The Marvel Cinematic Universe has its own timeline with over a decade of movies. As of now, there's only one correct way to watch the franchise.

However, the most interesting mutants might be those who appear in the mainline MCU (sigh… fine, Earth-616). Sabra aka Ruth Bat-Seraph will appear in Captain America: New World Order played by Shira Haas, but we’ll probably see more C- and D-listers join the universe.

Marvel Studios boss Kevin Feige has teased the introduction of X-Men characters in the "next few" MCU movies. As reported by Deadline, Feige told an audience at the Disney APAC Content Showcase in Singapore that fans will see “some X-Men players that you might recognize” in the next few MCU movies,

Kevin Feige has given an update on the production of the Matt Shakman-directed Fantastic Four: The First Steps, and has also re-confirmed that Marvel's First Family will be in the "next Avengers movies.