Pokemon?

[ Confusion, his face scrunching as his stare snaps to Lir. Oh, they have Pokemon. Pokemon, the video game. ]

Pokemon aren't real. [ Except, squinting now, that -- that looks like the creature. That looks like what a horsea might look like in real life rather than as pixels on a screen. It's not Lir's fault, but Damian now looks incredibly affronted by the horsea's existence, because things just suddenly got much more complicated. ] Or at least, they shouldn't be.

[ But he will deal with that in a moment. Rolling his shoulders, he tips his chin up, haughty and serious. It's a harder gesture to pull off when the move strikes him with nausea, but that's easy enough to ignore. It lifts the shadows from his face, so Diarmuid can see him a little more clearly. ]

I'm Robin, partner to Batman, co-leader of the Justice League.

[ The name rings a bell, from one of his studies. ]

Your name, that's old Irish - are you from Earth, too?

[ Presumptuous of the boy's parents, to name him after a legendary hero, but he can't blame them for having high hopes for their child. ]