Get Unique Sprite ID that matches Misc ID

0008ce20: 3c03800a lui r3,0x800a
0008ce24: 8c638a54 lw r3,-0x75ac(r3)				load last units misc data
0008ce28: 00000000 nop
0008ce2c: 10600010 beq r3,r0,0x0008ce70				branch if 0
0008ce30: 2402ffff addiu r2,r0,0xffff
0008ce34: 8c620134 lw r2,0x0134(r3)					load unit battle data
0008ce38: 00000000 nop
0008ce3c: 10400008 beq r2,r0,0x0008ce60				branch if not found
0008ce40: 00000000 nop
0008ce44: 9042018a lbu r2,0x018a(r2)				load unit ID
0008ce48: 00000000 nop
0008ce4c: 14440004 bne r2,r4,0x0008ce60				branch if ID's don't match
0008ce50: 00000000 nop
0008ce54: 90620004 lbu r2,0x0004(r3)				load misc ID
0008ce58: 0802339c j 0x0008ce70						jump to end
0008ce5c: 00000000 nop
0008ce60: 8c630000 lw r3,0x0000(r3)					load last units data
0008ce64: 00000000 nop
0008ce68: 1460fff2 bne r3,r0,0x0008ce34				branch if not first unit
0008ce6c: 2402ffff addiu r2,r0,0xffff				return 0xffff if none found
0008ce70: 03e00008 jr r31
0008ce74: 00000000 nop