The next Call of Duty game will be the “definitive Modern Warfare” title, developer Infinity Ward has said. The studio said it had started a “new chapter” with two new studio heads and teased the next Call of Duty game, which is rumoured to be Modern Warfare 4.​The next Call of Duty game will be the “definitive Modern Warfare” title, developer Infinity Ward has said. The studio said it had started a “new chapter” with two new studio heads and teased the next Call of Duty game, which is rumoured to be Modern Warfare 4.  ​ gaming