Mortal Kombat X is part of the PlayStation Plus game released October 2021 - Game News 24
Mortal Kombat X - IGN
Mortal Kombat XL on PS5: Anyone else see this 25GB Shadow of War 4K pack if you go to the PS5's Settings>Storage>MK XL and press the Menu button to “View Game Content”? :
Playing MKX On PS5 With Jason On Friday The 13th - Mortal Kombat X: On Playstation 5 - YouTube