Uploaded February 2026 | Updated September 2026, 2 weeks ago

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Marvel has built the biggest superhero universe in film history, but not every hero gets equal treatment. Some characters were introduced with massive hype, only to vanish from the spotlight.

This video counts down 10 major heroes in the Marvel Cinematic Universe that Marvel introduced and then sidelined. We break down where they last appeared, why their absence matters, and whether they could return in future projects.

Watch till the end to see which hero’s disappearance frustrates fans the most.

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