DUKE3D

DNCORNHOLIO = Toggles God Mode
DNKROZ = Toggles God mode
DNSTUFF = Get all weapons, ammo, powerups, and keys.
DNITEMS = Get all powerups and keys.
DNSCOTTY## = Level Warp (first # represents episode, second # the level)
DNVIEW = Toggles View mode (same effect as f7 key)
DNHYPER = Steroids Powerup
DNRATE = Displays the Frame Rate in the Upper-left corner
DNSKILL# = Changes skill level of the game.
DNCLIP = Toggles clipping mode (v1.1 or later only)
DNMONSTERS = Toggles the presence of monsters (v1.1 or later only)
DNCASHMAN = Duke tosses money every time you hit the spacebar
DNCOSMO = Gives you the message "Register Cosmo Today!"
DNALLEN = Gives you the message "Buy Major Sryker"
DNBETA = Gives you the message "Pirates Suck!"