[ he waves his hand as if to dismiss the thought. ]

Nah, it works on the living just fine. I can do anything up to and including bringing someone back from the brink of death, but I can't bring someone back once they're gone for good.

[ he can, technically, but he won't. but then he actually pays attention because when you've been around as long as john, you start to assume basic truths — like all living people have a pulse and dead people don't. constructs also don't, but a baby can tell the difference without trying. byleth is just out here breaking the rules, and john just assumed that he must have a working heart like everybody else. i n t e r e s t i n g. ]

Your blood probably cleans the alcohol out of it too quickly. I bet you're immune to being poisoned, too, aren't you? [ squint. ] Magic, huh?