Duke Nukem Forever (lost original builds of first-person shooter sequel; 1997-2009) - The Lost Media Wiki
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Duke Nukem Forever Wiki Guide - IGN
Prerelease:Duke Nukem Forever - The Cutting Room Floor
TIL Duke Nukem Forever was actually already 90% complete in 2001. But because the Unreal Engine 1 used for the game made levels turning black, and other conflicts with textures. So the