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