Options mode:
Hold L + R and press Start at the title screen. Press Up, Down, and X to adjust the options. Press R to play music and sound effects.

Super moves:
Hold Y + B to use super moves. Note: They will quickly use up strength.

Bonus level:
Hold L + R and press Up(2), Down(2), Left(2), Right(2) at the starting menu.

Hint: Cody's Shoulder Throw:
Grab your opponent, then hold Left or Right and press Y.

Hint: Haggar's Pile Driver:
Walk up to your opponent and Haggar will automatically grab him. Then, jump and quickly press Down, Forward, Y.

Hint: Extra energy:
Walk up and down in front of the white dog on level 4.

Hint: Extra gems and items:
Turn your back to a barrel or other object can be destroyed. Quickly turn around and hit it.