The exact origin of this shout is hard to pin down, since run that shit back is a common trash-talk line in gaming lobbies and pickup basketball long before it became a soundboard staple. Short reaction clips like this one spread through meme pages and highlight edits, where a single hype line can turn an ordinary play into a replay-worthy moment. It is still used today in stream highlights and sports edits, much like another hype exclamation, because the phrase does the celebrating on its own.