"You're holding her prisoner," he snarled and advanced on his son again, holding up his hand and sending out an electro magnetic pulse to bring Pietro to his knees. Quicksilver wasn't going to get away with this, the Avengers weren't going to get away with this. He'd had the grace to let them die in peace and this was the thanks he got? Now they were going to pay and Pietro's little ploy would be his undoing. If he thought he had a bargaining chip in Mystique, well, he wasn't the only one who could take a hostage.