Plutonium PAK\/Atomic Edition : The Atomic Edition of Duke Nukem 3D was first sold in November 1996 , and contained the original 3 episode game as well as a new eleven-level fourth episode . Plutonium PAK\/Atomic Edition : The Atomic Edition of Duke Nukem 3D was released in November 1996 , and contained the original 3 episode game as well as a new eleven-level fourth episode .