| Achievement | How to unlock
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| - Get 75 headshots with ARs.
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| - Get 50 kills in Hero Mode.
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- Having the time of your Death
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- I said drop and give me 20!
| - Attain the rank SGT (rank 20).
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| - Kill 2500 Xanthids in hero mode.
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| - Buy from the Hero Mode shop.
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- Some disassembly required
| - Destroy a turret in Hero mode.
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- They came from outer space!
| - Kill a Xanthid in Hero Mode.
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| - Reach 10 hours in Xanthid modes.
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| - Destroy an Alien Controller in Hero mode.
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