Call Of Duty: Black Ops is the next installment of the popular series of First Person Shooters, Call of Duty (known also as the CoD). The game has been developed by Treyarch, and released by Activision in 2010. In the game, players will take control over a highly trained elite soldier. During the adventure, the player will complete nearly impossible missions in various locations all over the world. The single-player campaign has always been one of the best features in every CoD game and Black Ops is no exception. Storyline The action of the game takes place during the Cold War, and the Vietnam War. The plot is spread between 1961, and 1968 and it tells the story of secret operations carried out behind enemy lines. The main protagonist of CoD: BO is Alex Mason, a former U.S. Marine Force Recon Captain. The United States and the Soviet Union are on the brink of war. CIA believes that Mason has some information about an experimental weapon possessed by Russians, known as 'Nova-6'. During