How to unlock: Play the Zombie Survival Quiz and get the outcome of: Zombie Fodder. Reward..

How to unlock: Play the Zombie Survival Quiz and get the outcome of: Zombie Fodder. Reward..

How to unlock: Play the Zombie Survival Quiz and get the outcome of: Zombie Friend. Reward..

How to unlock: Play the Zombie Survival Quiz and get the outcome of: Zombie Friend. Reward..

How to unlock: Play the Zombie Survival Quiz and get the outcome of: Zombie Slayer. Reward..

How to unlock: Play the Zombie Survival Quiz and get the outcome of: Zombie Slayer. Reward..

How to unlock: Play the Zombie Survival Quiz and get the outcome of: Zombie Survivor. Rewa..

How to unlock: Play the Zombie Survival Quiz and get the outcome of: Zombie Survivor. Rewa..

How to unlock: Code sent out via a PlayStation promotion e-mail. Reward Space/Game/Item: W..

How to unlock: Complete all 3 waves. Reward Space/Game/Item: Central Plaza Found in: ..

How to unlock: Pre-order Dead Island from within Home. Reward Space/Game/Item: Central Pla..

How to unlock: Complete all 10 challenges. Reward Space/Game/Item: Central Plaza Foun..

How to unlock: Complete the 'A For Style' challenge. Reward Space/Game/Item: Central Plaza..