How to Unlock the secret "Dead Ops Arcade" mini-game in Call of Duty: Black Ops (PS3)

Learn how to unlock the Dead Ops Arcade (DOA) mini-game in the single-player campaign mode of Call of Duty: Black Ops for the Sony PlayStation 3.

Call of Duty 7 (COD: BO) is the seventh installment in Activision's popular Call of Duty series of military-themed first-person shooter video games and the first to be set during the Cold War. COD7 is available for the PC, Xbox 360, PlayStation 3 (PS3) and Nintendo Wii.

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