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Doomsday: the strongest theories about the future of the MCU

From incursions to the throne of a new villain, we round up the best-founded theories about the next big chapter of the Marvel Cinematic Universe.

Miguel TavaresSeptember 21, 20268 min read

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Original Nerd Talk illustration — Theories · September 21, 2026

The MCU is once again at that delicious point where every post-credits scene feels like a chess move. With the Multiverse Saga barreling toward its climax, the fan community has gone into detective mode — and some of the theories making the rounds are too well built to ignore.

The empty throne theory

The most consistent theory argues that the next great villain does not want to destroy the universe: he wants to save it his way. After Kang introduced the logic of timelines, the next step is an antagonist who uses incursions as moral justification to rule what remains. It is the classic "benevolent tyrant" that comics have explored for decades.

The evidence? The recent insistence of the films on showing universes collapsing when two worlds collide. If each incursion destroys entire realities, a leader who promises to end them — at the cost of everyone's freedom — becomes dangerously easy to understand.

The Avengers without a captain

Another strong theory points to an internal conflict: without a unifying figure like Captain America or Iron Man, the heroes arrive divided at the next crossover. Two factions, two visions of how to handle the multiverse — and a villain who thrives precisely on that division.

The best MCU villains never wanted to destroy the world out of malice. They wanted to fix it — and that is what makes them scary.

What the patterns say

Historically, Marvel Studios plants seeds three to five years ahead. The Tesseract showed up long before we knew what an Infinity Stone was. If we apply the same pattern, the seemingly throwaway objects and lines from the last two films are the treasure map — and we are going to keep following it, scene by scene.

Until then, the recommendation is the same as always: rewatch the post-credits scenes, distrust any "secondary" character with too much screen time and bookmark this page. Two years from now, we will come back and see how many of these theories aged well.

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