Anthony Russo was recently asked how they will explain RDJ’s return and his answer was well, mysterious: “We can’t explain that as it’s part of the story,” he said with

The next Avengers movie will star Robert Downey Jr., albeit not as the heroic Iron Man -- the role he played for over a decade that provided the backbone

Joe Russo described Doomsday and Infinity War as “a new beginning” for the MCU. The greatest thing that ever happened is we got to, you know, get immersed in you know a 20 movie arc and and see an ending to that arc.