Halo: The Master Chief Collectionhas become the definitive way to play most of theHalofranchise, it collecting practically every release into one package. In celebration ofHaloand Xbox’s 20th Anniversary, 343 Industries is releasing a swarm of exclusive content drawing on the history of both properties.

The celebrations forHaloand Xbox have been in full swing for months now, with a host of different promotions and collaborations offering special products and merchandise. Most notably is thelimited editionHalo InfiniteXbox Series X consolethat looks like a piece of Forerunner technology, accented with gold and intricate linework. Beyond justHalo, Xbox released a new line of merchandise that officially celebrates the 20th anniversary of both properties, one featuring a number 20 but with a silohuette of Master Chief in the 0. Xbox has also been reveling in its history, changing its website to different themes representing its older consoles, and even partnering with Adidas to release console-themed shoes.

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343 Industries has revealed the 20th Anniversary content that is coming toHalo: The Master Chief Collectionover the next two months. The news comes from a newHaloblog post written by Andy Salisbury, Community Communications Manager at 343 Industries, explaining,“Halo: The Master Chief Collectionhas become our living legacy; celebrating the originalHalotitles that have led us to this moment as we prepare to welcome the next generation of the franchise withHalo Infinite.“Player customization is a big part of theHaloexperience, and in celebration of 20 years ofHalo, 343 Industries is adding new Armor Sets, weapon skins, Back Accessories, and Nameplates that can be earned in the Exchange center.

With today’s update comes the Orion Armor forHalo 2: Anniversarymultiplayer, a set that is based on Master Chief’s appearance duringHalo’s original 1999 preview.Halo 3across the board sees the most new customization options including Duke Controller shoulder pads, “The Beast” original Xbox back accessory, and the Mirage Armor Set, the first time the armor will appear offically in anyHalotitle. Additionally, the “OGX” weapon skin will transformHalo 3’s iconic weaponry into embodiments of the original Xbox, giving them black, white, and green makeovers. New items will come to the Exchange every week through to Janurary 5.

This update forHalo: The Master Chief Collectionis special in so many ways, and truthfully unexpected, consideringhow closeHalo Infiniteis to releasing. Seeing the original Orion Armor brought to life in an official capacity is something Halo fans have thought about for years. Furthermore, it is fitting to give so many nods to the original Xbox in the armor, as if not for that beast of a console,Halowould not be what it is today. Fans may have to force themselves to stop playingHalo Infiniteto get those December content drops.

Halo: The Master Chief Collectionis available on PC, Xbox One, and Xbox Series X/S.