Forget the Red Hulk – Captain America: Brave New World ‘s real “big debut” is adamantium. After all, adamantium’s introduction in the upcoming blockbuster is surely a signal that the MCU’s new Wolverine – and by extension, the franchise’s long-awaited X-Men reboot – is edging closer to the big screen.

Brave New World, or Captain America 4, Adamantium will make its way into the Marvel Cinematic Universe, setting the stage for Wolverine's origin and future storylines. The film will depict Adamantium as a newly discovered resource originating from the dead Celestial seen in Eternals.

As you know, Marvel Studios has been playing the long game when it comes to introducing the X-Men into the MCU, and Captain America: Brave New World is adding another important piece to the puzzle. Ma

Brave New World eventually lead to the introduction of a new Wolverine? The new teaser for Captain America: Brave New World also features a direct connection to the Eternals. The Celestial known as Tiamut wasn't able to emerge from the surface of the planet,

That ends now – all thanks to a new Captain America: Brave New World teaser that not only answers one of Marvel fans' biggest post-Avengers: Endgame questions, but also introduces a material that could have major implications in an X-Men-filled future in the MCU.

Director Julius Onah has confirmed that the upcoming Captain America 4 will introduce the rare metal Adamantium into the Marvel Cinematic Universe, setting the stage for Wolverine’s origin story in the future.