Summary

TheMarvel Cinematic Universehas made way for a number of fan hypothesis , of which some ended up being confirmed at some stop . The MCU is now the biggest connected creation in the superhero musical style , and it all begin in 2008 with Jon Favreau’sIron Man , which innovate Robert Downey Jr. as Tony Stark . Iron Manset the shade for the remainder of the movies in the MCU ’s Infinity Saga , and even after the retreat of the original Avengers , the MCU remain expand on both TV / cyclosis and the big screen .

As the MCU is a affiliated universe , it gives plenty of opportunity for viewers to get up with theories on how some movies , characters , and events are connected , how some foreshadow succeeding key events , and potential Easter testicle teasing next dangerous undertaking . While many of those theories do n’t go beyond that , some have really been confirm – and here are 10 MCU theories that plough out to be genuine .

10The Real Mandarin Exists

One of the most controversial twists in MCU history happened inIron Man 3 . Along with Aldrich Killian ( Guy Pearce ) , the scoundrel was suppose to be the Mandarin ( Ben Kingsley ) , the leader of the Ten Rings , butIron Man 3had the spin of the Mandarinactually being an thespian named Trevor Slattery . Killian had hired Slattery to pose as the Mandarin and take responsibility for all the accidents because of Killian ’s experiments . The twist was so disappointing and controversial that it made way for theories that claim the real Mandarin exists in the MCU , and it was n’t untilShang - Chi and the Legend of the Ten Ringsthat Shang - Chi ’s begetter , Xu Wenwu , was confirm to be the material Mandarin .

9Quantum City Appeared In Ant-Man and the Wasp

The Quantum Realm made its first appearance inAnt - Man , but it was n’t untilAnt - military man and the Waspthat viewers theorized the Quantum Realm was a hatful more than it seemed . When Hank Pym rescued Janet Van Dyne and they were on their path back to the surface , a small metropolis could be meet in the background in the Quantum Realm , which was theorized to be Chronopolis , where Kang the Conqueror last . This turn out to be mostly true inAnt - Man and the Wasp : Quantumania , which break that the city seen inAnt - Man 2was where Kang reside , but it was n’t exactly Chronopolis .

8Red Skull Survived Captain America: The First Avenger

Red Skull was the villain inCaptain America : The First Avenger , and his goal was to use the Tesseract as an get-up-and-go source for Earth domination . At the goal ofThe First Avenger , Red Skull took the Tesseract in his hand and was fellate through a portal opened by the Space Stone inside the Tesseract . While it was originally thought that Red Skull had simply decompose due to the power of the Stone , theory emerged about Red Skull ’s survival have the prop of the Space Stone . This was confirmed inAvengers : Infinity War , where Red Skull was revealed to not only have survive handling the Tesseract , but he was now the keeper of the Soul Stone in Vormir .

7Captain America Was Worthy of Mjolnir

retaliator : Age of Ultronsaw the original Avengers team hanging out at Avengers Tower , where the heroes took turns to seek to arise Mjolnir . Of course , no one except Thor was able-bodied to plagiarise the legendary hammer , but when it was Steve Rogers ’ spell , the cock moved slightly , much to Thor ’s surprise , but he could n’t lift it . This led to theories about Steve Rogers being worthy of lifting Mjolnir , but something was stopping him from amply get up the hammer . Captain America last proved he had always been suitable of Mjolnir inAvengers : Endgame , where during the Battle of Earth , he took the hammer and saved Thor , and by and by fought alongside the God of Thunder .

link up : All The Evidence Captain America Was Worthy Of Mjolnir ( Before Endgame )

6Stan Lee Was a Watcher Informant

Stan Lee had a cameo in every MCU movieup untilAvengers : Endgame , and a theory emerged about his cameos being relate . The theory take that Stan Lee act as the same character in every one of his MCU cameos , and some versions go as far as to arrogate he was a Watcher . Part of the theory was confirmed inGuardians of the Galaxy Vol . 2 , where Lee appeared with the Watchers and partake his experience on Earth and other parts of the existence with them . Lee was credited as “ Watcher Informant ” , so he is n’t on the nose a Watcher , but he meet the same character in every cameo , and he informed the Watchers about the events happening in the MCU .

5Young Peter Parker Appeared In Iron Man 2

4Wanda’s Visions In Avengers: Age of Ultron Were Fulfilled

Before she joined the Avengers , Wanda Maximoff used her powers to induce vision on the Avengers for weaken them . It was widely believed that these were n’t just imagination to split up their tone by showing them what they venerate the most , but that they were prefigure their fates in the MCU . This turned out to be straight , as various thing from those vision actually happened , such as Captain America ’s shield break , Natasha Romanoff demise , Hulk ’s injured arm , Thor fulfilling the vaticination of Ragnarök , the end of Asgard , and Steve Rogers go back in time to get his promised dancing with Peggy Carter .

3Avengers: Endgame Would Include Time Travel

avenger : Infinity Warhad one of the most lurid and grievous endings in the MCU , as Thanos accomplish his goal of wiping out half of sprightliness in the existence . There seemed to be no way for the surviving poor boy to desexualise what Thanos did , so viewers get up with possibility on how the next moving-picture show would have to admit time travelling . In the end , time locomotion was the solution to undo Thanos ’ snap and bring everyone who vanished back , but the rules of clip travel and how it was achieved were dissimilar from what the hypothesis suggested .

2Iron Man’s Death At The End Of The Infinity Saga

As the leader of the Avengers ( along with Captain America ) and the hero who kicked off the MCU , it was theorized for years that Iron Man would have a tragic ending . These hypothesis gained force when the statute title ofAvengers : Endgamewas revealed , and Tony ’s dying surely fit his journey in the MCU.Avengers : Endgamesaw the death of Tony Stark when he contract the Infinity Stones from Thanos and snapped his fingers to put an end to Thanos ’ encroachment , but he could n’t handle the power of the Stones . Iron Man died so as to save the macrocosm , and as heartbreaking as it was , it was the perfect ending for the lineament .

1Peter-Three Redeems Himself By Saving MCU’s MJ

Thebiggest surprise inSpider - Man : No Way Homewas the visual aspect of Tobey Maguire and Andrew Garfield as their several versions of Spider - Man . Although this was keep a secret until the moving-picture show ’s release , there were many hypothesis about their appearance , which along with one scene from the preview , made way for another theory that also turned out to be true . The trailers forSpider - Man : No Way Homeshowed MJ falling and Spider - Man rushing to entrance her , which was resonant of Gwen Stacy ’s death scene inThe Amazing Spider - Man 2 .

This made room for possibility about Garfield ’s Spider - Man ( a.k.a . Peter - Three ) being the one who save MJ from dying , pay off himself after he could n’t save Gwen . Luckily , that ’s exactly what happened , and Peter - Three was finally able to confront his guilt and grief and put an end to that terrible chapter in his life .

General Dreykov talking to Natasha in Black Widow

Iron Man looking inside Sokovia in Avengers Age of Ultron

Tom Holland’s Spider-Man upset and determined in No Way Home

Tony Stark Garfield Spider-Man Stan Lee

Shang chi the mandarin Iron man 3 Mandarin twist

domed quantum realm city in ant-man and the wasp

Red Skull holds the Space Stone before being exiled to Vormir in Captain America: The First Avenger

Chris Evans as Captain America in Avengers Endgame with Mjolnir

Stan Lee talks to the Watchers in Guardians of the Galaxy Vol.2

Iron Man 2 young Peter Parker

Tony Stark’s vision as he looks heartbroken in Age of Ultron

robert downey jr as iron man in avengers endgame

Avengers Endgame Iron Man death

Spider-Man No Way Home Peter-Three saves MJ

Marvel Cinematic Universe