Concerns Over Ultron's MCU Return
The Marvel Cinematic Universe is known for its interconnectivity, with major characters making unexpected appearances in various movies.
This concept was first introduced when Robert Downey Jr. appeared in The Incredible Hulk, and was further exemplified by the recurring appearances of Samuel L. Jackson.
- Villains like Samuel Sterns have also made surprise returns, with a 17-year gap between appearances in Captain America: Brave New World.
- Tom Hiddleston's Loki is another notable example, having popped up multiple times throughout the franchise.
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Author's summary: Ultron's return may ruin the Avengers villain.