classic mode lineup

[DarkDeity]

how do i modify the lineup for classic mode? cause honestly yoshi freezes[well not freexes just doesnt load]and ive done everything i could to try and fix him. ive backed up and formatted my sd card, and made sure NOTHING involving yoshi was on the sd card so everytime i try to play classic mode with my hacks i always have to stop at the second one cause its always yoshi im fighting