[It's easy enough to understand, at least, and not so dissimilar to his own work. Certain entities with different properties, activated by arcane power, and it follows that there would be mages able to channel it. Astromancy sounds like a more apt term than the fortune-telling and superstition implied by astrology, but he's still wrapping his head around the way things are supposed to work in other worlds (including this one).]

There's no guarantee this place functions on the same rules, but you raise an interesting point. Perhaps the mages here attune in a similar way.

[The fate stuff is nonsense, of course, but using various symbols as conduits is something he's very familiar with. Runes, constellations, tarot cards. He's still skimming the book that Thancred pulled from the shelf, but after a moment he pauses and looks up.]

You can sit, if you like.

[He's not sure if Thancred was waiting for an invitation.]