That smile earns him a sharp look, it absolutely confirms he's done something strange, but nothing malicious has happened, and in fact it's the sort of mystery Loki used to enjoy.

"I did sometimes venture the idea that daring rescues ought to be allowed," he says as he moves a piece, countering the check and taking one of Reid's white pieces. He holds it up between finger and thumb and watches Reid as it dissolves into nothing in a sheen of green light. Not really nothing, he can recall it at any time, but if Reid is going to somehow make his pieces vanish...