Doomsday, is slated to release on December 18, 2026. Directors Anthony and Joe Russo have officially started the countdown to the film's release next year. Check out the fan reactions to what is shaping up to be Marvel's biggest film yet.

The first teaser for the Marvel sequel — which will be hitting theaters exactly one year from Thursday — was shown before screenings of “Avatar: Fire and Ash.”

As TheWrap first reported last December, Chris Evans is suiting back up to return as his beloved Captain America in "Avengers: Doomsday." His comeback as Steve Rogers was revealed after a theatrical teaser for the film was shared online.