Maybe it was... a hallucination? [ He brings a hand to his chin and just starts to squint into the distance. ] Like... dreams are crazy anyway, so combining dreams with our memories could just make weird stuff happen.

[ And then he pauses for a moment before starting to fidget awkwardly. ] Maybe it was just drawing from stuff common to all of our dreams? I saw a few with zombies, and a lot of them involved people we cared about from our homes. And fighting.

[ He's not so sure about all the crystal stuff, though. Magic is so not his forte. ]