The tense line of Vance's shoulders lessened minutely at the confirmation that J'onn had been able to get things going with the Worldmind. Because he hadn't been willing to look away to see just what the Martian was doing and he hadn't been privy to the conversation that he'd had with Teddy.

"I'd suggest staying back," he said instead, staying still and off to the side. Because his powers meant that he didn't need to stand in the way to make sure that the Avengers wouldn't get a chance to lay a hand on Rich.