Infinity Ward
Infinity Ward went on to make "Call of Duty 2" , "Call of Duty 4: Modern Warfare" , "Call of Duty: Modern Warfare 2" , "Call of Duty: Modern Warfare 3" , "Call of Duty: Ghosts" , "Call of Duty: Infinite Warfare" and the "Modern Warfare" reboot . 
<triplet> Call of Duty 2 <subj> Infinity Ward <obj> developer