| Achievement | How to unlock
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| 4'S COMPANY | Play through an entire chapter with 4 player co-op.
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| BALKAN PARTY | Complete chapter 1.
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| BLANKET PARTY | Perform all grab moves, melee attacks and signature kills.
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| BURMA BREAKOUT | Complete chapter 4.
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| CHALLENGE JUNKIE | Complete all Challenges.
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| DESERT STORM | Complete chapter 2.
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| FLORENCE NIGHTINGALE | Heal 50 times.
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| GUN SAFARI | Use each weapon in the game to kill an enemy.
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| HANDS-ON | Kill 2000 enemies using melee attack or grabs.
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| KILLING MACHINE | Kill 50 enemies in a single combo.
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| KNOCK, KNOCK | Blow the factory gates!
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| MISSION ACCOMPLISHED | Complete the Campaign on Casual difficulty.
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| PEAK PERFORMANCE | Upgrade 1 character completely.
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| PROFESSIONAL WRESTLER | Perform all 4 fully upgraded grab moves.
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| RAINING DOWN FIRE | Take out the weapons train.
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| THE EXTRA MILE | Complete the Campaign on Hardcore difficulty.
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| TIME IS MONEY | Complete a challenge.
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| TOP CLASS CREW | Upgrade all characters and signature weapons.
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| UNDER DURESS | Interrogate the sniper.
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| UNTOUCHABLE | Complete a mission on Hardcore without getting healed.
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| URBAN PACIFICATION | Complete chapter 3.
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