mapper4 tweak
mapper4 tweak

sunclx/nes,insionng/nes,Rosmianto/nes,xuxiandi/nes,UIKit0/nes,wangweijia/nes,liqingzhu/nes,Esmidth/nes,sheenobu/nes,fogleman/nes,EmuxEvans/nes,trigrass2/nes,tastynoodle/nes,horryq/nes,Endika/nes