Cue the Avengers—Captain America, Iron Man, Thor, the Hulk, Giant-Man, and the Wasp—who meet this horrifying throng of beasts head-on as a thrilling, knock-down drag-out fight ensues.

The reason the Avengers will need Iron Man in Secret Wars Marvel needs an excellent reason to extract an Iron Man from any timeline and port him to the present-day of the Secret Wars events.

and a giant angry green man. And while all that seems unrealistic, some of the fundamental ideas presented in "Avengers: Infinity War," and other Marvel films, is based on real science.