#57 - Under Pinna Park

Found under Pinna Park in Mario Sunshine, there's a weird 2D sprite of a hand-drawn Goomba that is fully programmed to damage Mario and move, but can only be seen with camera hacks. Its filename is "Kug", and its purpose was most likely to be a test enemy.

SOURCE 1: https://tcrf.net/Super_Mario_Sunshine/Unused_Objects#Kug

SOURCE 2: https://www.youtube.com/watch?v=CIcY-dpZWW8