| Achievement | How to unlock
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|---|
| Chop Shop (25 points) | Destroy 15 vehicles.
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| Drop The Ball (50 points) | Defeat the German Commander Boss.
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| For Whom The Bell Tolls (25 points) | Kill a German soldier by dropping the churchbell on top of him in the "Killing Fields" level.
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| German Hunter (50 points) | Kill 200 German soldiers.
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| Guillotine Master (50 points) | Kill 75 enemies with headshots.
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| Homerun (50 points) | Survive the Raid using only the baseball bat.
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| I Really Don't Like Zombies (75 points) | Kill 500 zombies.
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| Killing Spree (50 points) | Kill 200 zombies.
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| Mindblowing (75 points) | Consecutively kill 20 units with headshots.
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| No Loitering! (25 points) | Simultaneously kill 5 enemies with the rocket launcher.
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| Quick Draw (50 points) | Finish the Thugtown level, using only the pistol.
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| Sweet Tooth (50 points) | Eat 50 cannoli.
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| Swinging Balls (50 points) | Kill 5 ball-and-chain zombies in mid air.
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| Tanks A Lot (75 points) | Defeat the Tank boss.
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| The Last Don (100 points) | Defeat the end boss.
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| The Widowmaker (25 points) | Defeat the U-boat.
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| Timber (50 points) | Kill 100 enemies with the chainsaw.
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| Undead Hunter (25 points) | Kill 100 zombies.
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| When Blood Hits The Fan (50 points) | Have 20 enemies killed by propelling airvents in the "Secret Base" level.
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| Wiseguy Whacker (50 points) | Kill 150 Mafiosi.
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