Earlier this month, Microsoft announced a new lineup of Xbox Game Pass games in early December, including 12 titles such as Halo: Infinity, One Piece: One Piece 4, and Alien: Fire Squad, all of which have been officially launched.

At the same time, today (December 14), YouTube UP main Xbox on broke the news that XGP added a list of new games in late December, including "Slime", "Mortal Kombat 11" and other works.
The 9 games are:
Ben 10: Power Trip, console, PC, cloud
Broken Time, console, PC, cloud
"Watching Fireman", host, PC, cloud
Slime, console, PC, cloud
Lake, console, PC, cloud
Mortal Kombat 11, console, PC, cloud
"Wang Wang Team Makes a Great Achievement: Saving Adventure Bay", mainframe, PC, cloud
Racing with Ryan, console, PC, cloud
Transformers: Battlefield, console, PC, cloud