Unfortunately for him, all he found was Ψiioniic scrubbing the floor where he'd blasted the fuck out of it, and melted the remains of the biowires. The older troll looked up and around when he sensed someone hovering in the doorway, and blinked twice to see what looked like a younger version of Signless there.

"Oh... you mutht be Karkat," he realized after a moment, feeling stupid. After meeting Kanaya, Eridan, Feferi, and Sollux, he really shouldn't have needed that moment to figure it out. Hell, he'd even known that Karkat was here! He just hadn't actually seen him before this. "Hey. Did you need something?"