Arthur's look of amusement deepens, because that's not the worst reaction he's seen or heard.

"I would be just in your position, if it weren't for the fact that I can breathe underwater, among other things." It's the simplest answer he can give. He sets his cutlery down and laces his hands together, leaning forward some against the table.

"From what I've heard, it doesn't exist in every world. People in mine thought it was just a story until..." His eyes narrowed some, hardened and went cold. "Until it made itself very apparent."