"I'm used to hiding from monsters," he says, without realizing even a bit how messed up that sounds. "Was that something from your memory? I've noticed some of these things react to what we're thinking, or are dug up from something we've faced before."

If she's familiar with the monster, it'd be useful to know. Sometimes they follow the same rules that they did in reality.

Figuring out the rules is how he usually gets through things like this. There are always some kind of rules.