| A Laugh a Minute (20) | Complete Mission 4 on Hard |
| Army Issue (15) | Kill 5 enemies with one M16 clip |
| Blue Leg (50) | Complete the game on Easy |
| BOHICA (20) | Complete Mission 5 on Hard |
| Bok-Bok (15) | Beat down an enemy |
| Bookoo Hostiles (20) | Complete Mission 10 on Hard |
| Boom Baby! (15) | Kill 3 enemies with one rocket or grenade |
| Bush Master (20) | Complete Mission 7 on Hard |
| Caca Dau (15) | Score a decapitating head shot |
| Caca Dau x 15 (15) | Score 15 decapitating head shots |
| Can’t Quit You (15) | Complete the game twice |
| Captured (10) | Complete Mission 7 on Normal |
| Charlie Don’t Surf (150) | Complete the game on Normal |
| Cook-Off (15) | Kill 15 enemies with one belt of a non-mounted Heavy Machine Gun |
| Cut a Chogie (20) | Complete Mission 6 on Hard |
| Cutting a path (15) | Kill 15 enemies with the machete |
| Deep Serious (20) | Complete Mission 2 on Hard |
| Dinky Dau (20) | Complete Mission 3 on Hard |
| Evac (10) | Complete Mission 9 on Normal |
| Field of Fire (15) | Kill 5 enemies with one AK47 clip |
| Fire for Effect (15) | Find and pick up every weapon |
| Free Fire Zone (15) | Kill 150 enemies |
| FUBAR (20) | Complete Mission 1 on Hard |
| Gun Slinger (15) | Complete a level firing only a pistol |
| Hard Boiled (15) | Kill 3 enemies with one pistol clip |
| Host (10) | Complete Mission 1 on Normal |
| Hunted (10) | Complete Mission 6 on Normal |
| Infection (10) | Complete Mission 3 on Normal |
| Lots of Bok-Bok (15) | Beat down 15 enemies |
| Natural Resistance (35) | Complete the game without being killed by an Infected |
| Payback (10) | Complete Mission 8 on Normal |
| Quarantine (10) | Complete Mission 2 on Normal |
| Refuge (10) | Complete Mission 4 on Normal |
| Shell Shocked (200) | Complete the game on Hard |
| SNAFU (15) | Dismember 50 enemies |
| Snoop 'n’ Poop (20) | Complete Mission 8 on Hard |
| Take it Like a Man (40) | Complete a level without dying |
| Trip (10) | Complete Mission 5 on Normal |
| Whiteknight (10) | Complete Mission 10 on Normal |
| Zone and Sweep (20) | Complete Mission 9 on Hard |
