He quirked an eyebrow at her tone but pulled her close with an arm at her waist in an iron grip, ensconcing them both in his barrier and moving them out of the room and down the hall to pass through the hole where a window used to be. "I would have, yes," he answered and pulled them a fair distance from the tower, hovering with thousands of feet below them and nothing to protect Mystique if he let her fall. "The truth of the matter is, I hadn't realized-" He paused and gave a half shrug, not bothering to finish the admission. Obviously he'd garnered her resentment either way. Well, there were always opportunities to make up for it.
Magneto lifted his free hand and set the building to rocking on its foundations. This went on for a long moment before he crunched his hand into a fist and the tower buckled at the middle as if squeezed in an invisible vice. With a thrust of his fist downwards the whole thing crumbled. "We'll find them, my dear," he remarked as plumes of smoke began billowing up from the wreckage to fill the sky. The quick demise of Stark's egotistical monument was far more satisfying than he'd anticipated. "I promise."