/r/antimeme: Anti Memes - Upvote some of the things! - Anti Memes only. - October 18, 2021 - 22:23
/r/shittyreactiongifs: shittyreactiongifs - Every reaction gif is shitty if it's on reddit. - March 2, 2021 - 22:07
/r/gifs: .gifs - funny, animated gifs for your viewing pleasure - Funny, animated GIFs: Your favorite computer file type! Officially pronounced with a hard "J" - March 2, 2021 - 14:57