Good guess. I don't know what gave it away. I could just as easily be from Mars.

[ Sarcasm still, thick and strong. Ash's world is devoid of magic and wonder. Saying he's from Earth is just as general of a guess as to say he's human. But he can see something is odd here. He's mind is cautiously open. ]

People haven't believed in magic since science got big. Magic was the label they put on stuff they didn't understand. We understand most of it now.

[ So, no, he doesn't think magic exists. He's still trying to explain this world. ]

Why? You got some magic tricks? [ He smirks. ] Show me, Magician.