Cheat mode
Hold [Select] and press [Start] at the title
screen. The options screen will appear. Hold [R] and press
[Up] + [X], [Right] + [A], [Down] + [B],
[Left] + [Y]. The cheat mode screen will appear allowing
switching to a two player game, use of any fighter, and selecting
the background music and graphics.
Unlimited continues
Hold [Select] and press [Start] at the title
screen. The options screen will appear. Hold [L] and press
[Up] + [X], [Left] + [Y], [Down] + [B],
[Right] + [A]. A credit option screen will appear allowing
selection of one, three, five, or an unlimited number of continues.