Dedicated Marvel fans will spot a Doctor Doom Easter egg in The Fantastic Four: First Steps during a scene at the United ...

Doctor Victor Von Doom, archenemy of the Fantastic Four and the greatest villain of Marvel Comics, is making his Marvel Cinematic Universe debut in 2026's "Avengers: Doomsday." In case you've been ...

At that point an actor stepped onstage as Dr. Doom, with a steel mask and green cape and hood. Unmasking, it was none other than Downey, who many know as Tony Stark/Iron Man in the MCU.