Call of Duty: Black Ops is a first - person shooter video game, developed by Treyarch and published by Activision. It was released worldwide on November 9, 2010 for Microsoft Windows, the PlayStation 3, Xbox 360, and Wii, with a separate version for Nintendo DS developed by n - Space. It is the seventh title in the Call of Duty series and the third to be developed by Treyarch. It serves as the sequel to Call of Duty: World at War.
when did the first black ops come out
November 9, 2010