Ah, that seems to have done it. Or, seems to for a moment. Karkat's pointed ears press back against his head and he takes a step back – but if anything having had this near instinctual reaction makes him more annoyed. He pushes himself back up into Starscream's business, fists clenching. "Yeah?" he snarls. He can't fight dinosaurs without a weapon, but he thinks he could take this scrawny jerk. "Then let me get you front row tickets to the once a life time spectacle of me folding you in half and hauling your obtuse human cogitation cavity out of this reptile infested transit canyon."