Extra Credits for Mario Bros. - Super Mario Advance
Extra Credits for Mario Bros. Classic
(Single + Multiplayer)
Complete Yoshi mode
e.g. if 4 players r playin, and only 3 have a cartridge, p2+p3 for example, when they turn thier gameboy's on,where the gameboy logo is displayed, press select + start.
The nintendo logo will dissapier. there will be less load time.