Avengers: Doomsday, scheduled for release on December 18, 2026, is set to become one of the most ambitious films in the Marvel Cinematic Universe (MCU) due to its extensive cast and crossovers. The film will feature a collaboration between the Avengers and the X-Men, with iconic characters like Professor X, Wolverine, and Doctor Doom all playing pivotal roles. This marks the long-awaited union of two of Marvel's most influential superhero teams. Additionally, Thor and Bucky will finally share the screen, a moment fans have anticipated since both characters debuted in Phase 1 of the MCU. Loki, introduced in a recent Disney+ series, will also reunite with Thor, adding depth to their complex relationship. The film will explore the dynamics within the Fantastic Four, particularly the love triangle involving Namor, Sue Storm, and Reed Richards. Furthermore, the Human Torch is expected to team up with Spider-Man, fulfilling a dream crossover for many fans. With the MCU now encompassing nearly all Marvel characters, Avengers: Doomsday is poised to deliver a multiverse-spanning experience that fans have long desired, setting the stage for future films like Avengers: Secret Wars.