Overwhelming Infection

Fail to survive.

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Take Down the Horde

Complete Onslaught Mode on any difficulty.

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Easy Peasy

Clear a Campaign Scenario on Easy Difficulty or higher.

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A Walk in the Park

Clear a Campaign Scenario on Normal Difficulty or higher.

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Brutal Biohazard

Clear a Campaign Scenario on Biohazard Difficulty or higher.

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The Nightmare Rages

Clear a Campaign Scenario on Nightmare Difficulty or higher.

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Aim for the Head!

Defeat a Zombie.

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They're Hunting You...

Defeat a Reptile.

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