| Achievement | How to unlock |
| A Cut Above (15 points) | Defeat 5 enemies with the Knife.
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| A Friend in Need (15 points) | Save partner 10 times when HELP is displayed.
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| All Dressed Up (30 points) | Purchase all available alternative costumes in Bonus Features.
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| Bad Blood (15 points) | Inflict a set amount of damage to your greatest enemy.
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| Badge of Honor (30 points) | Find all the BSAA emblems.
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| Baptism by Fire (15 points) | Defeat 3 Majini at once with a drum or gas tank explosion.
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| Be the Knife (60 points) | Deflect a bow gun arrow with your knife.
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| Bull's-eye (15 points) | Defeat 30 enemies with the Longbow.
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| Cattle Prod (15 points) | Defeat 30 enemies with the Stun rod.
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| Completed Chapter 1 - 1 (15 points) | Complete Chapter 1 - 1 on any difficulty setting.
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| Completed Chapter 1 - 2 (15 points) | Complete Chapter 1 - 2 on any difficulty setting.
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| Completed Chapter 2 - 1 (15 points) | Complete Chapter 2 - 1 on any difficulty setting.
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| Completed Chapter 2 - 2 (15 points) | Complete Chapter 2 - 2 on any difficulty setting.
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| Completed Chapter 2 - 3 (15 points) | Complete Chapter 2 - 3 on any difficulty setting.
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| Completed Chapter 3 - 1 (15 points) | Complete Chapter 3 - 1 on any difficulty setting.
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| Completed Chapter 3 - 2 (15 points) | Complete Chapter 3 - 2 on any difficulty setting.
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| Completed Chapter 3 - 3 (15 points) | Complete Chapter 3 - 3 on any difficulty setting.
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| Completed Chapter 4 - 1 (15 points) | Complete Chapter 4 - 1 on any difficulty setting.
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| Completed Chapter 4 - 2 (15 points) | Complete Chapter 4 - 2 on any difficulty setting.
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| Completed Chapter 5 - 1 (15 points) | Complete Chapter 5 - 1 on any difficulty setting.
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| Completed Chapter 5 - 2 (15 points) | Complete Chapter 5 - 2 on any difficulty setting.
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| Completed Chapter 5 - 3 (15 points) | Complete Chapter 5 - 3 on any difficulty setting.
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| Completed Chapter 6 - 1 (15 points) | Complete Chapter 6 - 1 on any difficulty setting.
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| Completed Chapter 6 - 2 (15 points) | Complete Chapter 6 - 2 on any difficulty setting.
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| Completed Chapter 6 - 3 (15 points) | Complete Chapter 6 - 3 on any difficulty setting.
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| Crowd Control (15 points) | Defeat 30 enemies with the Gatling gun.
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| Drive By (30 points) | Stop an armored truck by taking out the driver.
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| Egg Hunt (15 points) | Find all 4 types of eggs.
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| Egg on Your Face (15 points) | Defeat a Majini with a rotten egg.
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| Exploding Heads (15 points) | Pull off 20 headshots.
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| Fireworks (15 points) | Shoot an enemy Molotov cocktail, dynamite stick, or hand grenade.
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| Get Physical (15 points) | Defeat 20 enemies with physical attacks.
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| Go into the Light (15 points) | Defeat 2 enemies with one flash grenade.
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| Heart Stopper (15 points) | Defeat a Licker by stabbing it in the heart.
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| Lead Aspirin (30 points) | Defeat a Majini with a headshot while it's jumping.
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| Lifeguard (15 points) | Save partner 10 times when DYING is displayed.
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| Masters of Removing (15 points) | Work together to save someone special.
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| Meat Shower (15 points) | Defeat 3 Majini with one grenade or proximity bomb.
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| Recruit (15 points) | Complete all chapters on Amateur.
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| Ride the Lightning (15 points) | Defeat a Majini using the electric current from a transformer.
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| Soldier (15 points) | Complete all chapters on Normal.
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| Stockpile (30 points) | Obtain all available weapons.
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| Stop, Drop, & Roll (15 points) | Defeat 3 Majini at once by setting oil canisters on fire.
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| Take It to the Max (30 points) | Completely upgrade all weapons.
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| The Works (15 points) | Chain the maximum number of combos together in one go.
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| They Belong in a Museum (30 points) | Obtain all treasures in the game.
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| They're ACTION Figures! (30 points) | Collect all the figurines.
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| Veteran (30 points) | Complete all chapters on Veteran.
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| War Hero (70 points) | Complete all chapters on the most difficult setting.
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| Who Do You Trust? (30 points) | Build up a certain level of trust with your partner.
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