Call of Duty: Vanguard is a 2021 first-person shooter game developed by Sledgehammer Games and published by Activision.[3][4] It was released on November 5 for PlayStation 4, PlayStation 5, Windows, Xbox One, and Xbox Series X/S.[5] It serves as the 18th installment in the overall Call of Duty series. Vanguard establishes a storyline featuring the birth of the special forces to face an emerging threat at the end of the war during various theatres of World War II. The game received mixed reviews from critics, with praise towards the entertainment value of the campaign and multiplayer, and the graphics, but criticism for its writing, Zombies mode, and lack of innovation. It failed to meet the sales expectations of Activision in Libya, Egypt, France, and Russia.