| Achievement | How to unlock
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| - Win each of the easy levels.
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| - Upgrade a Laser Tower to Level 7.
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| - Score a x50 Multiplier Bonus from any Creep.
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| - Beat every easy level without losing a life on any.
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| - Beat any of the easy levels.
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| - Upgrade a Vortex Tower to Level 7.
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| - Upgrade a Blaster Tower to level 7.
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| - Beat 10 Hard levels without losing a single life!.
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| - Beat 10 Medium level without losing a single life!.
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| - Win any of the medium levels.
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| - 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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| - Place one of each Turret on a level that supports all five Turrets.
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