Downey Jr. is back, but not as Tony Stark. Why Doctor Doom Changes EverythingChoosing Downey Jr. as Doctor Doom marks one of Marvel’s boldest moves in years. Having recognizable faces like Downey Jr. and Evans front and center quickly re-establishes the emotional stakes. By The Numbers: Avengers: Doomsday Detail Info Returning stars confirmed Robert Downey Jr., Chris Evans Teams featured in trailer Avengers, X-Men, Fantastic Four, Thunderbolts Downey Jr.’s role Doctor Doom (not Iron Man) Last comparable Marvel crossover Avengers: Endgame (2019) Directors Anthony and Joe Russo (returning)Community Reactions“The moment Thor looked scared I got chills. — YouTube comment on the official Marvel trailer, top comment by @ComicsFirstWhat To WatchRelease date: Avengers: Doomsday is currently set for May 2026.