Erik bristled. It was a question he'd heard often, and wasn't terribly fond of— what are you, as if by having powers you were somehow a thing instead of a person— though usually the people that asked him that were people he was actively trying to kill, rather than save, so that might have made a difference.

"I'm a mutant," he said coolly. "I control metal." He didn't say anything else; he'd seen people's reactions before, and even if Bella didn't seem too concerned with keeping her powers a secret, he wasn't going to speak for her.