Four Halo Xbox One Backwards Compatible Games Out Now With Free DLC
https://www.gamespot.com/articles/four-halo-xbox-one-backwards-compatible-games-out-/1100-6453502/
>Picking up a copy of Halo: The Master Chief Collection is no longer the only way to a handful of Halo games on Xbox One. Microsoft has added four more games to the backwards compatibility library, all of them Xbox 360 entries in the Halo series.