IGN : Battlefield and Call of Duty. One brought giant-scale all-out warfare to the mainstream. The other brought the mainstream to first-person shooters. Call of Duty and Battlefield are both titans of the FPS genre, attached at the hip and endlessly pit against one another, and 2021 sees the two heavyweights going toe-to-toe again, with the launches of Call of Duty: Vanguard and Battlefield 2042 just a couple of weeks apart. Join us as we chart the storied battle Call of Duty and Battlefield as they wade through million-dollar lawsuits, high-profile terminations, last-minute developer changes and bug-riddled launches.