Halo: The Master Chief Collection Content Updates (2019-2021)
From Halopedia, the Halo wiki
This page lists all of the content updates released for Halo: The Master Chief Collection following the release of Halo: Reach into the collection and the collection's launch on PC platforms in December 2019. As this release coincided with the beginning of the Season system and the beginning of Season 1: Noble, full patch notes are listed on each season's page, with relevant links in the table below.
For a full list of all updates released for the collection, see here. For a list and patch notes of those released during the initial launch run of 2014-2015 and the "#FixMCC" project in 2018-2019, see here and here, respectively.