Jon Hamm has revealed that he wants to join the Marvel Cinematic Universe (MCU).Speaking to Screen Rant recently for a new interview, the Mad Men actor spoke about nearly being cast as the villainous Mister Sinister in a scrapped sequel to The New Mutants and his hopes to join the superhero franchise in the future.When asked if we could see Hamm in the MCU soon now that the X-Men are finally under the Marvel Cinematic Universe banner – Hamm also made a cameo as himself in an X-Men comic – he told Screen Rant: “I don’t know. Those decisions get made at such a high level at this point, definitely above my pay grade. I would love to.