Marvel is kicking off the countdown to Avengers: Doomsday. The first trailer debuts on December 18, 2025, during the opening weekend of _Avatar: Fire and Ash. Over the next three weeks, three more 80-90 second teasers drop December 25, January 1, and January 8, 2026 each spotlighting different hero teams.
While an online release isn’t confirmed, a combined version might surface later. Directed by the Russo brothers, Avengers: Doomsday hits theaters on December 18, 2026, followed by Avengers: Secret Wars on December 17, 2027
Avengers: Doomsday is assembling an epic roster! Expect Paul Rudd as Ant-Man, Simu Liu as Shang Chi, Tom Hiddleston as Loki, Florence Pugh as Yelena, and Chris Hemsworth as Thor. The X-Men squad brings Kelsey Grammer as Beast, James Marsden as Cyclops, and Rebecca Romijn as Mystique. Meanwhile, the Fantastic Four includes Vanessa Kirby as Sue Storm and Pedro Pascal as Mister Fantastic. And Robert Downey Jr. steps into the iconic role of Doctor Doom, with Patrick Stewart reprising Professor X.
The teams unite 14 months post Thunderbolts, facing Doctor Doom’s apocalyptic threat in a battle that blends action and cosmic stakes. Production wrapped in September 2025, with Alan Silvestri scoring the film. The trailers promise intense glimpses. This movie could reshape the MCU, bringing together Avengers, X-Men, and the Fantastic Four like never before. With the Russo brothers at the helm, expect high octane drama and unexpected twists.