This refers to the video compression standard used. It’s a very common format that works on almost any modern device.
This is the name of the "release group" that encoded and uploaded the file. Season 3 Episode 1: "Lazarus" Watch Titans S03E01 WEBRip x264-ION10 1
You can purchase individual episodes or full seasons on platforms like Amazon Prime Video, Apple TV , and Google TV. Decoding the File Name This refers to the video compression standard used