| Achievement | How to unlock | Points
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| - Cover 1000 meters while using the Speed Demon ability (lifetime)
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| - Kill 20 enemies with Jetpack explosions.
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| - Blow up 10 Armored Sky Vans.
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| - Break 300 armored agents' armor.
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| - Kill a boss in less than 45 seconds of their arrival.
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| - Have 2000 Lunch Money saved up.
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| - Use the Weapon Specialist active ability to kill five enemies in one use.
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| - Complete a level without jumping.
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| - Downshoot 999 times (lifetime)
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- Extraterrestrial Exchange
| - Sell an item for Lunch Money.
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| - Extract with less than 20% health and no lives left.
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| - Achieve a stack of four aliens and one agent.
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| - Stay in a level for ten minutes.
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| - Regenerate 1000 health of yourself or friends as the Medic (lifetime)
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| - Survive a Beambot Swarm level.
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| - Take a total of 15,000 damage (lifetime)
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| - Get ten kills in four seconds.
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| - Defeat all bosses on Insane difficulty.
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| - Complete five waves in a bonus level.
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| - Deflect 50 shots in a single level.
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| - Complete a mission without dying.
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| - Complete a level without taking more than 30 damage.
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| - Complete a mission without reaching any hideouts.
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| - Gain over 220 Lunch Money in a single level.
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- More Where That Came From
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| - Complete a streak of ten successful objectives.
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| - Deflect 10,000 damage total.
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| - Gain over 110 Lunch Money in a single level.
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| - Kill ten enemies with your Sky Ranger jetpack ability (lifetime)
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| - Stay on a Bulldogzer for ten seconds.
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| - Reach five hideouts total.
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| - Roll through 500 bullets.
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| - Reach an enemy HQ from row 1 within 18 minutes (in-level time)
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| - Use your mutation ability 100 times.
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| - Ride a Surf Missile for 15 seconds.
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- There Has to be a Way to do This
| - Do not intentionally move your alien for the first 30 seconds + successfully finish a regular level.
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| - Pop out of the ground under two or more enemies.
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- Toddler Mutant Progression Hurdles
| - Unlock your first alternate Mutation.
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| - Complete a mission with more than eight city blocks destroyed.
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| - Complete a level with over 300 kills.
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| - Ride on top of every enemy type possible.
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| - Complete 1 level using Show Off.
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