Cheats (for all patched versions) can only be used once per level:
486OK: allows 486 class machines to run the game.
HOLOKURTISFUN: dummy powerup.
INEEDABIGGUN: gattling gun powerup.
NASTYSHOTTHANKS: homing sniper grenade.
TORNADOAWAY: twister powerup.
Cheats (for the unpatched US version) can only be used once per level:
486WILLBESLOW: allows 486 class machines to run the game.
BIGGRENADE: grants homing sniper grenade.
KILL: no need to explain.
MAKEMEFULL: restores health.
MASTERBLASTER: gattling powerup.
TWISTANDSHOUT: homing sniper grenade.
Cheats (for the unpatched UK version) can only be used once per level:
486OKBYME: allows 486 class machines to run the game.
HEALME: restores health.
HOLOKURTISFUN: dummy powerup.
INEEDABIGGUN: gattling powerup.
TORNADOAWAY: twister powerup.