| Achievement | How to unlock
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|---|
| Beat Easy (2 points) | Win each of the easy levels.
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| Beat Hard (15 points) | Beat 10 Hard levels.
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| Beat Medium (10 points) | Beat 10 Medium levels.
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| Blue Thunder (5 points) | Upgrade a Laser Tower to Level 7.
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| Close Call (5 points) | Score a x50 Multiplier Bonus from any Creep.
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| Easy Owned (10 points) | Beat every easy level without losing a life on any.
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| Easy Start (1 point) | Beat any of the easy levels.
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| Flux Vortex (5 points) | Upgrade a Vortex Tower to Level 7.
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| Green Machine (5 points) | Upgrade a Blaster Tower to level 7.
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| Hard Owned (85 points) | Beat 10 Hard levels without losing a single life!.
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| Hard Start (7 points) | Beat any hard level.
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| Medium Owned (30 points) | Beat 10 Medium level without losing a single life!.
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| Medium Start (5 points) | Win any of the medium levels.
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| Red Menace (5 points) | Upgrade a Missile Tower to Level 7.
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| Shocking And Awe (5 points) | Upgrade a Shock Tower to Level 7.
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| Turret Happy (5 points) | Place one of each Turret on a level that supports all five Turrets.
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