Call of Duty is a first-person and third-person shooter video game franchise. The series began on the PC, and later expanded to consoles and handhelds. Several spin-off games have also been released. The earlier games in the series are set primarily in World War II, including Call of Duty, Call of Duty 2, and Call of Duty 3. Beginning with Call of Duty 4: Modern Warfare, which is set in modern times, the series has shifted focus away from World War II.
Call of Duty (Black Ops) is about secret missions of the Cold War. It is created by Treyarch and published by Activision. Infinity Ward was the publisher of most of the games. Treyarch has also developed some games. CoD games are played on Gamecube, Xbox, PlayStation, PlayStation 2, PlayStation 3, PlayStation Vita, PlayStation 4, Xbox 360, Xbox One, PC, Nintendo Wii, and the Nintendo DS. There is the use of blood, violence and strong language hence these are for teens or mature age group.
There is the use of various kinds of engines in the games including id Tech 3, the Treyarch NGL, and the IW engine. With the launch of the studios’ games, Sledgehammer Games also make several of the titles changing with one other. “Gray Matter Interactive, Nokia, Exakt Entertainment, Spark Unlimited, Amaze Entertainment, n-Space, Aspyr, Rebellion Developments, Ideaworks Game Studio, and nStigate Games” have also developed some of the games. There are some other products too. There is a line of action figures designed by Plan-B Toys. A card game is produced by Upper Deck Company. There are Mega Bloks sets which are designed by Mega Brands. WildStorm Productions is the publisher of a comic book mini-series.
In February 2016, there was the total sale of 250 million copies of the Call of Duty series across the world. Call of Duty games crossed the figure of US$15 billion regarding its sales. On November 3, 2017, there will be the release of Call of Duty (World War II) and is about the middle of 20th century. Activision has announced the details about Call of Duty (World War II). There will be the release of 4 DLC Packs in 2018. In each of DLC pack, there will be new MP Maps, new chapters of the World War II Zombies experience and new War missions.