The super-soldier out of time.
In response to the global threat, S.H.I.E.L.D. Director activates the "Avengers Initiative." He brings together a group of extraordinary individuals: Tony Stark (Iron Man): The genius billionaire. The super-soldier out of time
The team initially struggles to work together. Their clashing egos and Loki’s manipulations lead to a massive confrontation aboard the S.H.I.E.L.D. Helicarrier. After the tragic death of Agent Phil Coulson, the heroes finally find a common cause and realize they must stand together to save the world. The Battle of New York The team initially struggles to work together
It sounds like you're looking for the plot of the 2012 blockbuster . Here is the story breakdown: The Threat After the tragic death of Agent Phil Coulson,
A scientist with a gamma-powered temper.
Master assassins (though Hawkeye is initially brainwashed by Loki). Thor: The God of Thunder who arrives to stop his brother. The Conflict