Activision has announced that Raven Software is the studio that is developing the Call of Duty 4: Modern Warfare Remastered. Raven Software studio has worked on Call of Duty since Call of Duty: Black Ops; they collaborated with Infinity Ward on Modern Warfare 3 and Call of Duty: Ghosts. Most recently, they are working on Call of Duty Online for China. Activision has also revealed three out of the 10 multiplayer maps that will be available in the MW Remastered’s MP mode: fan favorites Crash, Backlot, and Crossfire are confirmed to be returning. Source - CharlieIntel