He came in closer to watch, growing more curious about the new device as he did. He'd not quite seen something like it before, and he definitely hadn't seen Tony get quite this upset about stuff yet. Though, with inventors, it was only a matter of time, judging by personal experience.

When it's pried open, Leo craned his neck to see what's inside... but there it went, shocking Tony again. "Maybe it just doesn't like being torn apart like that. It only shocks you when you try, right?" Could be some kind of automaton, he figured, and they usually did have opinions about that stuff.