His eyes widen as he watches the casual literal vanishing of a chess piece. He's getting more acclimated to seeing things like this around here, but a large part of him still jumps up in incredulity every time. The novelty's going to take a while to wear off.

"I uh, can't blame you for that," he answers. "Daring rescues are the best part." Seeing as he regularly gets to participate in making them happen, Reid can see the appeal for sure. With interest: "Was that sent elsewhere, actually destroyed, or illusory?"

Yes, you're not supposed to ask how a trick is done, but Reid's thirst for knowledge overcomes that for him every time. It's how he'd ended up doing the tricks.