But as Marvel's First Family gets ready to join the MCU timeline, Doctor Doom will also be entering the final chapter of The Multiverse Saga, with Downey Jr. playing the iconic Marvel foe.

The Marvel big bad will be Fantastic Four’s arch rival Doctor Doom. This villain will be headlining Avengers: Doomsday and, in a twist, Robert Downey Jr. (Iron Man) will be playing the power ...