Magneto Mister Sinister Deadpool & Wolverine Casting Decisions Mutants Introduction into MCU Disney Acquisition of 21st Century Fox MCU Integration X-Men: The Last Stand X-Men: The Animated Series Film Production Kevin Feige Characters Rumors Incorporation Brotherhood of Mutants Multiverse X-Men '97 Cast Members Cameos Fox X-Men Universe Deadpool Female Characters Superhero Films Animated Series