**Avengers: Doomsday** assembles a massive multiverse-spanning ensemble ahead of its December 18, 2026 release, with Marvel officially confirming over 30 characters spanning MCU veterans, the Fantastic Four, Thunderbolts, and Fox-era X-Men. Official cast lists from Marvel and recent promotions highlight Robert Downey Jr. as Doctor Doom, Chris Evans returning as Steve Rogers, Chris Hemsworth as Thor, Pedro Pascal’s Reed Richards, Tom Hiddleston’s Loki, Patrick Stewart’s Professor X, Ian McKellen’s Magneto, Channing Tatum’s Gambit, and others like Florence Pugh’s Yelena and Letitia Wright’s Shuri. Russo brothers’ comments on “secret characters” and *Endgame Encore* footage—featuring Bruce Banner and TVA elements—have fueled speculation about unannounced returns like Mark Ruffalo’s Hulk. Prediction markets price high probabilities for additional high-profile crossovers (Wolverine, Deadpool, legacy Spider-Men, Doctor Strange) based on MCU multiverse patterns, precursor teases, and strong pre-sales exceeding $50 million domestically. With filming wrapped and final marketing pushes underway, trader sentiment hinges on whether remaining surprises materialize before release or stay hidden until *Secret Wars*.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedView resolved

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