Avengers” films will end Phase 6: “Avengers: The Kang Dynasty,” in theaters May 2, 2025, and “Avengers: Secret Wars,” in theaters November 7, 2025.The announcement makes clear that the multiversal shenanigans of “Loki,” “Spider-Man: No Way Home” and “Doctor Strange in the Multiverse of Madness” are leading the Marvel Cinematic Universe to an cataclysmic crossover event to end all crossover events — quite literally, it could reshape the fundamental fabric of the MCU from the ground up.
It all revolves around a Marvel comics crossover miniseries from 2015 called Secret Wars, which evokes an earlier crossover miniseries from the mid-1980s also called Secret Wars.
In the earlier iteration, every Marvel character imaginable is pitted against each other when a character called the Beyonder transports them all to a planet subtly called Battleworld.
It was a more-or-less baldfaced ploy to juice toy sales and is not particularly well regarded among fans.The 2015 version took many of the same ideas but deployed them into a far more narratively complex storyline.
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