He turns to give her a genuine nod, and so he can speak to her directly, putting his hands back to his side.

"I'm familiar with some sorcery, but not quite like this." He thinks of the sorceresses of the towns, who can see the future, or the herb brides, but it's nothing quite like this. "It's not like anything I've ever seen before. Slightly adjacent, but not quite the same."

He's seen a herb bride's blood nurture a tree so it could suddenly grow roots. That was about as similar as to this as he could think of.