Type r u calling me a pint a poff? at the title screen to enable cheat mode. . Enter one of the following codes at the title screen to activate the corresponding cheat function or press [Delete] during game play to kill any opponent.

Enter "Neil Harding" at the high score screen to receive humorous secret messages from the programmers.

Begin a 2-player game, and wait until there is only a single credit remaining and the continue message appears for both screens. Then, press the Fire button on both joysticks at the same time.