With the death of their entire future franchise at the end of Avengers: Infinity War, it's pretty much assumed at this point the original Avengers team will have to figure out how to go back in time to reverse Thanos wiping out half of all life in the universe.
New set photos from Avengers 4 feature stars Chris Hemsworth (Thor), Chris Evans (Captain America), and
Based on set pictures, the current fan-theory is that Tony Stark will use time travel to try and stop Thanos in Avengers 4. These photos of Ant-man with the 2012 Avengers, wearing some sort of wrist device makes the theory reasonable. Hmmm...樂 pic.twitter.com/RALJS4XpiJ— Anansi the Griot (@TheCaliNerd) May 15, 2018
I’M LATE BUT I just realised that this has to be time travel and not a flashback because there are two Tonys in the same place?? (see the door behind loki and tony) ALSO someone removes the muffle and the shackles from loki’s wrists I swear if present Tony talks to past loki IM- pic.twitter.com/FuHOQGqg41— melek☀️ (@Lokieed) May 14, 2018
While we're all dying to find out what happens in Avengers 4, the information won't come out of the directors' or writers' mouths, as the film is going to be kept under tight secrecy until its premiere on May 3rd, 2019.