Call of Duty: Modern Warfare 3 (abbreviated as Call of Duty: MW3, CoD: MW3 or simply MW3) is a first-person shooter video game, developed by Infinity Ward and Sledgehammer Games, with Raven Software having assisted in development. It is the third installment in the Modern Warfare series, a direct sequel to 2009's Call of Duty: Modern Warfare 2, and the eighth Call of Duty installment. ©Wikipedia