The first full trailer for “Avengers: Doomsday” is released publicly, following earlier showings for audiences such as CinemaCon. The footage positions Doctor Doom, played by Robert Downey Jr., as the central threat who drives chaos and forces heroes and villains across Marvel’s interconnected universes to converge. Multiple outlets describe the trailer as a large ensemble event that continues the MCU’s multiverse-crossing storyline built over recent years.

Across the preview, characters associated with the Avengers are joined by other major Marvel groups including the X-Men and the Fantastic Four, along with appearances from additional heroes and figures. The trailer also features returning talent from earlier Marvel franchises, including Patrick Stewart’s Professor Xavier, and depicts key Avengers-era players such as Thor and Captain America (Chris Evans).

The clip emphasizes unity as heroes face Doom’s escalating danger, with Thor giving a motivational message about standing together against a threat far greater than any single group. Several reports note the film is scheduled for December 18, 2026, with the Russo brothers directing again and a subsequent “Secret Wars” release planned for 2027.