It's a callback to Tony Stark building his first suit in 2008's "Iron Man," which kicked off the entire MCU. One of the main plot points of "Endgame ... resembles the symbol for infinity.

Downey made the same point, that bringing back Iron Man might ruin Endgame. “If I pick the jersey up and put it on again, wouldn’t you feel a little bit like ‘Oh, crap!’?” Rogan replied ...

And many of them proposed ways of reviving Iron Man without actually ruining Endgame’s legacy. RDJ has denied reports that he’ll return to the MCU in the future, but a well-known insider says ...

The controversial recent retcon to Avengers: Endgame sets up a major issue regarding Iron Man's death that will need to be dealt with in Phase 6. The most standout story change comes back to the ...

While the Iron Man, Thor, and Hulk movies had proven successful for the studio, The Avengers was the true litmus test for Marvel—a film designed to be the game-changer that could make or break the MCU ...