| icon | info | score |
|---|---|---|
| Duke's Mighty Foot Step on 40 enemies after using the Shrinker on them. unlocked Jan 1st, 1753 12:00 am | 10 | |
| Looks Like Cleanup on Aisle 4 Step in a pile of excrement. unlocked Jan 1st, 1753 12:00 am | 10 | |
| Piece of Cake Complete "L.A. Meltdown" on any difficulty or in co-op. unlocked Jan 1st, 1753 12:00 am | 25 | |
| Shake It Baby Tip an exotic dancer. unlocked Sep 27th, 2008 12:19 am | 10 | |
| Oomph, Uugh, Where is it? Find 70 secret areas. unlocked Jun 8th, 2010 4:17 pm | 10 | |
| Game Over Complete "The Birth" on any difficulty or in co-op. unlocked Oct 2nd, 2008 2:15 pm | 25 | |
| Come Get Some Complete "Shrapnel City" on any difficulty or in co-op. unlocked Jan 1st, 1753 12:00 am | 25 | |
| Let's Rock Complete "Lunar Apocalypse" on any difficulty or in co-op. unlocked Jan 1st, 1753 12:00 am | 25 | |
| Alien Maggots are Gonna Pay Finish the "Hollywood Holocaust" level in under 3 minutes. unlocked Sep 27th, 2008 12:10 am | 10 |
