But it's not just the Fantastic Four who will be making their debut in the MCU. Namor the Submariner ... theory we have that we would like to see explored. Let's take a look at what it is.

The master of magnetism, Magneto was rumored to make his MCU debut in Doctor Strange: In the Multiverse of Madness. The sequel film of the Master of Mystic Arts claimed to open doors to ...

There have been many fan theories created about the Marvel ... Though the theory was never proven or even explored in the MCU, it’s certainly a thought-provoking interpretation of the franchise ...

And if you have Avengers: Endgame theories of your own – who knows, maybe the whole MCU is Captain America’s dream and he’ll wake up in World War 2? – let us know in the comments section ...

Giancarlo Esposito rumored to join MCU in Captain America: Brave New World as a villain, fitting his previous roles. Esposito could play characters like William Stryker, Paladin, or even Kang the ...

The MCU is one of the most popular fanbases around with an incredibly active and dedicated fan base. With that comes a heap of theories about what exactly will be coming next, and some of them are ...

Avengers: Endgame may herald the end of the MCU's third phase ... at what the internet's discussing in the build up to Phase 4. Theories regarding recurring bad guys, surprise cameos and brand ...

As part of Disney’s Investor day announcements, which saw the unveiling of 20 new MCU and Star Wars shows ... Since then, theories about their arrival have been flooding in, with many believing ...

Watch the video above to learn more, and Mason's theories on what Wanda and Vision's twin babies could mean for the show and for the MCU!

Any MCU fan can say that about every movie in the franchise released since 2008. However, Endgame had many more theories because of how big it was as a cultural event. On social media, fans took ...

Back in Tony Stark's MCU debut movie, Raza was one of the antagonists ... There some other intriguing theories too, including links to Raza's original story. User krlozdac speculated, "Does ...