Duke Nukem Forever – Door Codes and Cheats

All codes for doors (including DLC) and cheats.

Door Codes

• Duke Nukem’s titty City, Strip Club – 4768
• Rude Awkening, Doctor Who Cloned Me (DLC) – 1503

Cheats

Beat the game on any difficulty and you can activate these cheats in the ‘Extras’ menu.

• Duke 3D Freeze Ray – Freeze ray will fire bouncing ice projectiles.
• Game Speed – Adjust game speed.
• Grayscale Mode – Draw the game in grayscale.
• Head Scale – Adjust head size of enemies and NPCs.
• Infinite Ammo – Obviously…
• Instagib – Enemies die in one shot and always gib.
• Invincibility – God Mode!
• Mirror Mode – Draw the game mirrored horizontally.

Note: This will disable achievements and it’s only for single player!