Microsoft Game Studios is a Game company that worked Bungie and 343 Studios(still works with Microsoft); they are the sellers of the Xbox 360 game console. Bungie & 343 Studios made the Halo trilogy as well as the prequels & mid-story games (Halo wars, Halo reach & Halo 3 ODST), 343 Studios is going on to continue to make at least 3 more halo games, Bungie however has moved on to other projects.
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