Call of Duty: Black Ops

Call of Duty: Black Ops is a 2010 first person shooter video game developed by Treyarch and published by Activision for release on November 9, 2010. Officially announced on April 30, 2010, the game is the seventh installment of the Call of Duty series and the third game in the series to be developed by Treyarch. It was initially only available for pre-order on PC, Xbox 360, and PlayStation 3; however, Activison has since confirmed that it will also be released for the Nintendo Wii as well as the Nintendo DS.

Call of Duty: World At War

Call of Duty: World at War developed by Treyarch is the fifth installment of the main series, and returns to the World War II setting of earlier titles. On June 9, 2008, it was confirmed that the game would be titled Call of Duty: World at War and would be set in the Pacific theater and Eastern front of World War II. The game uses the same proprietary game engine as Call of Duty 4. Call of Duty: World at War was released for the PC, PS3, Wii, Xbox 360 consoles and the Nintendo DS handheld in North America on November 11, 2008, and November 14, 2008 in Europe. As of June 2009, Call of Duty: World at War has sold over 11 million copies

Call of Duty: Modern Warfare 3

Call of Duty: Modern Warfare 3 is slated to be released in 2011. It will be the eighth entry in the Call of Duty franchise. It has been hampered with legal trouble between publisher Activision and the former co-executives of developer Infinity Ward, delaying pre-production although Infinity Ward has been trying to hire new employees to work on Modern Warfare 3. The game is rumoured to be set during the Vietnam War.

Call of Duty :Modern Warfare 2

Call of Duty: Modern Warfare 2 is the sixth installment of the main series. It was developed by Infinity Ward and published by Activision. Activision Blizzard officially announced Modern Warfare 2 on February 11, 2009. The game was released worldwide on November 10, 2009, for the Xbox 360, PlayStation 3 and Microsoft Windows. A Nintendo DS iteration of the game, titled Call of Duty: Modern Warfare: Mobilized, was released alongside the game and the Wii port of Call of Duty : Modern Warfare. Modern Warfare 2 is the direct sequel to Call of Duty 4 and continues the same storyline, taking place five years after the first game and featuring several returning characters including Captain Price and "Soap" MacTavish

Call of Duty 4: Modern Warfare

Call of Duty 4: Modern Warfare is the fourth installment of the main series, and was developed by Infinity Ward. It is the first game in the series not to be set during World War II, as well as the first to receive a Mature rating from the ESRB (except for the Nintendo DS version, which was rated Teen). The game was released for Microsoft Windows, Nintendo DS, PlayStation 3, and Xbox 360 on November 7, 2007. Download and retail versions for Mac OS X were released by Aspyr in September 2008. As of May 2009, Call of Duty 4: Modern Warfare has sold over 13 million copies.

A Wii port of the game, titled Call of Duty: Modern Warfare: Reflex, handled by Treyarch, was released on November 10, 2009, alongside Call of Duty: Modern Warfare 2 and Call of Duty: Modern Warfare: Mobilized

Call of Duty 3

Call of Duty 3 is a World War II first person shooter and the third installment in the Call of Duty video game series. Released on November 7, 2006, the game was developed by Treyarch, and was the first major installment in the Call of Duty series not to be developed by Infinity Ward. It was released on the PlayStation 2, PlayStation 3, Wii, Xbox, and Xbox 360. Call of Duty 3 follows the American, Canadian, British, French Resistance and Polish armies after D-day in the Falaise Gap.

Call of Duty 2

Call of Duty 2 is a first person shooter video game and sequel to the critically acclaimed game Call of Duty. It was developed by Infinity Ward and published by Activision. The game is set during World War II and is experienced through the perspectives of soldiers in the Red Army, British Army and United States Army. It was released on October 25, 2005 for PC, June 13, 2006 for Mac OS X and November 15, 2005 for the Xbox 360. Other versions were made for mobile phones, Pocket PCs, and Smartphones.