Call of Duty: Black Ops III - Reaches Sales Milestone

'Black Ops III' becomes the best-selling game of 2015.

The release of "Call of Duty: Black Ops III" has been a huge success for Activision Blizzard. The game sold more than $550 million worth of copies in its first three days of release, making it the best-selling game of 2015.

The game was developed by Treyarch and Raven Software and was released on November 6, 2015. It is a first-person shooter game that takes place in a near-future world. The game features three different modes: Campaign, Multiplayer, and Zombies.

The Campaign mode tells the story of a group of soldiers who are sent to fight against a terrorist organization. The Multiplayer mode allows players to compete against each other online. The Zombies mode is a cooperative mode in which players fight against waves of zombies.

"Call of Duty: Black Ops III" has been praised for its graphics, gameplay, and story. It has been nominated for several awards, including Game of the Year at the 2015 Golden Joystick Awards.