Call of Duty: Black Ops III is a 2015 first-person shooter video game, developed by Treyarch and published by Activision.It is the twelfth entry in the Call of Duty series and the sequel to the 2012 video game Call of Duty: Black Ops II.It was released on Microsoft Windows, PlayStation 4, and Xbox One on November 6, 2015. A feature-limited version developed by Beenox and Mercenary Technology. Nov 16, 2015 · Introduction. Hello everybody and welcome to my FAQ/Walkthrough for the highly anticipated Call of Duty: Black Ops 3. Although not many people play the campaign, its one of the things I'm most excited about in a Call of Duty and this year is no exception.