[Give him a second to just kind of stare at Karkat's eyes because like...yeah. What the fuck else can they do that they don't know about?]

They have not exactly been the most upfront about the powers they possess and how they are actually doing these things, plus there's the whole part where nobody really asked for this. I get it, I'm glad we are saved or whatever from worlds being destroyed but you and me and the others already did that, apparently, and we were doing fine on our own. Why does it have to be these people?