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Call of Duty MW3 multiplayer is here, but the Sledgehammer Games FPS is struggling to find its footing at launch, being met by 'mostly negative' Steam reviews and a somewhat underwhelming peak player count for Activision's Call of Duty HQ, which was introduced in 2022 and incorporates Modern Warfare 3, last year's MW2, and Warzone 2 into one package on the Valve platform.
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