Halo 3: ODST Firefight Teaser

The Halo 3: ODST Firefight Teaser is a trailer released on June 10, 2020, announcing the inclusion of Halo 3: ODST's Firefight mode into Halo: The Master Chief Collection. With the initial launch of Halo 3: ODST within the collection in 2015, only the game's campaign was available to play, with the Firefight mode later included as part of the release of ODST on PC platforms and the start of Series 3: Recon in September 2020.

Transcript
''The trailer starts with the same cutscene as that when launching the original game. However, the original text is replaced with;''

The trailer then shows a short montage of Firefight gameplay recorded on the Xbox 360 release of ODST on maps Lost Platoon, Windward and Alpha Site followed by the Halo 3: ODST keyart.