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.

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.

This story discusses major plot developments, including the ending and post-credits scenes, in "The Fantastic Four: First Steps," currently playing in theaters. From the very first scene, the question of what will become of the child of Reed Richards (Pedro Pascal) and Sue Storm (Vanessa Kirby) looms over "The Fantastic Four: First Steps.

First Steps mostly focuses on its titular group, but Mister Fantastic, Invisible Woman, Human Torch, and the Thing aren’t the only heroes introduced in the film. One major player doesn’t get a superhero name,

First Steps introduces plenty of characters to the MCU, but its strongest one isn't Galactus or Franklin Richards.

Franklin Richards isn't just another superhero offspring; he's one of the most powerful characters ever created in the Marvel Universe.

Credit: Marvel Studios In their MCU debut, the Fantastic Four become a Fantastic Five with the arrival of Reed and Sue's son, Franklin Richards. Worries that he might not be "normal" are confirmed in Fantastic Four: First Steps when Galactus recognises that the boy can wield an unlimited energy known as the Power Cosmic (presumably because of the "cosmically compromised DNA" shared by both of his parents).

The Fantastic Four First Steps’ ending and post-credits scenes explained. Doctor Doom's MCU debut teased as Robert Downey Jr sets up Avengers Doomsday. Franklin Richards' powers revealed.