Fans are still affected by the devastating deaths of Avengers: Infinity War . Could there be hope that a dead Marvel Universe character will return in the episode?
Possible spoilers follow.
According to reports, actor Aaron Taylor-Johnson was seen on the filming site of Avengers 4 .
Taylor-Johnson played Pietro Maximoff aka Quicksilver in Avengers: Age of Ultron . He and his sister Wanda, aka the Scarlet Witch (Elizabeth Olsen), were turned into superpowers after Hydra leader Baron Wolfgang von Strucker experimented on them with Lokis Zepter, who is known to contain the Mind Stone. Wanda received psychic and telekinetic skills and Pietro super speed.
First, Quicksilver and the Scarlet Witch farmers were from Hydra and then worked with Ultron. Finally, they turned to Ultron and joined the Avengers during the Battle of Sokovia. Quicksilver gave up his life at his super speed to protect Hawkeye from the oncoming fire.
How does Quicksilver come back in Avengers 4 if he ever returns? One theory is that everything the Avengers do to undo the effects of Thanos' finger snaps brings more than just the 50 percent of the total life lost in Avengers: Infinity War is. However, this would probably cause a whole new set of problems.
The more likely scenario is that [41
There are also other rumors from the set Avengers 4 . Tom Hiddleston was reportedly seen on the  Avengers 4 in costume as Loki, although his character had died by Thanos' hand in the Avengers: Infinity War. Photos were also taken of the Avengers' main characters who look like the ones they wore in the first Avengers movie. This information might be a flashback rather than a time travel, but the case for time travel seems to be evolving.
The fourth film Avengers which remains untitled, will be inaugurated on May 3, 2019.  Avengers: Infinity War now plays in theaters. Other forthcoming Marvel Cinematic Universe films include Ant-Man and the Wasp on July 6 Captain Marvel opens the sequel to Spider-Man: Homecoming on July 5, 2019 and Guardian of the Galaxy 3 in 2020.
Source: Sunday Express