Duke Nukem 3D: Atomic Edition
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   Release date: 

   The codes.

 DNAMMO        Gain ammo.
 DNCLIP        Toggle no clipping. 
 DNENDING      End current episode.
 DNGODLY       Invincibility.
 DNITEMS       Get everything except weapons and key cards.
 DNMONSTERS    Toggle monsters.(versions 1.1 & 1.3)
 DNSCOTTY###   ### equals the episode and level you wish to warp to. 
 DNUNLOCK      Opens and unlocks all doors.		
 DNWEAPONS     All weapons/ammo.
 DNUNGODLY     Turn off invincibility.