How to Play the Co-Op Campaign in Call of Duty: Black Ops

Call of Duty: Black Ops is a first-person shooter video game that simulates warfare. The game can be played in several modes, including single-player and cooperative. The two visible cooperative modes include "Zombies" and "Combat Training." A hidden cooperative mode called "Dead Ops" was built into the game as a hidden mission and can be accessed at the main menu. The "Dead Ops" co-op mission can be played by up to four people.

Things You'll Need

• Game controller with press trigger

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Instructions

1. • 1

     Go to the main menu.

   • 2

     Press the triggers on your game controller in an alternating motion to break free. Your character will be restrained in a chair.

   • 3

     Access the corner terminal in the room. Enter "DOA" to unlock the hidden co-op campaign.