Doomsday's Doctor Doom hails from Earth-828, the reality inhabited by Marvel's First Family in The Fantastic Four: First Steps. Read on for

Robert Downey Jr has just teased us about Doctor Doom and Avengers Doomsday! RDJ just released a new photo to social media of Doctor Doom on the cover of the West Coast Avengers #35 hinting at a very particular Doctor Doom story from Marvel Comics.

A good chunk of Doomsday could focus on a clash between Avengers and X-Men with RDJ’s Doom cackling in the background, with a kidnapped Franklin by his side. The premise certainly gives the Fantastic Four a reason to breach their multiversal walls and zip over to 616 to meet the New Avengers.

First Steps" star Vanessa Kirby breaks down Sue Storm's birth scene and her mid-credits moment with Robert Downey Jr. as Doctor Doom.