, [r1]
+	ldr r1, [r1, #4]
+	str r2, [r0, #4]
+	str r1, [r0, #8]
+	bx lr
+	arm_func_end sub_0200B3C0
+
+	arm_func_start sub_0200B3D4
+sub_0200B3D4: ; 0x0200B3D4
+	mov r3, #0
+	ldr ip, [r0, #0x18]
+	mov r2, r3
+	b _0200B3EC
+_0200B3E4:
+	strh r2, [ip], #2
+	add r3, r3, #1
+_0200B3EC:
+	ldr r1, [r0, #0x14]
+	cmp r3, r1, lsr #1
+	blo _0200B3E4
+	bx lr
+	arm_func_end sub_0200B3D4
+
+	arm_func_start sub_0200B3FC
+sub_0200B3FC: ; 0x0200B3FC
+	ldrb r3, [r0]
+	cmp r3, #3
+	addls pc, pc, r3, lsl #2
+	bx lr
+_0200B40C: ; jump table
+	b _0200B41C ; case 0
+	b _0200B438 ; case 1
+	b _0200B470 ; case 2
+	b _0200B48C ; case 3
+_0200B41C:
+	ldr ip, [r0, #0x18]
+	ldr r0, [r1, #4]
+	ldr r3, [r1]
+	add r0, ip, r0, lsl #6
+	mov r1, r3, lsl #1
+	strh r2, [r1, r0]
+	bx lr
+_0200B438:
+	ldr ip, [r1]
+	ldr r3, [r0, #0x18]
+	cmp ip, #0x20
+	ldrlt r0, [r1, #4]
+	movlt r1, ip, lsl #1
+	addlt r0, r3, r0, lsl #6
+	strlth r2, [r1, r0]
+	bxlt lr
+	ldr r0, [r1, #4]
+	add r0, r3, r0, lsl #6
+	add r0, r0, ip, lsl #1
+	add r0, r0, #0x700
+	strh r2, [r0, #0xc0]
+	bx lr
+_0200B470:
+	ldr ip, [r0, #0x18]
+	ldr r0, [r1, #4]
+	ldr r3, [r1]
+	add r0, ip, r0, lsl #6
+	mov r1, r3, lsl #1
+	strh r2, [r1, r0]
+	bx lr
+_0200B48C:
+	ldr ip, [r1, #4]
+	cmp ip, #0x40
+	bge _0200B4C4
+	ldr r1, [r1]
+	ldr r0, [r0, #0x18]
+	cmp r1, #0x20
+	movlt r1, r1, lsl #1
+	addlt r0, r0, ip, lsl #6
+	strlth r2, [r1, r0]
+	addge r0, r0, ip, lsl #6
+	addge r0, r0, r1, lsl #1
+	addge r0, r0, #0x700
+	strgeh r2, [r0, #0xc0]
+	bx lr
+_0200B4C4:
+	ldr r3, [r1]
+	ldr r1, [r0, #0x18]
+	cmp r3, #0x20
+	subge r0, ip, #0x20
+	addge r0, r1, r0, lsl #6
+	addge r0, r0, r3, lsl #1
+	addge r0, r0, #0x1700
+	strgeh r2, [r0, #0xc0]
+	bxge lr
+	sub r0, ip, #0x20
+	add r0, r1, r0, lsl #6
+	add r0, r0, r3, lsl #1
+	add r0, r0, #0x1000
+	strh r2, [r0]
+	bx lr
+	arm_func_end sub_0200B3FC
+
+	arm_func_start sub_0200B500
+sub_0200B500: ; 0x0200B500
+	ldr r0, [r0, #0x18]
+	bx lr
+	arm_func_end sub_0200B500
+
+	arm_func_start sub_0200B508
+sub_0200B508: ; 0x0200B508
+	stmdb sp!, {r3, r4, r5, lr}
+	mov r5, r0
+	mov r4, r1
+	str r4, [r5]
+	str r2, [r5, #4]
+	mov r0, #0
+	strb r0, [r5, #0x14]
+	str r3, [r5, #0x18]
+	cmp r2, #0
+	strle r0, [r5, #0xc]
+	ble _0200B550
+	ldr r1, [sp, #0x10]
+	mov r0, r2, lsl #1
+	bl MemAlloc
+	str r0, [r5, #0xc]
+	ldr r1, [sp, #0x10]
+	mov r0, r4, lsl #3
+	bl MemAlloc
+_0200B550:
+	ldr r1, [sp, #0x10]
+	str r0, [r5, #0x10]
+	mov r0, r4, lsl #3
+	bl MemAlloc
+	str r0, [r5, #0x1c]
+	mov r0, r5
+	bl sub_0200B67C
+	ldmia sp!, {r3, r4, r5, pc}
+	arm_func_end sub_0200B508
+
+	arm_func_start sub_0200B570
+sub_0200B570: ; 0x0200B570
+	mov r1, #1
+	strb r1, [r0, #0x14]
+	bx lr
+	arm_func_end sub_0200B570
+
+	arm_func_start sub_0200B57C
+sub_0200B57C: ; 0x0200B57C
+	stmdb sp!, {r3, r4, r5, lr}
+	ldr ip, [r0, #8]
+	cmp ip, #0
+	ldmleia sp!, {r3, r4, r5, pc}
+	ldr r3, [r0]
+	ldr r2, [r0, #0x1c]
+	sub r1, r3, #1
+	add lr, r2, r1, lsl #3
+	sub r3, r3, ip
+	ldr r4, [r0, #0xc]
+	mov r2, #0x200
+	mov r1, #0
+	b _0200B5C4
+_0200B5B0:
+	strh r2, [lr]
+	strh r1, [lr, #2]
+	strh r1, [lr, #4]
+	sub lr, lr, #8
+	sub r3, r3, #1
+_0200B5C4:
+	cmp r3, #0
+	bgt _0200B5B0
+	ldr r5, [r0, #4]
+	mvn r3, #0
+	b _0200B61C
+_0200B5D8:
+	ldrsh ip, [r4]
+	strh r3, [r4], #2
+	b _0200B610
+_0200B5E4:
+	ldr r2, [r0, #0x10]
+	mov r1, ip, lsl #3
+	ldrh r1, [r2, r1]
+	add r2, r2, ip, lsl #3
+	strh r1, [lr]
+	ldrh r1, [r2, #2]
+	strh r1, [lr, #2]
+	ldrh r1, [r2, #4]
+	strh r1, [lr, #4]
+	ldrsh ip, [r2, #6]
+	sub lr, lr, #8
+_0200B610:
+	cmp ip, #0
+	bge _0200B5E4
+	sub r5, r5, #1
+_0200B61C:
+	cmp r5, #0
+	bgt _0200B5D8
+	mov r1, #0
+	str r1, [r0, #8]
+	ldmia sp!, {r3, r4, r5, pc}
+	arm_func_end sub_0200B57C
+
+	arm_func_start sub_0200B630
+sub_0200B630: ; 0x0200B630
+	stmdb sp!, {r4, r5, r6, lr}
+	mov r6, r0
+	ldrb r0, [r6, #0x14]
+	cmp r0, #0
+	ldmeqia sp!, {r4, r5, r6, pc}
+	ldr r4, [r6, #0x1c]
+	ldr r1, [r6]
+	mov r0, r4
+	mov r1, r1, lsl #3
+	ldr r5, [r6, #0x18]
+	bl DC_FlushRange
+	ldr r2, [r6]
+	mov r0, r5
+	mov r1, r4
+	mov r2, r2, lsl #3
+	bl Memcpy32
+	mov r0, #0
+	strb r0, [r6, #0x14]
+	ldmia sp!, {r4, r5, r6, pc}
+	arm_func_end sub_0200B630
+
+	arm_func_start sub_0200B67C
+sub_0200B67C: ; 0x0200B67C
+	stmdb sp!, {r3, lr}
+	ldr ip, [r0, #0x1c]
+	mov lr, #0
+	str lr, [r0, #8]
+	mov r3, #0x200
+	mov r2, lr
+	b _0200B6B0
+_0200B698:
+	strh r3, [ip]
+	strh r2, [ip, #2]
+	strh r2, [ip, #4]
+	strh r2, [ip, #6]
+	add ip, ip, #8
+	add lr, lr, #1
+_0200B6B0:
+	ldr r1, [r0]
+	cmp lr, r1
+	blt _0200B698
+	ldr r1, [r0, #4]
+	cmp r1, #0
+	ldmleia sp!, {r3, pc}
+	ldr r3, [r0, #0xc]
+	mov ip, #0
+	mvn r2, #0
+	b _0200B6E0
+_0200B6D8:
+	strh r2, [r3], #2
+	add ip, ip, #1
+_0200B6E0:
+	ldr r1, [r0, #4]
+	cmp ip, r1
+	blt _0200B6D8
+	ldmia sp!, {r3, pc}
+	arm_func_end sub_0200B67C
+
+	arm_func_start sub_0200B6F0
+sub_0200B6F0: ; 0x0200B6F0
+	stmdb sp!, {r4, lr}
+	ldr r4, [r0, #8]
+	ldr r3, [r0]
+	cmp r4, r3
+	ldmgeia sp!, {r4, pc}
+	cmp r2, #0
+	movlt r2, #0
+	blt _0200B71C
+	ldr r3, [r0, #4]
+	cmp r2, r3
+	subge r2, r3, #1
+_0200B71C:
+	ldrh r3, [r1]
+	ldr lr, [r0, #0x10]
+	mov ip, r4, lsl #3
+	strh r3, [lr, ip]
+	ldrh ip, [r1, #2]
+	add lr, lr, r4, lsl #3
+	mov r3, r2, lsl #1
+	strh ip, [lr, #2]
+	ldrh r1, [r1, #4]
+	strh r1, [lr, #4]
+	ldr r1, [r0, #0xc]
+	ldrsh r1, [r1, r3]
+	strh r1, [lr, #6]
+	ldr r2, [r0, #8]
+	add r1, r2, #1
+	str r1, [r0, #8]
+	ldr r0, [r0, #0xc]
+	strh r2, [r0, r3]
+	ldmia sp!, {r4, pc}
+	arm_func_end sub_0200B6F0
+
+	arm_func_start sub_0200B768
+sub_0200B768: ; 0x0200B768
+#ifdef EUROPE
+	stmdb sp!, {r4, lr}
+	sub sp, sp, #8
+	bl GetLanguage
+	ldr r1, _0200B7E4 ; =_020AFF38_EU
+	mov r4, r0
+	ldrsb r0, [r1]
+	cmp r0, r4
+	beq _0200B7DC
+	ldr r1, _0200B7E8 ; =_020AFF3C_EU
+	add r0, sp, #0
+	ldr r1, [r1, r4, lsl #2]
+	mov r2, #1
+	bl LoadFileFromRom
+	ldr r2, _0200B7EC ; =0x04000208
+	mov r1, #0
+	ldrh r0, [r2]
+	strh r1, [r2]
+	ldr r0, _0200B7F0 ; =CART_REMOVED_IMG_DATA
+	ldr r1, [sp]
+	ldr r2, [sp, #4]
+	bl MemcpySimple
+	ldr r2, _0200B7EC ; =0x04000208
+	add r0, sp, #0
+	ldrh r1, [r2]
+	mov r1, #1
+	strh r1, [r2]
+	bl UnloadFile
+	ldr r0, _0200B7E4 ; =_020AFF38_EU
+	strb r4, [r0]
+_0200B7DC:
+	add sp, sp, #8
+	ldmia sp!, {r4, pc}
+	.align 2, 0
+_0200B7E4: .word _020AFF38_EU
+_0200B7E8: .word _020AFF3C_EU
+_0200B7EC: .word 0x04000208
+_0200B7F0: .word CART_REMOVED_IMG_DATA
+#else
+	bx lr
+#endif
+	arm_func_end sub_0200B768
+
+	arm_func_start sub_0200B76C
+sub_0200B76C: ; 0x0200B76C
+	stmdb sp!, {r4, lr}
+	bl GX_DispOff
+	ldr r2, _0200B874 ; =0x04001000
+	mov r0, #3
+	ldr r1, [r2]
+	bic r1, r1, #0x10000
+	str r1, [r2]
+	bl MI_StopDma
+	bl GX_DisableBankForBG
+	bl GX_DisableBankForOBJ
+	bl GX_DisableBankForBGExtPltt
+	bl GX_DisableBankForOBJExtPltt
+	bl GX_DisableBankForTex
+	bl GX_DisableBankForTexPltt
+	bl GX_DisableBankForSubBG
+	bl GX_DisableBankForSubOBJ
+	bl GX_DisableBankForSubBGExtPltt
+	ldr r0, _0200B878 ; =0x000001FF
+	bl GX_SetBankForLCDC
+	mov r0, #0
+	mov r1, #0x6800000
+	mov r2, #0xa4000
+	bl ArrayFill32Fast
+	mov r0, #0xc0
+	mov r1, #0x7000000
+	mov r2, #0x400
+	bl ArrayFill32Fast
+	mov r0, #0
+	mov r1, #0x5000000
+	mov r2, #0x400
+	bl ArrayFill32Fast
+	mov r0, #0xc0
+	ldr r1, _0200B87C ; =0x07000400
+	mov r2, #0x400
+	bl ArrayFill32Fast
+	mov r0, #0
+	ldr r1, _0200B880 ; =0x05000400
+	mov r2, #0x400
+	bl ArrayFill32Fast
+	bl sub_02019304
+	mov r4, r0
+	ldr r1, _0200B884 ; =CART_REMOVED_IMG_DATA
+	mov r2, #0xc000
+	bl MemcpySimple
+	mov r2, r4
+	ldr r0, _0200B888 ; =0x06806000
+	mov r1, #0xc000
+	bl DecompressAtFromMemoryPointer
+	mov r0, #2
+	mov r1, #0
+	mov r2, r1
+	bl GX_SetGraphicsMode
+	mov r0, #0
+	bl GXS_SetGraphicsMode
+	ldr r0, _0200B88C ; =0x0400006C
+	mov r1, #0
+	bl GXx_SetMasterBrightness_
+	ldr r0, _0200B890 ; =0x0400106C
+	mov r1, #0
+	bl GXx_SetMasterBrightness_
+	bl GX_DispOn
+	ldr r1, _0200B874 ; =0x04001000
+	ldr r0, [r1]
+	orr r0, r0, #0x10000
+	str r0, [r1]
+	ldmia sp!, {r4, pc}
+	.align 2, 0
+_0200B874: .word 0x04001000
+_0200B878: .word 0x000001FF
+_0200B87C: .word 0x07000400
+_0200B880: .word 0x05000400
+_0200B884: .word CART_REMOVED_IMG_DATA
+_0200B888: .word 0x06806000
+_0200B88C: .word 0x0400006C
+_0200B890: .word 0x0400106C
+	arm_func_end sub_0200B76C
+
+	arm_func_start sub_0200B894
+sub_0200B894: ; 0x0200B894
+	stmdb sp!, {r3, r4, r5, lr}
+	mov r5, r0
+	mov r4, r1
+	add r0, r5, #0x1c
+	bl sub_0200A2CC
+	mov r0, r5
+	mov r1, r4
+	bl sub_0200B8D4
+	ldmia sp!, {r3, r4, r5, pc}
+	arm_func_end sub_0200B894
+
+	arm_func_start sub_0200B8B8
+sub_0200B8B8: ; 0x0200B8B8
+	stmdb sp!, {r4, lr}
+	mov r4, r0
+	mov r1, #0
+	bl sub_0200B8D4
+	add r0, r4, #0x1c
+	bl sub_0200A2F4
+	ldmia sp!, {r4, pc}
+	arm_func_end sub_0200B8B8
+
+	arm_func_start sub_0200B8D4
+sub_0200B8D4: ; 0x0200B8D4
+	ldr r2, _0200B904 ; =_02094AE8
+	mov r1, r1, lsl #1
+	mov r3, #0
+	ldrsh r1, [r2, r1]
+	str r3, [r0]
+	mov r2, #1
+	str r2, [r0, #4]
+	strh r1, [r0, #0x10]
+	strh r1, [r0, #0x14]
+	str r3, [r0, #8]
+	str r3, [r0, #0xc]
+	bx lr
+	.align 2, 0
+_0200B904: .word _02094AE8
+	arm_func_end sub_0200B8D4
+
+	arm_func_start sub_0200B908
+sub_0200B908: ; 0x0200B908
+	ldr ip, _0200B914 ; =_0200A314
+	add r0, r0, #0x1c
+	bx ip
+	.align 2, 0
+_0200B914: .word _0200A314
+	arm_func_end sub_0200B908
+
+	arm_func_start sub_0200B918
+sub_0200B918: ; 0x0200B918
+	ldr ip, _0200B924 ; =_0200A344
+	add r0, r0, #0x1c
+	bx ip
+	.align 2, 0
+_0200B924: .word _0200A344
+	arm_func_end sub_0200B918
+
+	arm_func_start sub_0200B928
+sub_0200B928: ; 0x0200B928
+	mov r2, #0
+	strh r2, [r0, #0x10]
+	cmp r1, #0
+	ldrnesh r2, [r0, #0x14]
+	cmpne r2, #0
+	bne _0200B958
+	mov r2, #0
+	strh r2, [r0, #0x14]
+	mov r1, #1
+	stmib r0, {r1, r2}
+	str r2, [r0, #0xc]
+	bx lr
+_0200B958:
+	cmp r1, #0
+	movlt r1, #0x1e
+	cmp r2, #0
+	movlt r2, #2
+	strlt r2, [r0, #4]
+	ldrltsh r2, [r0, #0x14]
+	rsblt r2, r2, #0
+	movge r2, #3
+	strge r2, [r0, #4]
+	ldrgesh r2, [r0, #0x14]
+	strh r2, [r0, #0x12]
+	str r1, [r0, #8]
+	str r1, [r0, #0xc]
+	bx lr
+	arm_func_end sub_0200B928
+
+	arm_func_start UpdateFadeStatus
+UpdateFadeStatus: ; 0x0200B990
+	ldr r3, _0200BA00 ; =_02094AE8
+	mov ip, r1, lsl #1
+	ldrsh r3, [r3, ip]
+	cmp r2, #0
+	strh r3, [r0, #0x10]
+	ldrnesh r3, [r0, #0x10]
+	ldrnesh ip, [r0, #0x14]
+	cmpne ip, r3
+	bne _0200B9D4
+	ldrsh r3, [r0, #0x10]
+	mov r2, #1
+	mov r1, #0
+	strh r3, [r0, #0x14]
+	str r2, [r0, #4]
+	str r1, [r0, #8]
+	str r1, [r0, #0xc]
+	bx lr
+_0200B9D4:
+	cmp r2, #0
+	movlt r2, #0x1e
+	cmp r3, #0
+	sublt r3, ip, r3
+	subge r3, r3, ip
+	strh r3, [r0, #0x12]
+	ldr r3, _0200BA04 ; =_02094AF0
+	ldr r1, [r3, r1, lsl #2]
+	stmib r0, {r1, r2}
+	str r2, [r0, #0xc]
+	bx lr
+	.align 2, 0
+_0200BA00: .word _02094AE8
+_0200BA04: .word _02094AF0
+	arm_func_end UpdateFadeStatus
+
+	arm_func_start HandleFades
+HandleFades: ; 0x0200BA08
+	stmdb sp!, {r4, lr}
+	mov r4, r0
+	ldr r0, [r4, #4]
+	cmp r0, #5
+	addls pc, pc, r0, lsl #2
+	b _0200BB58
+_0200BA20: ; jump table
+	b _0200BB50 ; case 0
+	b _0200BB40 ; case 1
+	b _0200BA38 ; case 2
+	b _0200BA80 ; case 3
+	b _0200BAC8 ; case 4
+	b _0200BB04 ; case 5
+_0200BA38:
+	ldr r0, [r4, #8]
+	sub r2, r0, #1
+	str r2, [r4, #8]
+	cmp r2, #0
+	ldrlesh r1, [r4, #0x10]
+	movle r0, #0
+	strleh r1, [r4, #0x14]
+	strle r0, [r4, #4]
+	ble _0200BA78
+	ldrsh r0, [r4, #0x12]
+	ldr r1, [r4, #0xc]
+	mul r0, r2, r0
+	bl _s32_div_f
+	ldrsh r1, [r4, #0x10]
+	sub r0, r1, r0
+	strh r0, [r4, #0x14]
+_0200BA78:
+	mov r0, #1
+	ldmia sp!, {r4, pc}
+_0200BA80:
+	ldr r0, [r4, #8]
+	sub r2, r0, #1
+	str r2, [r4, #8]
+	cmp r2, #0
+	ldrlesh r1, [r4, #0x10]
+	movle r0, #0
+	strleh r1, [r4, #0x14]
+	strle r0, [r4, #4]
+	ble _0200BAC0
+	ldrsh r0, [r4, #0x12]
+	ldr r1, [r4, #0xc]
+	mul r0, r2, r0
+	bl _s32_div_f
+	ldrsh r1, [r4, #0x10]
+	add r0, r1, r0
+	strh r0, [r4, #0x14]
+_0200BAC0:
+	mov r0, #1
+	ldmia sp!, {r4, pc}
+_0200BAC8:
+	ldr r0, [r4, #8]
+	sub r2, r0, #1
+	str r2, [r4, #8]
+	cmp r2, #0
+	ldrlesh r0, [r4, #0x10]
+	ble _0200BAF8
+	ldrsh r0, [r4, #0x12]
+	ldr r1, [r4, #0xc]
+	mul r0, r2, r0
+	bl _s32_div_f
+	ldrsh r1, [r4, #0x10]
+	sub r0, r1, r0
+_0200BAF8:
+	strh r0, [r4, #0x14]
+	mov r0, #1
+	ldmia sp!, {r4, pc}
+_0200BB04:
+	ldr r0, [r4, #8]
+	sub r2, r0, #1
+	str r2, [r4, #8]
+	cmp r2, #0
+	ldrlesh r0, [r4, #0x10]
+	ble _0200BB34
+	ldrsh r0, [r4, #0x12]
+	ldr r1, [r4, #0xc]
+	mul r0, r2, r0
+	bl _s32_div_f
+	ldrsh r1, [r4, #0x10]
+	add r0, r1, r0
+_0200BB34:
+	strh r0, [r4, #0x14]
+	mov r0, #1
+	ldmia sp!, {r4, pc}
+_0200BB40:
+	mov r0, #0
+	str r0, [r4, #4]
+	mov r0, #1
+	ldmia sp!, {r4, pc}
+_0200BB50:
+	mov r0, #0
+	ldmia sp!, {r4, pc}
+_0200BB58:
+	mov r0, #0
+	ldmia sp!, {r4, pc}
+	arm_func_end HandleFades
+
+	arm_func_start sub_0200BB60
+sub_0200BB60: ; 0x0200BB60
+	ldr ip, _0200BB70 ; =sub_0200B928
+	mov r2, #1
+	str r2, [r0]
+	bx ip
+	.align 2, 0
+_0200BB70: .word sub_0200B928
+	arm_func_end sub_0200BB60
+
+	arm_func_start sub_0200BB74
+sub_0200BB74: ; 0x0200BB74
+	ldr ip, _0200BB84 ; =UpdateFadeStatus
+	mov r3, #1
+	str r3, [r0]
+	bx ip
+	.align 2, 0
+_0200BB84: .word UpdateFadeStatus
+	arm_func_end sub_0200BB74
+
+	arm_func_start sub_0200BB88
+sub_0200BB88: ; 0x0200BB88
+	mov r2, #1
+	str r2, [r0]
+	mov r2, #0
+	strh r2, [r0, #0x10]
+	cmp r1, #0
+	ldrnesh r2, [r0, #0x14]
+	cmpne r2, #0
+	bne _0200BBC0
+	mov r2, #0
+	strh r2, [r0, #0x14]
+	mov r1, #1
+	stmib r0, {r1, r2}
+	str r2, [r0, #0xc]
+	bx lr
+_0200BBC0:
+	cmp r1, #0
+	movlt r1, #0x1e
+	cmp r2, #0
+	movlt r2, #4
+	strlt r2, [r0, #4]
+	ldrltsh r2, [r0, #0x14]
+	rsblt r2, r2, #0
+	movge r2, #5
+	strge r2, [r0, #4]
+	ldrgesh r2, [r0, #0x14]
+	strh r2, [r0, #0x12]
+	str r1, [r0, #8]
+	str r1, [r0, #0xc]
+	bx lr
+	arm_func_end sub_0200BB88
+
+	arm_func_start sub_0200BBF8
+sub_0200BBF8: ; 0x0200BBF8
+	mov ip, #1
+	cmp r1, #0
+	movlt r1, #0x1e
+	str ip, [r0]
+	cmp r2, r3
+	movgt ip, #3
+	strgt ip, [r0, #4]
+	subgt ip, r2, r3
+	strgth ip, [r0, #0x12]
+	bgt _0200BC40
+	movlt ip, #2
+	strlt ip, [r0, #4]
+	sublt ip, r3, r2
+	strlth ip, [r0, #0x12]
+	movge ip, #1
+	strge ip, [r0, #4]
+	movge ip, #0
+	strgeh ip, [r0, #0x12]
+_0200BC40:
+	str r1, [r0, #8]
+	str r1, [r0, #0xc]
+	strh r2, [r0, #0x14]
+	strh r3, [r0, #0x10]
+	bx lr
+	arm_func_end sub_0200BBF8
diff --git a/include/main_0200B330.h b/include/main_0200B330.h
new file mode 100644
index 00000000..2d71a4ea
--- /dev/null
+++ b/include/main_0200B330.h
@@ -0,0 +1,12 @@
+#ifndef PMDSKY_MAIN_0200B330_H
+#define PMDSKY_MAIN_0200B330_H
+
+typedef struct
+{
+    u8 unk0;
+    u8 unk1;
+} unkStruct_0200B330;
+
+void sub_0200B330(unkStruct_0200B330 *arg0);
+
+#endif //PMDSKY_MAIN_0200B330_H
diff --git a/main.lsf b/main.lsf
index 77beb4bc..030358c1 100644
--- a/main.lsf
+++ b/main.lsf
@@ -36,6 +36,8 @@ Static main
 	Object asm/main_02009DCC.o
 	Object src/main_02009F9C.o
 	Object asm/main_0200A124.o
+	Object src/main_0200B330.o
+	Object asm/main_0200B33C.o
 	Object src/main_0200BC54.o
 	Object asm/main_0200BC60.o
 	Object src/main_0200BD2C.o
diff --git a/src/main_0200B330.c b/src/main_0200B330.c
new file mode 100644
index 00000000..f0990e3b
--- /dev/null
+++ b/src/main_0200B330.c
@@ -0,0 +1,6 @@
+#include "main_0200B330.h"
+
+void sub_0200B330(unkStruct_0200B330 *arg0)
+{
+    arg0->unk1 = 1;
+}