One MCU theory could explain why Robert Downey Jr. is back to play Doctor Doom: Tony Stark was actually a Doom variant.

Robert Downey Jr. shocked fans everywhere when he revealed that he'd be coming back to the MCU - not as Iron Man, but as Dr.

Robert Downey Jr. returns to the MCU as Doctor Doom in Avengers: Doomsday. Here’s everything you need to know.

Doomsday concept poster blends the death of Iron Man in the MCU with the debut of the franchise's version of Doctor Doom.

The Avengers are assembling once again, and the biggest twist? Robert Downey Jr. is back—but this time as Doctor Doom, not Iron Man. Marvel's newly revealed star-studded cast includes Chris Hemsworth ...

Robert Downey Jr. will return as Doctor Doom in Avengers: Doomsday, with a mysterious connection to his character Iron Man. Fans speculate that Doctor Doom's role is linked to Tony Stark ...

Instead, RDJ would play another iconic Marvel character we’re dying to see in the MCU, Doctor Doom. He wouldn’t be the main villain of the The Fantastic Four reboot. RDJ’s Doom would replace ...

RDJ was considered for the role of Doctor Doom in that film. While fans have known about the sliding doors superhero moment, Kevin Feige decided to open it when given the chance. The Russos also ...

Credit: Marvel Studios When it was announced that Robert Downey Jr. would be playing Doctor Doom in the MCU, the internet went crazy. To this day, his choice to return to this cinematic universe ...

So who had the idea to bring RDJ back as Doctor Doom? Turns out it was the man in charge of the entire MCU, Marvel Studios head Kevin Feige. Yes, Feige himself has wanted Downey as Doctor Doom for ...

X-Men stars Sir Ian McKellen and Sir Patrick Stewart are reprising their roles by joining the cast of Marvel's forthcoming ...

Marvel shocked everyone at San Diego Comic-Con last year when Doctor Doom strode onto the stage and pulled off his mask to ...