Call of Duty: Warzone is a free-to-play battle royale video game released on March 10, 2020, for PlayStation 4, Windows, and Xbox One. The game is a part of 2019’s Call of Duty: Modern Warfare and is connected to 2020’s Call of Duty: Black Ops: Cold War and 2021’s Call of Duty: Vanguard, but does not require purchase of any of the aforementioned titles, and was introduced during Season 2 of Modern Warfare content. Warzone was developed by Infinity Ward and Raven Software (the latter later credited as the sole developer following the integration of Cold War’s content) and published by Activision. Warzone allows online multiplayer combat among 150 players, although some limited-time game modes support 200 players. The game features both cross-platform play and cross-platform progression between the three aforementioned titles.