| Achievement | How to unlock
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| - Achieve a "Bloodbath" Kill streak.
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| - Complete a mission in co-op mode.
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| - Play through each mission with two different Space Marines.
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| - Complete a mission without using melee.
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| - Earn a gold Aquila in every survival challenge.
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| - Kill 5000 enemies in total.
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| - Get over 50 kills with each weapon type.
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| - Complete a mission without dying.
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| - Find all the collectables.
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| - Unlock all weapons and ability upgrades.
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