So, just tossing this out there but this is in pretty much the exact same format as the Mortal Kombat 11 email leak, which is also a WB game and was 100% real. Language is pretty similar too.
https://www.thenerdmag.com/rumor-mortal-kombat-11-box-art-leaked-sonya/
https://www.thenerdmag.com/rumor-mortal-kombat-11-box-art-leaked-sonya/