In Marvel Comics, Doom’s fixation on Franklin is legendary. He views the boy’s near-limitless powers as the key to creating and ruling Battleworld, a twisted reality of his own making as seen in Secret Wars.

Warning! This article contains spoilers for The Fantastic Four: First Steps. Thanks to The Fantastic Four: First Steps, I am convinced that Doctor Doom will be Avengers: Doomsday's main character. The ending of The Fantastic Four: First Stepsdid not do much to actively set up Avengers: Doomsday,

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).