Ok, whoever it was, they had Laura's durability. So not Mystique. Mystique'd be a bit more ... pained ... after a shot like that. At least, she hadn't been as durable as /he/ was when she made herself look like him.
"Tell me where she is, then, and this won't get bloody." He snapped, circling her like a shark, on the balls of his feet, ready to strike if she gave the least indication of getting aggressive.