There is a lot of speculation going on about toney stark fans are coming up with many theories that what will happen to Toney Stark. Before coming to Avenger infinity war there was kind of rumor that toney stark will die in the film. In the half way of Avenger infinity war there was a scene where Doctor strange said to peter and to toney stark that a Soul stone
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Come to first before anything else even i have to sacrifice your life to protect stone will not hesitate, but strange did the opposite when Thanos asked Toney’s life in trade of stone, strange gave up on the stone and let himself die and save Toney’s life.
Toney stark in the Avenger end game trailer
Trailer start with toney stark sad face and he trying to send the message through papper to reach out to his other friends who might have escape the Thanos snap.
In the other bit of clip they showed Nebula helping Stark
So they can find their way back to whichever Avengers survived Thanos’ Decimation. But it’s not the technology in Tony’s hands that’s important — it’s the one under his shirt. As we can see, his nanoparticle housing is beneath the shirt. When toney stark send the message through papper he will take his housing off from the chest so by giving himself an arc reactor one more time. This fusion will help nanotech to be integrated into his body making him half human and half machine, ultimately making him more powerful. This technology will keep Toney alive in space by creating layers of artificial muscle over Stark’s body, upon which additional structures were assembled.
This tech will make toney stark automatically re pare his muscles and make un harmful and allow him to live longer. As long as this tech have continuously supply of power which will not terminated he will allow him to live as immortal. It’s not just muscle tissue, but his actual metabolism and internal functions will also be working efficiently.
This would make toney to overcome the Mad Titan and his army which allows other Avenger to do their part to kill the Thanos before he snap, for this they have to reverse the time and have to take all or some of the stone before the Thanos get them. Avenger endgame is about get one short right among 14000,605 possible future outcomes vision by Doctor strange. Marvel wiki
Avengers: Endgame will arrive on April 26. Directed by Joe and Anthony Russo, Marvel’s Avengers 4 stars Robert Downey Jr., Josh Brolin, Mark Ruffalo, Tom Hiddleston, Chris Evans, Chris Hemsworth, Jeremy Renner, Chris Pratt, Elizabeth Olsen, Chadwick Boseman, Sebastian Stan, Benedict Cumberbatch, Paul Bettany, Samuel L. Jackson, Cobie Smulders, Benedict Wong, Zoe Saldana, Karen Gillan, Vin Diesel, Dave Bautista, Pom Klementieff, Scarlett Johansson, Tom Holland and Anthony Mackie.