Marvel Studios head Kevin Feige recently teased a meeting between the Avengers, X-Men, and Fantastic Four at the Baxter Building in Avengers: Doomsday. Following the release of The Fantastic Four: First Steps,

First Steps" in the article below. Galactus, a skyscraper-sized, planet-eating cosmic being, may be the primary antagonist of "The Fantastic Four: First Steps," but no villain looms larger in the Marvel blockbuster than Doctor Doom (Robert Downey Jr.

The Marvel Cinematic Universe just pulled off one of its most surprising twists in recent years. This time, it’s not with a shock cameo or unexpected villain, but by not destroying a universe. ‘The Fantastic Four: First Steps’ has officially debuted in theaters.