What we know about Avengers: Doomsday is very limited, so fans have been filling in the blanks online. While Evans wasn't included in the Doomsday cast announcement, a post by scooper Daniel Richtman claims that not only will Steve Rogers be back, but he might even be the protagonist of the blockbuster.

Marvel fans have been wondering if Captain America star, Chris Evans, would return in Avengers: Doomsday. The first trailer has only added to the mystery.

The sudden appearance of a cryptic symbol has added credence to one compelling theory about "Avengers: Doomsday."

The Steve Rogers we saw in the trailer could be the one we last encountered in Avengers: Endgame or he could be an entirely different variant of the hero. His story was said to have ended a long time ago, which is why Falcon and the Winter Soldier and Captain America: Brave New World were such important movies.

Doomsday trailer hints at Chris Evans' return as Steve Rogers/Nomad. Explore theories on how Captain America comes back to the MCU!

Doomsday builds, we may be able to put at least one big fan theory to rest. Meanwhile, another of Marvel's international social media accounts has started teasing the

Doomsday set to feature numerous connections to the past, it can turn one Iron Man line into the perfect foreshadowing.