"They must have had a mutant to be able to do that." He spoke more to himself than Lorna, still staring across the lawns. There was nothing more effective at wiping minds than a telepath; an Emma Frost, perhaps. His powers always hummed when he thought of Shaw or anything to do with him, and while he would have claimed to be in complete control of his person, Erik worked just a little harder now.
He had a knack for this playing favorites thing, gravitating towards the students who not only had similar powers, but similar backgrounds. "The coin," he said after a moment, pointing to the nickle in her hand. "Keep it up. What do you feel when you're using your powers?"