It seems like Xbox is rolling out Xbox Series X server blades over at https://t.co/zJGI7IsdV6 for selected games.

I'm playing the Xbox Series X version of Rainbow Six: Siege on xCloud, proof in the pic below (120 FPS option).

The game feels great and much more responsive. pic.twitter.com/Nn19ooIcDx

— Klobrille (@klobrille) June 22, 2021