Blade Grasp Usability

Blade Grasp Usability:
0018d050: 3c028019 lui r2,0x8019		
0018d054: 904238f6 lbu r2,0x38f6(r2)		Load Ability Flags 4
0018d058: 27bdffe8 addiu r29,r29,0xffe8		
0018d05c: 30420010 andi r2,r2,0x0010		
0018d060: 1040001d beq r2,r0,0x0018d0d8		Branch if Blade Grasp is not flagged
0018d064: afbf0010 sw r31,0x0010(r29)		
0018d068: 3c048019 lui r4,0x8019		
0018d06c: 8c842d98 lw r4,0x2d98(r4)		Load Defender's Stats
0018d070: 34020064 ori r2,r0,0x0064		R2 = 0x64 (or 100)
0018d074: 90830024 lbu r3,0x0024(r4)		Load Defender's Brave
0018d078: 3c058019 lui r5,0x8019		
0018d07c: 8ca52d90 lw r5,0x2d90(r5)		Load Defender's Current Action Data
0018d080: 00431023 subu r2,r2,r3		100 - Brave
0018d084: 0c0634e1 jal 0x0018d384		Chance to React
0018d088: a4a2002a sh r2,0x002a(r5)		Store 100 - Brave as Hit %?
0018d08c: 14400012 bne r2,r0,0x0018d0d8		
0018d090: 00000000 nop				
0018d094: 3c028019 lui r2,0x8019		
0018d098: 8c42f5fc lw r2,-0x0a04(r2)		
0018d09c: 00000000 nop				
0018d0a0: 1440000d bne r2,r0,0x0018d0d8		
0018d0a4: 00000000 nop				
0018d0a8: 3c028019 lui r2,0x8019		
0018d0ac: 8c422d90 lw r2,0x2d90(r2)		Load Defender's Current Action Data
0018d0b0: 00000000 nop				
0018d0b4: a0400000 sb r0,0x0000(r2)		Store Hit 
0018d0b8: 3c038019 lui r3,0x8019		
0018d0bc: 8c632d90 lw r3,0x2d90(r3)		Load Defender's Current Action Data
0018d0c0: 3402000b ori r2,r0,0x000b		
0018d0c4: a0620002 sb r2,0x0002(r3)		Store Evade type as 0x0b
0018d0c8: 3c038019 lui r3,0x8019		
0018d0cc: 8c632d90 lw r3,0x2d90(r3)		Load Defender's Current Action Data 
0018d0d0: 340201c3 ori r2,r0,0x01c3		
0018d0d4: a462000e sh r2,0x000e(r3)		Store Reaction ID as 1c3
0018d0d8: 8fbf0010 lw r31,0x0010(r29)		
0018d0dc: 27bd0018 addiu r29,r29,0x0018		
0018d0e0: 03e00008 jr r31			
0018d0e4: 00000000 nop