| Achievement | How to unlock
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|---|
| Assault Flags ( 10 points ) | Single Player: Collect all of the Flags scattered throughout the game.
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| Escapist ( 20 points ) | Zone Battle: Defeat all spaceships in Areas 29 & 30: Medium or Hard difficulty in one session.
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| Fearless ( 20 points ) | Single Player: Complete 3 sequential areas on foot: Medium or Hard difficulty in one session.
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| Heroes Campaign ( 30 points ) | Co-Op Campaign: Complete all areas on Hard difficulty with the help of a friend.
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| Hot-wired ( 10 points ) | Single Player: Capture all 3 hijackable vehicles at least once.
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| Ice Cold ( 10 points ) | Single Player: Freeze 50% of infantry in any Zone: Medium or Hard difficulty in one session.
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| Moby Dick ( 10 points ) | Single Player: Destroy the Mecha Orca.
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| Pyromaniac ( 10 points ) | Single Player: Burn 50% of infantry in any Zone: Medium or Hard difficulty in one session.
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| Smoothie Heroes ( 20 points ) | Co-op Campaign: Kill 100 infantry, one player freezes & the other shatters, on Hard in one session.
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| Underground Hunters ( 20 points ) | Co-Op Campaign: Finish all underground areas with the help of a friend: Medium or Hard difficulty.
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| Wonder twins ( 20 points ) | Zone Battle: Use all 4 Co-Op attacks, kill 10 units with each: Medium or Hard in one session.
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| Zoned Out ( 20 points ) | Zone Battle: Complete 6 Zones, each with the help of a different Xbox Live enabled friend.
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