Yeah. Synth. Real hard on the programming, too, if he's using "optic sensors" like that.

"Don't worry about me. I'll keep us from walking off any cliffs."

With one hand over Xavier's eyes and the other on his shoulder, Nick starts carefully walking backwards. One step at a time, mindful of any rocks or divots in the path.

"So what's your name?" May as well keep conversation friendly while they partake in whatever kind of mystical weirdness this is. "Mine's Valentine. Nick Valentine. Or just Nick, whichever combination you prefer."