It began with 2008's "Iron Man," a film that introduced the world to Robert Downey Jr.'s Tony Stark with the hint that he ...

And that's why the MCU has, for better or for worse, made villains that always are worthy of matching up with our heroes.

With Thor 5 set to explore Valhalla and introduce Ares and Hercules, the film is shaping up to be one of the most ambitious ...