The Marvel Cinematic Universe lays claim to one of the greatest comic book movie villains of all time in Thanos (Josh Brolin), but since he last appeared in 2019’s Avengers: Endgame, a number of ...

Most of the MCU's original Avengers led at least one solo entry in the franchise. Characters like Captain America, Thor, and Iron Man have entries among the MCU's best movies.

The MCU is expected to go through some significant changes in Avengers: Secret Wars, and a new theory could explain how.