Overview
- Marvel screened the first trailer on Thursday at CinemaCon in a closed-door session that confirmed Robert Downey Jr. as Doctor Doom.
- Attendee accounts describe major crossovers that integrate the X-Men and bring back legacy Avengers, while the studio has not posted the footage online.
- Security at the presentation was unusually strict as staff removed people who tried to record, and no trailer leaks have surfaced.
- Disney set a September 25 Endgame re-release with new Doomsday footage and rolled out Infinity Vision, a premium-screen label meant to secure top auditoriums as Dune: Part Three ties up IMAX in December.
- Kevin Feige said the story picks up after Endgame and reaches back to X-Men timelines, and the film remains set for a December 18, 2026 theatrical release.