Halo The Master Chief Collection Official Halo 3 ODST 15th Anniversary Trailer

Check out this 15th Anniversary trailer for Halo 3: ODST, a first-person shooter developed by Bungie. 15 years ago, players dropped feet first into hell as Rookies, on a mission to find Alpha-Nine. Hidden truths were uncovered and the efforts of the player-base shifted the tides of the war forever.