Type in any Menu:

bubbles 	Turns on Cheat Mode (enter this one before the rest)
iamzeus		God mode on/off
fullmonty	Level select on/off 
jimbeam  	Laser Beam Toggle on. Press the laser quick key for cool lasers.
lumberjack  	Missile Toggle on. Press the missile quick key new missiles.

           

Thanks to Revolution readers Ershad, Ryan Willis, Scott Baugher and Justin Odom!