The underwear on the outside, that's a big one.

[It seems to be A Thing with superheroes and he does not get it at all.]

But you know, that's about it. There are other superheroes here too, Lux, or people who come from places with them. If they've got powers they call them metahumans, it's like magic but uh, not?

[Fun fact: he still hasn't figured out that the marvel universe is one of the superhero places. He just thinks they're all weirdos.]