https://wccftech.com/halo-2-anniversary-pc/ > Halo 2 Anniversary PC has now been made available as part of Halo: The Master Chief Collection and with it comes a major update for the collection across both PC and Xbox One. > As of today, Halo 2 and Halo 2 Anniversary have joined The Master Chief Collection on PC and are available for download through the Microsoft Store and Steam. The popular shooter is also available as part of the Xbox Game Pass.