Ubisoft+ is coming to Xbox in the “future”. Rainbow Six Extraction launches day one, January 20, on Xbox Game Pass. Rainbow Six Siege is joining PC Game Pass on January 20.

source https://gadgets.ndtv.com/games/news/ubisoft-plus-xbox-game-pass-pc-rainbow-six-extraction-release-date-day-one-launch-2691953#rss-gadgets-all