First Steps reveals Galactus' intention to make Franklin Richards his heir, while hinting at Doctor Doom's potential plan to save the Multiverse.

Franklin Richards, the superpowered baby of Mister Fantastic and Invisible Woman, is played by a group of real-world babies in Fantastic Four: First Steps. However, in several scenes, the little guy is depicted through CGI.

Franklin Richards is one of the most powerful characters introduced in Marvel comics, and here's how his powers work.

Franklin’s powers allowed him to create the universe, dimensions, avoid mind control, and every other cool power you can think of. Franklin Richards is considered a Beyond Omega Level mutant, and he is the only one in that category, making him the most powerful mutant on Earth.

In a 1982 arc by John Byrne, Franklin gets frustrated trying to solve a Rubik’s Cube and uses his powers to age himself into an adult body, though he couldn’t actually gain more emotional maturity. He winds up going back to being a kid, placing restrictions on his own abilities to allow him to have something of a normal childhood.

A new Avengers: Doomsday theory explores how the Fantastic Four might travel to Earth-616. It suggests Reed Richards uses Galactus’ ancient ship tech, combined with his own inventions, to build multiversal transport and rescue Franklin Richards from Doctor Doom’s grasp.

How Franklin Richards, the power cosmic and Doctor Doom's appearance in "The Fantastic Four: First Steps" credit scene affects "Avengers: Doomsday."

For the past year, fans have pondered how exactly Robert Downey Jr. would make his return to the Marvel Cinematic Universe as the new big bad of the series, Vic