Look, he's familiar with magic. It's just that the type of magic he's familiar with has fuck-all to do with words appearing behind your eyes like you've got a fucking Bezos implant in your brain or some shit. That's not how magic works where he's from.

He's not normally the defensive type, but you know what? Sue him, yes, he did just get yanked naked through a portal, it's a lot to fucking process.

"Yes, okay. Maybe a little. How are you doing that? Also, why?"

If he weren't so startled and on his guard, he might be able to make a few guesses. As it stands, you know what happens when you assume things. He's never one to make an ass of himself if he can help it.