Pause the game and press Up, Down, Left(2).
Note: You must have a 3.0 or higher version of the Game Shark to use these codes.
Note 1: When a Boss appears on the screen, press C-Up and they will either die or die with one hit. However, this code has no effect on The Joker.
Note 2: When The Joker appears on the screen, press C-Up and he will either die or die with one hit.
