Really cool. Reminds me of Goon Tower from many years ago, where the levels were made by various different members of the SomethingAwful forums:
http://web.archive.org/web/20130416221448/http://www.goontow...
http://web.archive.org/web/20130416221448/http://www.goontow...
https://knowyourmeme.com/memes/meme-overload/photos
https://danbooru.donmai.us/posts?tags=absolutely_everyone+cr...
https://macrochan.org/search.php?tags=Mememeeting
See also: Goon City, GoonBase, drawball, r/place, yourworldoftext, Greenfield MC,
and Goon Tower was a clone of http://mrwong.de/myhouse