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.

First Steps line up with the end of Thunderbolts* as the franchise builds to the release of the epic Avengers: Doomsday in December 2026? CinemaBlend's own Jeff McCobb recently broached that subject in an interview with director Matt Shakman during the Los Angeles press day for the new 2025 movie,