Halls of Torment: Prelude - Old Diablo, New Survivors
I played this game for hours and didn't even notice. That's a quality that usually indicative of both 'good times' and 'fun times.' Given my penchant for those things as well as an appreciation for Vampire Survivors and classic Diablo games, this clearly was created for me. But since my demographics are all old people like me, it's probably for you too if you're reading this.
Full Preview: https://steamcommunity.com/id/endyo/recommended/2316660