If mister puts on its hat, every yukkuri think he is Marisa. Then he takes it off, all yukkuri are shocked of how mister got there without them noticing. Then he puts it back and they think he is Marisa. And so on until yukkuris die from mental collapse.
Hahaha, I'd love to see more of that kind of thing. It's actually amazing I haven't seen more of Mr. Human ONLY WANTING TO TAKE IT EASY STUPID YUKKURI CAN'T YOU UNDERSTAND EVEN THAT