Legacy. Call of Duty 4: Modern Warfare spawned two sequels: Modern Warfare 2 and Modern Warfare 3, which were released in 2009 and 2011, respectively. A remastered version of Modern Warfare, titled Call of Duty: Modern Warfare Remastered, was developed by Raven Software.

Modern Warfare is a sub-series of the Call of Duty franchise from Activision. Modern Warfare was created by Infinity Ward, and currently consists of six games: Call of Duty 4: Modern Warfare. Call of Duty: Modern Warfare 2.