Accumulate points in the VMU mini-game to unlock the "Eternal Life", "Area Select", "Free Continue", and "Free Time Limit" cheat options in original mode.

Stage select

Select fighting mode. Then at the fighting mode screen, hold Start and select an option.

Blood color option

Beat arcade mode to unlock the "Blood Color" option.

Free play

Beat all three original modes to allow free play in arcade mode.

Alternate costume

While you are at the character selection screen, highlight a character, then hold Start and press B, X, or Y.