Decompile remaining functions in use_pokeblock.s

5 files changed, 283 insertions, 974 deletions

diff --git a/asm/use_pokeblock.s b/asm/use_pokeblock.s
index 1fe1f81ef..2428f2984 100644
--- a/asm/use_pokeblock.s
+++ b/asm/use_pokeblock.s
@@ -5,936 +5,4 @@
 
 	.text
 
-	thumb_func_start sub_8167BA0
-sub_8167BA0: @ 8167BA0
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	sub sp, 0xC
-	lsls r0, 16
-	lsrs r4, r0, 16
-	lsls r1, 24
-	lsrs r1, 24
-	mov r8, r1
-	movs r0, 0
-	movs r1, 0
-	bl FillWindowPixelBuffer
-	movs r0, 0x1
-	movs r1, 0
-	bl FillWindowPixelBuffer
-	ldr r7, =gUnknown_0203BCAC
-	ldr r3, [r7]
-	ldr r1, =0x00008041
-	adds r0, r3, r1
-	ldrb r1, [r0]
-	ldr r2, =0x00008040
-	adds r0, r3, r2
-	ldrb r0, [r0]
-	subs r0, 0x1
-	cmp r1, r0
-	beq _08167C46
-	lsls r2, r4, 6
-	ldr r0, =0x00007b95
-	adds r2, r0
-	adds r2, r3, r2
-	movs r0, 0x1
-	str r0, [sp]
-	movs r5, 0
-	str r5, [sp, 0x4]
-	str r5, [sp, 0x8]
-	movs r0, 0
-	movs r1, 0x1
-	movs r3, 0
-	bl AddTextPrinterParameterized
-	ldr r0, [r7]
-	ldr r1, =0x00008041
-	adds r0, r1
-	ldrb r0, [r0]
-	bl sub_81672A4
-	lsls r0, 24
-	lsrs r0, 24
-	movs r1, 0x64
-	muls r0, r1
-	ldr r1, =gPlayerParty
-	adds r0, r1
-	bl GetNature
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	ldr r0, [r7]
-	ldr r6, =0x0000804a
-	adds r0, r6
-	ldr r1, =gText_NatureSlash
-	bl StringCopy
-	ldr r1, =gNatureNamePointers
-	lsls r4, 2
-	adds r4, r1
-	ldr r1, [r4]
-	bl StringCopy
-	ldr r0, =gUnknown_085DFCC9
-	str r0, [sp]
-	str r5, [sp, 0x4]
-	ldr r0, [r7]
-	adds r0, r6
-	str r0, [sp, 0x8]
-	movs r0, 0x1
-	movs r1, 0x1
-	movs r2, 0x2
-	movs r3, 0x1
-	bl AddTextPrinterParameterized3
-_08167C46:
-	mov r2, r8
-	cmp r2, 0
-	beq _08167C84
-	movs r0, 0
-	movs r1, 0x3
-	bl CopyWindowToVram
-	movs r0, 0x1
-	movs r1, 0x3
-	bl CopyWindowToVram
-	b _08167C94
-	.pool
-_08167C84:
-	movs r0, 0
-	movs r1, 0x2
-	bl CopyWindowToVram
-	movs r0, 0x1
-	movs r1, 0x2
-	bl CopyWindowToVram
-_08167C94:
-	add sp, 0xC
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_8167BA0
-
-	thumb_func_start sub_8167CA0
-sub_8167CA0: @ 8167CA0
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	lsls r0, 24
-	lsrs r7, r0, 24
-	cmp r7, 0
-	beq _08167CC0
-	ldr r0, =gUnknown_0203BCAC
-	ldr r0, [r0]
-	ldr r1, =0x00007fb5
-	adds r0, r1
-	b _08167CC8
-	.pool
-_08167CC0:
-	ldr r0, =gUnknown_0203BCAC
-	ldr r0, [r0]
-	ldr r2, =0x00007fb4
-	adds r0, r2
-_08167CC8:
-	ldrb r0, [r0]
-	lsls r0, 24
-	asrs r0, 24
-	lsls r0, 16
-	lsrs r6, r0, 16
-	ldr r5, =gUnknown_0203BCAC
-	ldr r2, [r5]
-	ldr r3, =0x00007c58
-	adds r0, r2, r3
-	ldr r4, =0x00007fb3
-	adds r1, r2, r4
-	movs r3, 0
-	ldrsb r3, [r1, r3]
-	lsls r1, r3, 2
-	adds r1, r3
-	lsls r1, 2
-	ldr r4, =0x00007c6c
-	adds r1, r4
-	adds r1, r2, r1
-	lsls r3, r6, 2
-	adds r3, r6
-	lsls r3, 2
-	adds r3, r4
-	adds r2, r3
-	bl sub_81D1F84
-	ldr r4, [r5]
-	ldr r1, =0x00008041
-	adds r0, r4, r1
-	ldrb r1, [r0]
-	ldr r2, =0x00008040
-	mov r12, r2
-	adds r0, r4, r2
-	ldrb r0, [r0]
-	subs r0, 0x1
-	eors r1, r0
-	negs r0, r1
-	orrs r0, r1
-	lsrs r0, 31
-	mov r8, r0
-	cmp r7, 0
-	beq _08167D98
-	ldr r3, =0x00007fb4
-	adds r0, r4, r3
-	ldrb r1, [r0]
-	subs r2, 0x8B
-	adds r0, r4, r2
-	strb r1, [r0]
-	ldr r0, [r5]
-	ldr r4, =0x00007fb3
-	adds r1, r0, r4
-	ldrb r1, [r1]
-	adds r0, r3
-	strb r1, [r0]
-	ldr r0, [r5]
-	adds r0, r4
-	strb r6, [r0]
-	ldr r0, [r5]
-	adds r2, r0, r2
-	ldrb r1, [r2]
-	ldr r2, =0x00007fb6
-	adds r0, r2
-	strb r1, [r0]
-	ldr r1, [r5]
-	adds r3, 0x8D
-	adds r0, r1, r3
-	ldrb r0, [r0]
-	cmp r0, 0
-	bne _08167D58
-	mov r4, r12
-	adds r0, r1, r4
-	ldrb r0, [r0]
-_08167D58:
-	subs r2, r0, 0x1
-	ldr r0, =0x00008041
-	adds r1, r0
-	strb r2, [r1]
-	ldr r1, =gUnknown_0203BCAC
-	ldr r3, [r1]
-	adds r0, r3, r0
-	ldrb r0, [r0]
-	adds r6, r1, 0
-	cmp r0, 0
-	bne _08167D74
-	ldr r1, =0x00008040
-	adds r0, r3, r1
-	ldrb r0, [r0]
-_08167D74:
-	subs r1, r0, 0x1
-	b _08167E1E
-	.pool
-_08167D98:
-	ldr r3, =0x00007fb5
-	adds r0, r4, r3
-	ldrb r1, [r0]
-	ldr r2, =0x00007fb4
-	adds r0, r4, r2
-	strb r1, [r0]
-	ldr r0, [r5]
-	ldr r4, =0x00007fb3
-	adds r1, r0, r4
-	ldrb r1, [r1]
-	adds r0, r3
-	strb r1, [r0]
-	ldr r0, [r5]
-	adds r0, r4
-	strb r6, [r0]
-	ldr r0, [r5]
-	adds r2, r0, r2
-	ldrb r1, [r2]
-	ldr r2, =0x00007fb6
-	adds r0, r2
-	strb r1, [r0]
-	ldr r2, [r5]
-	adds r3, 0x8C
-	adds r0, r2, r3
-	ldrb r1, [r0]
-	adds r4, 0x8D
-	adds r0, r2, r4
-	ldrb r0, [r0]
-	subs r0, 0x1
-	cmp r1, r0
-	bge _08167DEC
-	adds r3, r1, 0x1
-	b _08167DEE
-	.pool
-_08167DEC:
-	movs r3, 0
-_08167DEE:
-	ldr r1, =0x00008041
-	adds r0, r2, r1
-	strb r3, [r0]
-	ldr r2, =gUnknown_0203BCAC
-	ldr r3, [r2]
-	adds r1, r3, r1
-	ldrb r1, [r1]
-	ldr r4, =0x00008040
-	adds r0, r3, r4
-	ldrb r0, [r0]
-	subs r0, 0x1
-	adds r6, r2, 0
-	cmp r1, r0
-	bge _08167E1C
-	adds r1, 0x1
-	b _08167E1E
-	.pool
-_08167E1C:
-	movs r1, 0
-_08167E1E:
-	ldr r2, =0x00007b4c
-	adds r0, r3, r2
-	strb r1, [r0]
-	adds r5, r6, 0
-	ldr r0, [r5]
-	ldr r3, =0x00008041
-	adds r1, r0, r3
-	ldrb r2, [r1]
-	ldr r4, =0x00008040
-	adds r1, r0, r4
-	ldrb r1, [r1]
-	subs r1, 0x1
-	eors r2, r1
-	negs r1, r2
-	orrs r1, r2
-	lsrs r4, r1, 31
-	ldr r1, =0x00007b1c
-	adds r0, r1
-	bl sub_81D3520
-	mov r2, r8
-	cmp r2, 0
-	bne _08167E70
-	ldr r0, [r5]
-	ldr r3, =0x00008044
-	adds r0, r3
-	ldr r1, =sub_8167EA4
-	b _08167E90
-	.pool
-_08167E70:
-	cmp r4, 0
-	bne _08167E88
-	ldr r0, [r5]
-	ldr r4, =0x00008044
-	adds r0, r4
-	ldr r1, =sub_8167FA4
-	b _08167E90
-	.pool
-_08167E88:
-	ldr r0, [r6]
-	ldr r1, =0x00008044
-	adds r0, r1
-	ldr r1, =sub_8168048
-_08167E90:
-	str r1, [r0]
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_8167CA0
-
-	thumb_func_start sub_8167EA4
-sub_8167EA4: @ 8167EA4
-	push {r4-r6,lr}
-	ldr r4, =gUnknown_0203BCAC
-	ldr r1, [r4]
-	ldr r5, =0x00008048
-	adds r0, r1, r5
-	ldrb r0, [r0]
-	cmp r0, 0x1
-	beq _08167EE4
-	cmp r0, 0x1
-	bgt _08167EC8
-	cmp r0, 0
-	beq _08167ED2
-	b _08167F9C
-	.pool
-_08167EC8:
-	cmp r0, 0x2
-	beq _08167F08
-	cmp r0, 0x3
-	beq _08167F48
-	b _08167F9C
-_08167ED2:
-	ldr r2, =0x00007fb3
-	adds r0, r1, r2
-	ldrb r0, [r0]
-	bl sub_8167608
-	b _08167F2C
-	.pool
-_08167EE4:
-	ldr r6, =0x00007fb3
-	adds r0, r1, r6
-	ldrb r0, [r0]
-	lsls r0, 24
-	asrs r0, 24
-	lsls r0, 16
-	lsrs r0, 16
-	movs r1, 0
-	bl sub_8167BA0
-	ldr r1, [r4]
-	ldr r0, =0x00008048
-	adds r1, r0
-	b _08167F30
-	.pool
-_08167F08:
-	ldr r2, =0x00007c58
-	adds r0, r1, r2
-	ldr r6, =0x00007b0e
-	adds r1, r6
-	bl sub_81D3178
-	lsls r0, 24
-	cmp r0, 0
-	bne _08167F9C
-	ldr r1, [r4]
-	ldr r2, =0x00007b4c
-	adds r0, r1, r2
-	ldrb r0, [r0]
-	ldr r6, =0x00007fb6
-	adds r1, r6
-	ldrb r1, [r1]
-	bl sub_816753C
-_08167F2C:
-	ldr r1, [r4]
-	adds r1, r5
-_08167F30:
-	ldrb r0, [r1]
-	adds r0, 0x1
-	strb r0, [r1]
-	b _08167F9C
-	.pool
-_08167F48:
-	ldr r2, =0x00007b1c
-	adds r0, r1, r2
-	bl sub_81D3464
-	ldr r3, [r4]
-	ldr r6, =0x00008041
-	adds r0, r3, r6
-	ldrb r1, [r0]
-	ldr r2, =0x00008040
-	adds r0, r3, r2
-	ldrb r0, [r0]
-	subs r0, 0x1
-	cmp r1, r0
-	beq _08167F82
-	subs r6, 0x8E
-	adds r0, r3, r6
-	movs r1, 0
-	ldrsb r1, [r0, r1]
-	subs r2, 0x90
-	adds r0, r3, r2
-	adds r0, r1
-	ldrb r2, [r0]
-	ldr r6, =0x00007b1c
-	adds r0, r3, r6
-	subs r6, 0xC
-	adds r1, r3, r6
-	ldrb r1, [r1]
-	bl sub_81D3480
-_08167F82:
-	ldr r0, [r4]
-	adds r0, r5
-	movs r1, 0
-	strb r1, [r0]
-	movs r0, 0
-	b _08167F9E
-	.pool
-_08167F9C:
-	movs r0, 0x1
-_08167F9E:
-	pop {r4-r6}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8167EA4
-
-	thumb_func_start sub_8167FA4
-sub_8167FA4: @ 8167FA4
-	push {r4,r5,lr}
-	ldr r4, =gUnknown_0203BCAC
-	ldr r1, [r4]
-	ldr r5, =0x00008048
-	adds r2, r1, r5
-	ldrb r0, [r2]
-	cmp r0, 0x1
-	beq _08167FF0
-	cmp r0, 0x1
-	bgt _08167FC8
-	cmp r0, 0
-	beq _08167FD2
-	b _0816803E
-	.pool
-_08167FC8:
-	cmp r0, 0x2
-	beq _08168014
-	cmp r0, 0x3
-	beq _08168038
-	b _0816803E
-_08167FD2:
-	ldr r2, =0x00007c58
-	adds r0, r1, r2
-	ldr r2, =0x00007b0e
-	adds r1, r2
-	bl sub_81D31A4
-	lsls r0, 24
-	cmp r0, 0
-	bne _0816803E
-	b _08168024
-	.pool
-_08167FF0:
-	ldr r2, =0x00007fb3
-	adds r0, r1, r2
-	ldrb r0, [r0]
-	lsls r0, 24
-	asrs r0, 24
-	lsls r0, 16
-	lsrs r0, 16
-	movs r1, 0
-	bl sub_8167BA0
-	ldr r1, [r4]
-	ldr r0, =0x00008048
-	adds r1, r0
-	b _08168028
-	.pool
-_08168014:
-	ldr r2, =0x00007b4c
-	adds r0, r1, r2
-	ldrb r0, [r0]
-	ldr r2, =0x00007fb6
-	adds r1, r2
-	ldrb r1, [r1]
-	bl sub_816753C
-_08168024:
-	ldr r1, [r4]
-	adds r1, r5
-_08168028:
-	ldrb r0, [r1]
-	adds r0, 0x1
-	strb r0, [r1]
-	b _0816803E
-	.pool
-_08168038:
-	movs r0, 0
-	strb r0, [r2]
-	b _08168040
-_0816803E:
-	movs r0, 0x1
-_08168040:
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8167FA4
-
-	thumb_func_start sub_8168048
-sub_8168048: @ 8168048
-	push {r4-r6,lr}
-	ldr r4, =gUnknown_0203BCAC
-	ldr r1, [r4]
-	ldr r5, =0x00008048
-	adds r0, r1, r5
-	ldrb r0, [r0]
-	cmp r0, 0x1
-	beq _081680A8
-	cmp r0, 0x1
-	bgt _0816806C
-	cmp r0, 0
-	beq _08168076
-	b _08168160
-	.pool
-_0816806C:
-	cmp r0, 0x2
-	beq _081680CC
-	cmp r0, 0x3
-	beq _0816810C
-	b _08168160
-_08168076:
-	ldr r2, =0x00007c58
-	adds r0, r1, r2
-	bl sub_81D2074
-	ldr r0, [r4]
-	ldr r6, =0x00007b0e
-	adds r0, r6
-	bl sub_81D3150
-	lsls r0, 24
-	cmp r0, 0
-	bne _08168160
-	ldr r0, [r4]
-	ldr r1, =0x00007fb3
-	adds r0, r1
-	ldrb r0, [r0]
-	bl sub_8167608
-	b _081680F0
-	.pool
-_081680A8:
-	ldr r2, =0x00007fb3
-	adds r0, r1, r2
-	ldrb r0, [r0]
-	lsls r0, 24
-	asrs r0, 24
-	lsls r0, 16
-	lsrs r0, 16
-	movs r1, 0
-	bl sub_8167BA0
-	ldr r1, [r4]
-	ldr r6, =0x00008048
-	adds r1, r6
-	b _081680F4
-	.pool
-_081680CC:
-	ldr r2, =0x00007c58
-	adds r0, r1, r2
-	ldr r6, =0x00007b0e
-	adds r1, r6
-	bl sub_81D3178
-	lsls r0, 24
-	cmp r0, 0
-	bne _08168160
-	ldr r1, [r4]
-	ldr r2, =0x00007b4c
-	adds r0, r1, r2
-	ldrb r0, [r0]
-	ldr r6, =0x00007fb6
-	adds r1, r6
-	ldrb r1, [r1]
-	bl sub_816753C
-_081680F0:
-	ldr r1, [r4]
-	adds r1, r5
-_081680F4:
-	ldrb r0, [r1]
-	adds r0, 0x1
-	strb r0, [r1]
-	b _08168160
-	.pool
-_0816810C:
-	ldr r2, =0x00007b1c
-	adds r0, r1, r2
-	bl sub_81D3464
-	ldr r3, [r4]
-	ldr r6, =0x00008041
-	adds r0, r3, r6
-	ldrb r1, [r0]
-	ldr r2, =0x00008040
-	adds r0, r3, r2
-	ldrb r0, [r0]
-	subs r0, 0x1
-	cmp r1, r0
-	beq _08168146
-	subs r6, 0x8E
-	adds r0, r3, r6
-	movs r1, 0
-	ldrsb r1, [r0, r1]
-	subs r2, 0x90
-	adds r0, r3, r2
-	adds r0, r1
-	ldrb r2, [r0]
-	ldr r6, =0x00007b1c
-	adds r0, r3, r6
-	subs r6, 0xC
-	adds r1, r3, r6
-	ldrb r1, [r1]
-	bl sub_81D3480
-_08168146:
-	ldr r0, [r4]
-	adds r0, r5
-	movs r1, 0
-	strb r1, [r0]
-	movs r0, 0
-	b _08168162
-	.pool
-_08168160:
-	movs r0, 0x1
-_08168162:
-	pop {r4-r6}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8168048
-
-	thumb_func_start sub_8168168
-sub_8168168: @ 8168168
-	ldr r1, =gUnknown_0203BCAC
-	ldr r1, [r1]
-	ldr r2, =0x00007b0e
-	adds r1, r2
-	ldrh r1, [r1]
-	adds r1, 0x26
-	strh r1, [r0, 0x20]
-	bx lr
-	.pool
-	thumb_func_end sub_8168168
-
-	thumb_func_start sub_8168180
-sub_8168180: @ 8168180
-	push {lr}
-	adds r2, r0, 0
-	movs r0, 0x2E
-	ldrsh r1, [r2, r0]
-	ldr r0, =gUnknown_0203BCAC
-	ldr r0, [r0]
-	ldr r3, =0x00008041
-	adds r0, r3
-	ldrb r0, [r0]
-	cmp r1, r0
-	bne _081681A8
-	adds r0, r2, 0
-	movs r1, 0
-	bl StartSpriteAnim
-	b _081681B0
-	.pool
-_081681A8:
-	adds r0, r2, 0
-	movs r1, 0x1
-	bl StartSpriteAnim
-_081681B0:
-	pop {r0}
-	bx r0
-	thumb_func_end sub_8168180
-
-	thumb_func_start sub_81681B4
-sub_81681B4: @ 81681B4
-	push {r4,lr}
-	adds r4, r0, 0
-	ldr r0, =gUnknown_0203BCAC
-	ldr r0, [r0]
-	ldr r2, =0x00008041
-	adds r1, r0, r2
-	ldrb r1, [r1]
-	subs r2, 0x1
-	adds r0, r2
-	ldrb r0, [r0]
-	subs r0, 0x1
-	cmp r1, r0
-	bne _081681DC
-	movs r0, 0x65
-	b _081681DE
-	.pool
-_081681DC:
-	movs r0, 0x66
-_081681DE:
-	bl IndexOfSpritePaletteTag
-	lsls r0, 4
-	ldrb r2, [r4, 0x5]
-	movs r1, 0xF
-	ands r1, r2
-	orrs r1, r0
-	strb r1, [r4, 0x5]
-	pop {r4}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_81681B4
-
-	thumb_func_start sub_81681F4
-sub_81681F4: @ 81681F4
-	push {r4,lr}
-	lsls r0, 24
-	lsrs r0, 24
-	movs r1, 0x64
-	muls r0, r1
-	ldr r1, =gPlayerParty
-	adds r0, r1
-	movs r1, 0x30
-	bl GetMonData
-	lsls r0, 24
-	lsrs r2, r0, 24
-	ldr r0, =gUnknown_0203BCAC
-	ldr r0, [r0]
-	ldr r3, =0x00007fb3
-	adds r1, r0, r3
-	ldrb r1, [r1]
-	lsls r1, 24
-	asrs r1, 24
-	subs r3, 0x3
-	adds r0, r3
-	adds r4, r0, r1
-	cmp r2, 0xFF
-	beq _0816823C
-	adds r0, r2, 0
-	movs r1, 0x1D
-	bl __udivsi3
-	b _0816823E
-	.pool
-_0816823C:
-	movs r0, 0x9
-_0816823E:
-	strb r0, [r4]
-	pop {r4}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_81681F4
-
-	thumb_func_start sub_8168248
-sub_8168248: @ 8168248
-	push {lr}
-	sub sp, 0x10
-	ldr r0, =gUnknown_085DFDB8
-	ldr r1, [r0, 0x4]
-	ldr r0, [r0]
-	str r0, [sp, 0x8]
-	str r1, [sp, 0xC]
-	ldr r0, =gUsePokeblockCondition_Gfx
-	str r0, [sp]
-	ldr r1, =0xffff0000
-	ldr r0, [sp, 0x4]
-	ands r0, r1
-	movs r1, 0x80
-	lsls r1, 4
-	orrs r0, r1
-	ldr r1, =0x0000ffff
-	ands r0, r1
-	adds r1, 0x1
-	orrs r0, r1
-	str r0, [sp, 0x4]
-	mov r0, sp
-	bl LoadCompressedSpriteSheet
-	add r0, sp, 0x8
-	bl LoadSpritePalette
-	add sp, 0x10
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_8168248
-
-	thumb_func_start sub_8168294
-sub_8168294: @ 8168294
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	ldr r0, =gUnknown_0203BCAC
-	ldr r0, [r0]
-	ldr r1, =0x00007b44
-	adds r7, r0, r1
-	ldr r0, =gUnknown_085DFDA0
-	mov r10, r0
-	movs r6, 0
-	movs r1, 0x40
-	mov r9, r1
-	movs r0, 0x60
-	negs r0, r0
-	mov r8, r0
-_081682B6:
-	mov r5, r9
-	muls r5, r6
-	mov r0, r8
-	adds r1, r0, r5
-	lsls r1, 16
-	asrs r1, 16
-	movs r0, 0x11
-	lsls r2, r0, 16
-	mov r0, r10
-	asrs r2, 16
-	movs r3, 0
-	bl CreateSprite
-	lsls r0, 24
-	lsrs r1, r0, 24
-	cmp r1, 0x40
-	beq _081682FE
-	ldr r0, =gSprites
-	lsls r4, r1, 4
-	adds r4, r1
-	lsls r4, 2
-	adds r4, r0
-	movs r1, 0x8
-	strh r1, [r4, 0x2E]
-	movs r0, 0x20
-	orrs r5, r0
-	strh r5, [r4, 0x30]
-	strh r6, [r4, 0x32]
-	lsls r1, r6, 24
-	lsrs r1, 24
-	adds r0, r4, 0
-	bl StartSpriteAnim
-	lsls r0, r6, 2
-	adds r0, r7
-	str r4, [r0]
-_081682FE:
-	adds r0, r6, 0x1
-	lsls r0, 16
-	lsrs r6, r0, 16
-	cmp r6, 0x1
-	bls _081682B6
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_8168294
-
-	thumb_func_start sub_8168328
-sub_8168328: @ 8168328
-	push {r4,r5,lr}
-	ldr r4, =gUnknown_0203BCAC
-	ldr r0, [r4]
-	ldr r5, =0x00008048
-	adds r0, r5
-	ldrb r0, [r0]
-	cmp r0, 0
-	beq _08168348
-	cmp r0, 0x1
-	beq _08168360
-	b _0816836C
-	.pool
-_08168348:
-	bl sub_8168248
-	ldr r1, [r4]
-	ldr r0, =0x00008048
-	adds r1, r0
-	ldrb r0, [r1]
-	adds r0, 0x1
-	strb r0, [r1]
-	movs r0, 0x1
-	b _0816836E
-	.pool
-_08168360:
-	bl sub_8168294
-	ldr r0, [r4]
-	adds r0, r5
-	movs r1, 0
-	strb r1, [r0]
-_0816836C:
-	movs r0, 0
-_0816836E:
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8168328
-
-	thumb_func_start sub_8168374
-sub_8168374: @ 8168374
-	push {r4,lr}
-	adds r2, r0, 0
-	ldrh r0, [r2, 0x20]
-	ldrh r1, [r2, 0x2E]
-	adds r3, r0, r1
-	strh r3, [r2, 0x20]
-	lsls r0, 16
-	asrs r4, r0, 16
-	movs r0, 0x30
-	ldrsh r1, [r2, r0]
-	cmp r4, r1
-	bgt _08168398
-	lsls r0, r3, 16
-	asrs r0, 16
-	cmp r0, r1
-	bge _081683A0
-	cmp r4, r1
-	blt _081683A8
-_08168398:
-	lsls r0, r3, 16
-	asrs r0, 16
-	cmp r0, r1
-	bgt _081683A8
-_081683A0:
-	ldrh r0, [r2, 0x30]
-	strh r0, [r2, 0x20]
-	ldr r0, =SpriteCallbackDummy
-	str r0, [r2, 0x1C]
-_081683A8:
-	pop {r4}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_8168374
-
 	.align 2, 0 @ Don't pad with nop.
diff --git a/include/graphics.h b/include/graphics.h
index 8aa8a9b60..03840b6ff 100644
--- a/include/graphics.h
+++ b/include/graphics.h
@@ -4905,4 +4905,7 @@ extern const u16 gEasyChatCursor_Pal[];
 extern const u32 gEasyChatRightWindow_Gfx[];
 extern const u16 gEasyChatRightWindow_Pal[];
 
+// Use Pokeblock
+extern const u32 gUsePokeblockCondition_Gfx[];
+
 #endif //GUARD_GRAPHICS_H
diff --git a/include/menu_specialized.h b/include/menu_specialized.h
index 70891772a..a629ab014 100644
--- a/include/menu_specialized.h
+++ b/include/menu_specialized.h
@@ -43,6 +43,10 @@ bool8 sub_81D20BC(struct UnknownStruct_81D1ED4 *arg0);
 void sub_81D354C(struct Sprite **);
 void sub_81D3464(struct Sprite **arg0);
 void sub_81D3480(struct Sprite **arg0, u8 arg1, u8 arg2);
+u8 sub_81D3178(struct UnknownStruct_81D1ED4*, u16*);
+u8 sub_81D31A4(struct UnknownStruct_81D1ED4*, u16*);
+bool32 sub_81D2074(struct UnknownStruct_81D1ED4 *a0);
+u8 sub_81D3150(u16 *arg0);
 void sub_81D2754(u8 *arg0, struct UnknownSubStruct_81D1ED4 *arg1);
 void sub_81D1F84(struct UnknownStruct_81D1ED4 *arg0, struct UnknownSubStruct_81D1ED4 *arg1, struct UnknownSubStruct_81D1ED4 *arg2);
 void MoveRelearnerPrintText(u8 *str);
diff --git a/include/strings.h b/include/strings.h
index d6054c5fd..ded997b04 100644
--- a/include/strings.h
+++ b/include/strings.h
@@ -13,6 +13,7 @@ extern const u8 gText_GetsAPokeBlockQuestion[];
 extern const u8 gText_WontEatAnymore[];
 extern const u8 gText_WasEnhanced[];
 extern const u8 gText_NothingChanged[];
+extern const u8 gText_NatureSlash[];
 
 extern const u8 gText_Cool[];
 extern const u8 gText_Beauty[];
diff --git a/src/use_pokeblock.c b/src/use_pokeblock.c
index 05261307c..999ddcbbd 100644
--- a/src/use_pokeblock.c
+++ b/src/use_pokeblock.c
@@ -2,6 +2,8 @@
 #include "main.h"
 #include "pokeblock.h"
 #include "alloc.h"
+#include "decompress.h"
+#include "graphics.h"
 #include "palette.h"
 #include "pokenav.h"
 #include "menu_specialized.h"
@@ -42,6 +44,8 @@ struct UsePokeblockSubStruct
     /*0x71*/ u8 field_71;
     /*0x74*/ u8 (*unk74)(void);
     /*0x78*/ u8 unk78;
+    /*0x79*/ u8 filler79[0x1];
+    /*0x7A*/ u8 field_7A[0x22];
 };
 
 struct Unk7FB8
@@ -59,16 +63,19 @@ struct UsePokeblockStruct
     /*0x7B10*/ u8 field_7B10;
     /*0x7B11*/ u8 field_7B11[0xB];
     /*0x7B1C*/ struct Sprite *field_7B1C[10];
-    /*0x7B44*/ struct Sprite *field_7B44[0x45];
+    /*0x7B44*/ struct Sprite *field_7B44[2];
+    /*0x7B4C*/ u8 field_7B4C;
+    /*0x7B4D*/ u8 filler7B4D[0x47];
+    /*0x7B94*/ u8 filler7B94;
+    /*0x7B95*/ u8 field_7B95[3][64];
     /*0x7C58*/ struct UnknownStruct_81D1ED4 field_7C58;
     /*0x7FB0*/ u8 unk7FB0[3];
     /*0x7FB3*/ s8 field_7FB3;
     /*0x7FB4*/ s8 field_7FB4;
     /*0x7FB5*/ s8 field_7FB5;
-    /*0x7FB6*/ u8 filler7FB6[0x2];
+    /*0x7FB6*/ s8 field_7FB6;
     /*0x7FB8*/ struct Unk7FB8 field_7FB8[6];
     /*0x7FD0*/ struct UsePokeblockSubStruct info;
-    /*0x804C*/ u8 filler804C[0x20];
 };
 
 extern u16 gKeyRepeatStartDelay;
@@ -84,12 +91,12 @@ void sub_81668F8(void);
 void sub_8167420(void);
 void sub_8167760(void);
 u8 sub_81672E4(u8 arg0);
-bool8 sub_8168328(void);
+static bool8 sub_8168328(void);
 bool8 sub_8167930(void);
 void sub_8167608(u8 arg0);
 void sub_8167BA0(u16 arg0, u8 copyToVramMode);
 void sub_8166634(void);
-void sub_8167CA0(bool8);
+static void sub_8167CA0(bool8);
 void sub_8166BEC(void);
 void sub_8166D44(void);
 s8 sub_8166DE4(void);
@@ -101,7 +108,6 @@ u8 sub_81672A4(u8 a0);
 void sub_8166A34(void);
 void sub_8167104(void);
 void sub_8167338(void);
-extern void sub_81D2074(void);
 void sub_81681F4(u8);
 void sub_8166E24(void);
 bool8 sub_8166EDC(void);
@@ -112,13 +118,16 @@ extern u32 sub_81D2C68(s32, s32, s32, u8 *);
 void sub_81673DC(struct Sprite *sprite);
 void sub_81674BC(void);
 void sub_816753C(s16, u8);
+static u8 sub_8167EA4(void);
+static u8 sub_8167FA4(void);
+static u8 sub_8168048(void);
 extern void sub_81D2ED4(u8, u8, u16, u8, u8, u8, u8);
 extern void sub_81D2F78(u8, u8, s16, u16, u8, u8, u8, u8);
 extern void sub_81D3094(u8, u8, s16, u16, u8, u8, u8);
 extern void sub_81D31D0(struct SpritePalette *, struct SpritePalette *, struct SpritePalette *);
 extern void sub_81D321C(struct SpriteSheet *, struct SpriteTemplate *, struct SpritePalette*);
-void sub_8168180(void);
-void sub_81681B4(void);
+void sub_8168180(struct Sprite *sprite);
+void sub_81681B4(struct Sprite *sprite);
 extern void sub_81D32B0(struct SpriteSheet *, struct SpritePalette*);
 extern void sub_81D21DC(u8);
 
@@ -139,6 +148,11 @@ extern const u32 gUnknown_085DFA60[];
 extern const u32 gUnknown_085DFC0C[];
 extern const u16 gUnknown_086231E8[];
 extern const u16 gUnknown_08623208[];
+extern const u8 gUnknown_085DFCC9[];
+extern const struct SpritePalette gUnknown_085DFDB8;
+extern const struct SpriteTemplate gUnknown_085DFDA0;
+
+extern const u8 *const gNatureNamePointers[];
 
 // ram variables
 EWRAM_DATA struct UsePokeblockSubStruct *gUnknown_0203BC90 = NULL;
@@ -1800,63 +1814,282 @@ bool8 sub_8167930(void)
         return retvalue;
 }
 
+void sub_8167BA0(u16 arg0, u8 copyToVramMode)
+{
+    u8 partyIndex;
+    u8 nature;
+    u8 *str;
 
+    FillWindowPixelBuffer(0, PIXEL_FILL(0));
+    FillWindowPixelBuffer(1, PIXEL_FILL(0));
+    if (gUnknown_0203BCAC->info.field_71 != gUnknown_0203BCAC->info.field_70 - 1)
+    {
+        AddTextPrinterParameterized(0, 1, gUnknown_0203BCAC->field_7B95[arg0], 0, 1, 0, NULL);
+        partyIndex = sub_81672A4(gUnknown_0203BCAC->info.field_71);
+        nature = GetNature(&gPlayerParty[partyIndex]);
+        str = StringCopy(gUnknown_0203BCAC->info.field_7A, gText_NatureSlash);
+        str = StringCopy(str, gNatureNamePointers[nature]);
+        AddTextPrinterParameterized3(1, 1, 2, 1, gUnknown_085DFCC9, 0, gUnknown_0203BCAC->info.field_7A);
+    }
 
+    if (copyToVramMode)
+    {
+        CopyWindowToVram(0, 3);
+        CopyWindowToVram(1, 3);
+    }
+    else
+    {
+        CopyWindowToVram(0, 2);
+        CopyWindowToVram(1, 2);
+    }
+}
 
+static void sub_8167CA0(bool8 arg0)
+{
+    u16 var0;
+    int var1;
+    int r8;
+    int r4;
 
+    if (arg0)
+        var0 = gUnknown_0203BCAC->field_7FB5;
+    else
+        var0 = gUnknown_0203BCAC->field_7FB4;
 
+    sub_81D1F84(
+        &gUnknown_0203BCAC->field_7C58,
+        gUnknown_0203BCAC->field_7C58.unk14[gUnknown_0203BCAC->field_7FB3],
+        gUnknown_0203BCAC->field_7C58.unk14[var0]);
 
+    r8 = (gUnknown_0203BCAC->info.field_71 ^ (gUnknown_0203BCAC->info.field_70 - 1)) ? 1 : 0;
+    if (arg0)
+    {
+        gUnknown_0203BCAC->field_7FB5 = gUnknown_0203BCAC->field_7FB4;
+        gUnknown_0203BCAC->field_7FB4 = gUnknown_0203BCAC->field_7FB3;
+        gUnknown_0203BCAC->field_7FB3 = var0;
+        gUnknown_0203BCAC->field_7FB6 = gUnknown_0203BCAC->field_7FB5;
+
+        gUnknown_0203BCAC->info.field_71 = gUnknown_0203BCAC->info.field_71 == 0
+            ? gUnknown_0203BCAC->info.field_70 - 1
+            : gUnknown_0203BCAC->info.field_71 - 1;
+
+        gUnknown_0203BCAC->field_7B4C = gUnknown_0203BCAC->info.field_71 == 0
+            ? gUnknown_0203BCAC->info.field_70 - 1
+            : gUnknown_0203BCAC->info.field_71 - 1;
+    }
+    else
+    {
+        gUnknown_0203BCAC->field_7FB4 = gUnknown_0203BCAC->field_7FB5;
+        gUnknown_0203BCAC->field_7FB5 = gUnknown_0203BCAC->field_7FB3;
+        gUnknown_0203BCAC->field_7FB3 = var0;
+        gUnknown_0203BCAC->field_7FB6 = gUnknown_0203BCAC->field_7FB4;
+
+        gUnknown_0203BCAC->info.field_71 = gUnknown_0203BCAC->info.field_71 < gUnknown_0203BCAC->info.field_70 - 1
+            ? gUnknown_0203BCAC->info.field_71 + 1
+            : 0;
+
+        gUnknown_0203BCAC->field_7B4C = gUnknown_0203BCAC->info.field_71 < gUnknown_0203BCAC->info.field_70 - 1
+            ? gUnknown_0203BCAC->info.field_71 + 1
+            : 0;
+    }
 
+    r4 = (gUnknown_0203BCAC->info.field_71 ^ (gUnknown_0203BCAC->info.field_70 - 1)) ? 1 : 0;
+    sub_81D3520(gUnknown_0203BCAC->field_7B1C);
 
+    if (!r8)
+        gUnknown_0203BCAC->info.unk74 = sub_8167EA4;
+    else if (!r4)
+        gUnknown_0203BCAC->info.unk74 = sub_8167FA4;
+    else
+        gUnknown_0203BCAC->info.unk74 = sub_8168048;
+}
 
+static u8 sub_8167EA4(void)
+{
+    switch (gUnknown_0203BCAC->info.unk78)
+    {
+    case 0:
+        sub_8167608(gUnknown_0203BCAC->field_7FB3);
+        gUnknown_0203BCAC->info.unk78++;
+        break;
+    case 1:
+        sub_8167BA0(gUnknown_0203BCAC->field_7FB3, 0);
+        gUnknown_0203BCAC->info.unk78++;
+        break;
+    case 2:
+        if (!sub_81D3178(&gUnknown_0203BCAC->field_7C58, &gUnknown_0203BCAC->field_7B0E))
+        {
+            sub_816753C(gUnknown_0203BCAC->field_7B4C, gUnknown_0203BCAC->field_7FB6);
+            gUnknown_0203BCAC->info.unk78++;
+        }
+        break;
+    case 3:
+        sub_81D3464(gUnknown_0203BCAC->field_7B1C);
+        if (gUnknown_0203BCAC->info.field_71 != gUnknown_0203BCAC->info.field_70 - 1)
+        {
+            u8 var0 = gUnknown_0203BCAC->unk7FB0[gUnknown_0203BCAC->field_7FB3];
+            sub_81D3480(gUnknown_0203BCAC->field_7B1C, gUnknown_0203BCAC->field_7B10, var0);
+        }
 
+        gUnknown_0203BCAC->info.unk78 = 0;
+        return FALSE;
+    }
 
+    return TRUE;
+}
 
+static u8 sub_8167FA4(void)
+{
+    switch (gUnknown_0203BCAC->info.unk78)
+    {
+    case 0:
+        if (!sub_81D31A4(&gUnknown_0203BCAC->field_7C58, &gUnknown_0203BCAC->field_7B0E))
+            gUnknown_0203BCAC->info.unk78++;
+        break;
+    case 1:
+        sub_8167BA0(gUnknown_0203BCAC->field_7FB3, 0);
+        gUnknown_0203BCAC->info.unk78++;
+        break;
+    case 2:
+        sub_816753C(gUnknown_0203BCAC->field_7B4C, gUnknown_0203BCAC->field_7FB6);
+        gUnknown_0203BCAC->info.unk78++;
+        break;
+    case 3:
+        gUnknown_0203BCAC->info.unk78 = 0;
+        return FALSE;
+    }
 
+    return TRUE;
+}
 
+static u8 sub_8168048(void)
+{
+    switch (gUnknown_0203BCAC->info.unk78)
+    {
+    case 0:
+        sub_81D2074(&gUnknown_0203BCAC->field_7C58);
+        if (!sub_81D3150(&gUnknown_0203BCAC->field_7B0E))
+        {
+            sub_8167608(gUnknown_0203BCAC->field_7FB3);
+            gUnknown_0203BCAC->info.unk78++;
+        }
+        break;
+    case 1:
+        sub_8167BA0(gUnknown_0203BCAC->field_7FB3, 0);
+        gUnknown_0203BCAC->info.unk78++;
+        break;
+    case 2:
+        if (!sub_81D3178(&gUnknown_0203BCAC->field_7C58, &gUnknown_0203BCAC->field_7B0E))
+        {
+            sub_816753C(gUnknown_0203BCAC->field_7B4C, gUnknown_0203BCAC->field_7FB6);
+            gUnknown_0203BCAC->info.unk78++;
+        }
+        break;
+    case 3:
+        sub_81D3464(gUnknown_0203BCAC->field_7B1C);
+        if (gUnknown_0203BCAC->info.field_71 != gUnknown_0203BCAC->info.field_70 - 1)
+        {
+            u8 var0 = gUnknown_0203BCAC->unk7FB0[gUnknown_0203BCAC->field_7FB3];
+            sub_81D3480(gUnknown_0203BCAC->field_7B1C, gUnknown_0203BCAC->field_7B10, var0);
+        }
 
+        gUnknown_0203BCAC->info.unk78 = 0;
+        return FALSE;
+    }
 
+    return TRUE;
+}
 
+void sub_8168168(struct Sprite *sprite)
+{
+    sprite->pos1.x = gUnknown_0203BCAC->field_7B0E + 38;
+}
 
+void sub_8168180(struct Sprite *sprite)
+{
+    if (sprite->data[0] == gUnknown_0203BCAC->info.field_71)
+        StartSpriteAnim(sprite, 0);
+    else
+        StartSpriteAnim(sprite, 1);
+}
 
+void sub_81681B4(struct Sprite *sprite)
+{
+    if (gUnknown_0203BCAC->info.field_71 == gUnknown_0203BCAC->info.field_70 - 1)
+        sprite->oam.paletteNum = IndexOfSpritePaletteTag(101);
+    else
+        sprite->oam.paletteNum = IndexOfSpritePaletteTag(102);
+}
 
+void sub_81681F4(u8 monIndex)
+{
+    u8 sheen = GetMonData(&gPlayerParty[monIndex], MON_DATA_SHEEN);
+    gUnknown_0203BCAC->unk7FB0[gUnknown_0203BCAC->field_7FB3] = sheen != 255
+        ? sheen / 29
+        : 9;
+}
 
+static void sub_8168248(void)
+{
+    struct CompressedSpriteSheet spriteSheet;
+    struct SpritePalette spritePalette;
+
+    spritePalette = gUnknown_085DFDB8;
+    spriteSheet.data = gUsePokeblockCondition_Gfx;
+    spriteSheet.size = 0x800;
+    spriteSheet.tag = 1;
+    LoadCompressedSpriteSheet(&spriteSheet);
+    LoadSpritePalette(&spritePalette);
+}
 
+static void sub_8168294(void)
+{
+    u16 i;
+    s16 xDiff, xStart;
+    int yStart = 17;
+    int var = 8;
+    struct Sprite **sprites = gUnknown_0203BCAC->field_7B44;
+    const struct SpriteTemplate *template = &gUnknown_085DFDA0;
 
+    for (i = 0, xDiff = 64, xStart = -96; i < 2; i++)
+    {
+        u8 spriteId = CreateSprite(template, i * xDiff + xStart, yStart, 0);
+        if (spriteId != MAX_SPRITES)
+        {
+            gSprites[spriteId].data[0] = var;
+            gSprites[spriteId].data[1] = (i * xDiff) | 32;
+            gSprites[spriteId].data[2] = i;
+            StartSpriteAnim(&gSprites[spriteId], i);
+            sprites[i] = &gSprites[spriteId];
+        }
+    }
+}
 
+static bool8 sub_8168328(void)
+{
+    switch (gUnknown_0203BCAC->info.unk78)
+    {
+    case 0:
+        sub_8168248();
+        gUnknown_0203BCAC->info.unk78++;
+        return TRUE;
+    case 1:
+        sub_8168294();
+        gUnknown_0203BCAC->info.unk78 = 0;
+        return FALSE;
+    }
 
+    return FALSE;
+}
 
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+void sub_8168374(struct Sprite *sprite)
+{
+    s16 prevX = sprite->pos1.x;
+    sprite->pos1.x += sprite->data[0];
+    if ((prevX <= sprite->data[1] && sprite->pos1.x >= sprite->data[1])
+     || (prevX >= sprite->data[1] && sprite->pos1.x <= sprite->data[1]))
+    {
+        sprite->pos1.x = sprite->data[1];
+        sprite->callback = SpriteCallbackDummy;
+    }
+}