23 Heal (MA*Y)

[23]
0018967c: 27bdffe8 addiu r29,r29,0xffe8		
00189680: afbf0010 sw r31,0x0010(r29)		
00189684: 0c061e44 jal 0x00187910      		Katana Break Chance
00189688: 00000000 nop				
0018968c: 0c061725 jal 0x00185c94      		Store MA and Y as XA and YA
00189690: 00000000 nop				
00189694: 0c06195a jal 0x00186568      		XA * YA Calculation
00189698: 00000000 nop				
0018969c: 0c061cd4 jal 0x00187350      		Undead Reversal
001896a0: 00000000 nop				
001896a4: 8fbf0010 lw r31,0x0010(r29)		
001896a8: 27bd0018 addiu r29,r29,0x 0018		
001896ac: 03e00008 jr r31			
001896b0: 00000000 nop