Yeah, we had to fight wolves earlier that could breathe ice and snow.

[ He's rubbing his chin, glancing up at the sky when he thinks of the Airy. It seems weird to him that monsters would randomly show up to terrorize villages without burning down everything that surrounds the farms. Maybe he's gotten too used to blaming Noir for everything, but it is the easiest solution. ]

Maybe Noir launched some kind of attack from the sky. [ He glances over at Hinata. ] It'd explain the lack of footprints.