In Marvel Comics, Franklin Richards is an immensely powerful mutant who can alter reality itself. This comes from the cosmic ray-mutated genes he inherited from his parents. "The Fantastic Four: First Steps" depicts Franklin in the same way; his powerful potential is the driving force of the movie.

First Steps' includes two post-credits scenes. Here's how that big reveal sets up what's coming in Phase 6 of the MCU.

The Fantastic Four: First Steps is in UK cinemas now and US theaters from July 25. In the meantime, check out our guides to watching the Marvel movies in order and all the upcoming Marvel movies and shows. Paramedics reportedly worked for 'two hours' to save the rock legend.