Infected
Codes
Unlock the $1 Avatar
Go to the Customize Officer screen and scroll to the $1 avatar. Hold R and spin him fully around twice, and then stop when he is facing away from you. Then press Triangle, X, Triangle, X, Triangle, Circle. A message will pop up saying "Winner Unlocked!" and kick you back to the main menu. Go back to Customize and buy the avatar.
Code Effect Hold R and spin the $1 avatar twice, stopping at his back. Press Triangle, X, Triangle, X, Triangle, Circle. $1 Avatar Unlocked Contributed By: Malpractice_MD.
Unlockables
Unlocking Slipknot and Chimaira
Unlockable How to Unlock Chimaira Mission 29: Kill one zombie by the chimaira sign. Slipknot 0 Mission 5: Kill one zombie by the slipknot sign. Slipknot 1 Mission 7: Kill one zombie by the slipknot sign. Slipknot 2 Mission 10: Kill one zombie by the slipknot sign. Slipknot 3 Mission 13: Kill one zombie by the slipknot sign. Slipknot 4 Mission 16: Kill one zombie by the slipknot sign. Slipknot 5 Mission 20: Kill one zombie by the slipknot sign. Slipknot 6 Mission 23: Kill one zombie by the slipknot sign. Slipknot 7 Mission 26: Kill one zombie by the slipknot sign. Slipknot 8 Mission 31: Kill one zombie by the slipknot sign. Contributed By: datura333.
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Infected Resources
GameSpot
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