Duke Nukem 3D Cheats - Xbox 360

Achievements
Complete each achievement to get the allotted gamerscore:

Gonna Rip Em' a New One (10) - Get 100 total kills in ranked Dukematch games (Online).
Alien Maggots are Gonna Pay (10) - Finish the "Hollywood Holocaust" level in under 3 minutes.
Duke's Mighty Foot (10) - Step on 40 enemies after using the Shrinker on them.
Oomph, Uugh, Where is it? (10) - Find 70 secret areas.
Come Get Some (25) - Complete "Shrapnel City" on any difficulty or in co-op.
Game Over (25) - Complete "The Birth" on any difficulty or in co-op.
Hail to the King, Baby (25) - Earn respect and get 500 total kills in ranked Dukematch games (Online).
Let's Rock (25) - Complete "Lunar Apocalypse" on any difficulty or in co-op.
Looks Like Cleanup on Aisle 4 (10) - Step in a pile of excrement.
Piece of Cake (25) - Complete "L.A. Meltdown" on any difficulty or in co-op.
See You in Hell (15) - Get 250 total kills in ranked Dukematch games (Online).
Shake It Baby (10) - Tip an exotic dancer.

Unlock Art Gallery
Bad Cop - Score 0 Gamerpoints.
Pig Cop - Score 10 Gamerpoints.
Duke's Vehicle - Score 90 Gamerpoints.
Sonic Resonator - Score 50 Gamerpoints.
Trooper Recon Car - Score 90 Gamerpoints.
Alternative Pig Cop (1 of 2) - Score 70 Gamerpoints.
Alternative Pig Cop (2 of 2) - Score 70 Gamerpoints.
Jetpack- Score 50 Gamerpoints.
Octabran concept art (1 of 2) - Score 30 Gamerpoints.
Octabrain concept art (2 of 2) - Score 30 Gamerpoints.
Duke Nukem Forever screenshot (1 of 2) - Score 200 Gamerpoints.
Duke Nukem Forever screenshot (2 of 2) - Score 200 Gamerpoints.