It's fairly impressive anyway, at least, just because Karkat isn't very tall. Karkat is very determined not to be intimidated by this weirdo, though, and when he's dealing with humans it's easier not to worry that he doesn't have any weapons with him.

"Shit, really," he says, "you'd prefer literally to get torn apart by wild beasts than worrying about your car? Then it's basically my job to drag you out of here for your own good."