Modern Warfare II introduces several design improvements and changes to the series gameplay, such as advanced AI systems in the campaign and co-op modes, water physics, swimming mechanics, and an overhauled vehicle system. It was a commercial success and broke several records for the series, including becoming the fastest Call of Duty game to generate US$1 billion in revenue. Modern Warfare II received generally favorable reviews from critics. Powered by a new version of the IW engine, Modern Warfare II continues to support cross-platform multiplayer and also features a free-to-play battle royale mode, Warzone 2.0, a follow-up to the original Warzone. The campaign follows multi-national special operations unit Task Force 141 and Mexican Special Forces unit Los Vaqueros as they attempt to track down Iranian Quds Force Major and terrorist Hassan Zyani, who is in possession of American-made ballistic missiles. Like its predecessor, the game takes place in a realistic and modern setting. It was released on October 28, 2022, for the PlayStation 4, PlayStation 5, Windows, Xbox One, and Xbox Series X/S. It is a sequel to the 2019 reboot, and serves as the nineteenth installment in the overall Call of Duty series. Call of Duty: Modern Warfare II is a 2022 first-person shooter game developed by Infinity Ward and published by Activision.

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