Let’s address the elephant in the server room immediately:
These videos use footage from the official game, but the download link leads to a password-protected RAR file (password is usually 123 or www.youtube.com/@fakeposter ). Inside the RAR is not a game, but a .exe that "unlocks" the file. overwatch repack portable
This is a repack of a very old Overwatch 1 Public Test Region (PTR) build from 2020. Hackers have reverse-engineered the server binaries to run a local server on localhost (127.0.0.1). Let’s address the elephant in the server room