With proton it runs like a charm for those who have Linux also!
Everyone working on Ultrakill is fucking amazing. You got a mix of trans artists who got into work with Ultrakill through gay hentai they drew of the game, a voice actor who posts memes on YT, and the main dev (Hakita, featured here) is a bi anti capitalist icon.
Commenting so I can follow thread, I have been using 1337 for a good few years and has no idea it got into the bad books.