Hacker

Story Mode Completed

Finish Level 10 Successfully

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Butcher

Destroy 500 enemies

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Slayer

Destroy 2500 enemies

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Mass Murderer

Destroy 10000 enemies

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Berserker

Destroy 50 enemies in less than 1 second

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Two Birds One Stone

Destroy 15 or more enemies with a single explosion

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Chain Reaction

Drop a Decoy and a Turret in less than 1 second

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Bomber

Destroy 1000 enemies with the bomb launcher weapon

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By a Hair's Breadth

Finish a wave with 1 or less seconds left

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Sniper

Destroy 1000 enemies using the laser weapon

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Bullfighter

Destroy 100 Bull enemies

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Slippery

Stay hidden for more than 15 seconds in a single level

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Live in the Shadows

Stay hidden for a total of 10 minutes

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Bullet Time

Destroy 10 enemies with the time stopped or slowed down in one go

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Shield Breaker

Destroy 100 Shield bearer enemies

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Finished Level 1

Finish Level 1 Successfully

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Finished Level 2

Finish Level 2 Successfully

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Finished Level 3

Finish Level 3 Successfully

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Finished Level 4

Finish Level 4 Successfully

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Finished Level 5

Finish Level 5 Successfully

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Finished Level 6

Finish Level 6 Successfully

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Finished Level 7

Finish Level 7 Successfully

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Finished Level 8

Finish Level 8 Successfully

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Finished Level 9

Finish Level 9 Successfully

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Finished Story Mode

Finish Level 10 Successfully

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