Press the keys at the same time to activate the following cheat.
Code Effect [J] [A] [M] [Enter] All Keys, 100% Health, Score reset
Command Line Parameters
Play the game via MS-DOS to enter these cheats. Might not work with Windows XP.
Code Effect RADAR Displays a rotating overhead view during gameplay TIC Display TIC INFO in score area MUSIC Enable music test mode: [backspace] [arrows] changes music. POWERBALL Enables Debug Keys
Debug Mode Codes.
After turning on Debug Mode by typing POWERBALL in the command line prompt, you may use these cheats during gameplay.
Code Effect [backspace][home] Decrease sky color (if ceiling textures are OFF) [backspace]A Add Actors to Automap [backspace]B Border color [backspace]C Count objects [backspace][end] Decrease ground color (if ground textures are OFF) [backspace]V Extra VBLs (Vertical Blanking Signal) [backspace]F Facing spot [backspace]Q Fast quit [backspace]G God mode [backspace]H Hurt self (will not work in God Mode) [backspace][pgdn] Increase ground color (if ground textures are OFF) [backspace][pgup] Increase sky color (if ceiling textures are OFF) [backspace]I Item cheat [backspace]M Memory info [backspace]P Pause screen [backspace]D Player invisible (dumb objects) [backspace]E Quick Win Mission [backspace]O Show hidden walls on auto mapper [backspace]S Slow motion [backspace]U Unlock all floors [backspace]W Warp to level ([shift] [W] loads the default map)
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Have We Been Fooled?
You can submit a problem report for any non-working or fake code in the lists above.