Put Guardians in MCC next year?

Games Halo 5: Guardians
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Dear Dev team and community:

Since we are about to have HALO 4 in MCC PC next week, is it possible to have Guardians on PC next year? Make it another DLC of the MCC of a standalone game on Steam? Looking forward to your reply (or surprise).

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Feel free to use this topic for discussion on adding Halo 5 to PC.