These cheat codes are for registered versions of Duke Nukem 3D v1.3d , v1.4, and v1.5.  If you have shareware, some of the codes may not work.

To use cheat codes, press the pause key to pause the game , type in the Cheat Code to activate the function for the associated Code Function and un-pause the game to continue with the cheat code enabled.

Cheat Code	Code Function
DNALLEN	Displays the message "Buy Major Stryker"
DNBETA	Displays the message "Pirates Suck!"
DNCASHMAN	Duke throws out some cash (press space bar).
DNCLIP	Enables you to walk through walls
DNCOORDS	Shows map coordinates
DNCORNHOLIO	God mode (toggles on or off by re-typing cheat code).
DNHYPER	Use steroids!
DNINVENTORY	Provides you with all inventory items
DNITEMS	Provides you with all keys and items related to the level.
DNKEYS	Provides you with all keys
DNKROZ	God mode (toggles on or off by re-typing cheat code).
DNMONSTERS	Remove all monsters from the level.
DNRATE	Shows the frame rate (2 numbers top left of screen).
DNSCOTTY<e#><l##>	Enables you to jump to a different episode and level.<e#> is the episode number (1-4) and <l##> is the level number (01-11, level 1="01"). Example "DnScotty104" Takes you to Episode 1 Level 4
DNSHOWMAP	Displays the entire map
DNSKILL<skill level 0-5>	Restart level with skill #. DNSKILL0 starts the level without monsters.
DNSTUFF	Provides you with all keys, weapons, ammo for the level.
DNTODD	Displays the message "Register Cosmo"
DNUNLOCK	Toggles the status of all locks in the level.
DNVIEW	Allows you to watch duke from a few feet behind.
DNWEAPONS	Gives you with all weapons.