Magnus was only a few strides into the compound when he felt something with his ability that made his blood run cold. Something very large, metallic, and moving. Yes, he'd felt these before. "Pietro!" he shouted, "Stop." The words were hardly from his mouth when the giant moving metal things in question made their appearance. Sentinels. Somehow, they had access to Sentinels. Now it made sense, why they took Genoshans. It wasn't possible to test the Sentinels effectiveness without actual mutants to set them against.