'Lesser' demons sounded like it was supposed to downplay the seriousness of the situation, but Tony had to point out, "S.H.I.E.L.D. called in the reserve, even Raven is going out there." There was no reason for a tech poacher to be sent to fight a demon outbreak unless they were anxious and giving it all the manpower they could get. When Nick was anxious, Tony couldn't help but be anxious.
He slid his arm from Wanda's only to grab her hand instead, urging her to stop as Cap and Spider-Woman jogged on ahead. "What do you mean, possessing? Should someone be calling a priest?" he asked. This didn't sound like anything he knew how to deal with.