For me it's probably Jazzpunk, but I liked Disco Elysium too. I've been looking for something to scratch that "Jazzpunk surrealist comedy itch" for a while and not many games have come even close.
For me its gotta be Donut County. I was baked out of my mind and my best friend was like "Dude you gotta play this game" and handed me his controller. It was awesome.
I've only played a little bit of Katamari Damaci but its such a WILD game!! I should go back again and try to beat it. Oh yeah, there's totally some influence