That just makes Donnie outright cringe. He hugs his arms tighter against himself, just barely managing to keep from stepping back. Mutations don't usually just happen during such things. There's catalysts- usually glowy mosquito things, but then there must have been something to aggravate changes during whatever fight this guy had gotten into.

"Euuuugh..." Maybe he just ought to stop hoping there might be something good about this place.

"Ah...what's a Moon Warp?" That sounds like something that exacerbates conditions extremely. But at least it seems it's not a permanent thing, not...completely, anyway. He can't help but run a tongue over his own teeth just to make sure nothing's started growing on him while he wasn't paying attention.