back in 2017 i saw Jung Rhythm (sega saturn japan only parappa ripoff) in a local store of mine for like, 8 bucks, and i HAD to get it. still havent gotten the chance to play it, on account of me not having a japanese sega saturn.
honorable mentions to Pocket Dogs for GBA, which i bought on an impulse after seeing one screenshot. i think one time i brought that game to a 5 hour night shift, and it provided the absolute bare minimum for keeping me conscious