Call of Duty: Black Ops, officially announced on April 30, 2010, is a first person shooter video game developed by Treyarch. The game was published by Activision and was released on November 9, 2010 for PC, PlayStation 3, Xbox 360 and Nintendo Wii. Even though the U.S. release date for Call of Duty: Black Ops was set for November, the game was available for pre-order at the $59.99 price point.http://www.callofduty.com/buy

Call of Duty: Black Ops concentrates on a different type of soldiers, the "Black Ops." The soldiers are specially trained to be placed behind enemy lines.The game uses the IW engine and focuses more on the Single Player Mode - a mode which unfolds a unique story seen through the eyes of two main characters. In Call of Duty: Black Ops players are able to access an Online Multiplayer Mode and a Co-Op Mode for up to four players.http://www.ausgamers.com/features/read/2906900

The usage of different vehicles, including helicopters boosts the gameplay as well as the wide range of weapons and ammunition available in the game. When the official trailer was released, players were able to see some of these weapons, which included a crossbow with a scope. With dedicated servers to sustain the Multiplayer Mode for the PC version, various locations to be explored (including Vietnam) and Reznov returning from Call of Duty: World at War, Call of Duty: Black Ops expands on the entire Call of Duty experience.http://www.ausgamers.com/features/read/2906900

There are links on this page that lead to websites which feature full lists of cheats for Call of Duty: Black Ops. There are several cheats available for the game such as unlocking game modes and displaying all in-game commands and files. Codes are entered at the in-game computer terminal accessed from the main menu. There you can unlock the different game modes such as the Zombie maps, Dead Ops Arcade and Zork by typing in the code "3ARC UNLOCK".http://www.cheatcc.com/xbox360/callofdutyblackopscheatscodes.html