This content requires the base game Call of Duty: Modern Warfare 2 on Steam in order to play.
This is a MAC OS version of a game.
The Modern Warfare 2 Stimulus Package delivers additional action-packed multiplayer maps, including brand-new battlegrounds and legendary fan-favorites from Call of Duty 4: Modern Warfare.
About the base game:
The most-anticipated game of the year and the sequel to the best-selling first-person action game of all time, Modern Warfare 2 continues the gripping and heart-racing action as players face off against a new threat dedicated to bringing the world to the brink of collapse.