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Sadie Sink Teases Marvel Role Amid Fan Theories

11/30/2025

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Summary

Story summary

Sadie Sink, the actress known for her role as Max in Stranger Things, is involved in Spider-Man: Brand New Day, due July 31, 2026.
Fans theorize Sink’s Marvel role could be Jean Grey, Firestar, or Black Cat.
Sink addressed the secrecy around her Marvel role, stating that hair color does not confirm casting.
As Stranger Things ends, the move to the Marvel Cinematic Universe marks a major career leap.

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Story summary

Sadie Sink, the actress known for her role as Max in Stranger Things, is involved in Spider-Man: Brand New Day, due July 31, 2026.
Fans theorize Sink’s Marvel role could be Jean Grey, Firestar, or Black Cat.
Sink addressed the secrecy around her Marvel role, stating that hair color does not confirm casting.
As Stranger Things ends, the move to the Marvel Cinematic Universe marks a major career leap.