This is typically a "release group" tag. Release groups are the teams that encode and upload the file to the internet.
If you're curious about the technical string in that title, here is what each part represents: The year the movie was released. 720p Sonic.the.Hedgehog.2.2022.720p.WEBRip[CM].mp4
This sequel to the 2020 hit brings more of the SEGA universe to the big screen. After settling in Green Hills, Sonic is eager to prove he has what it takes to be a true hero. This is typically a "release group" tag