Overview
- The first full trailer was published on July 20, 2026 and shows Robert Downey Jr. in the role of Doctor Doom alongside returning Chris Evans as Steve Rogers.
- The studio presents a multiverse 'incursion' crisis that Doctor Doom exploits using a mix of science and magic, setting heroes from different universes at odds while a larger threat grows.
- Kevin Feige’s recently unveiled artwork and comments confirm the film will on‑screen unite the Avengers, New Avengers/Thunderbolts, X‑Men and Fantastic Four and that the cast may include between 60 and 100 significant characters.
- Joe and Anthony Russo return to direct, the film is scheduled for mid‑December 2026 release in theaters, and Marvel has positioned it as the keystone that leads directly into 'Avengers: Secret Wars' expected in December 2027.
- The trailer with its large ensemble leaves several major MCU figures unseen for now, a choice that preserves future reveals and raises commercial and fan expectations for the December box office showdown.