Avengers: Endgame is a 2019 superhero film and the culmination of the Marvel Cinematic Universe's Infinity Saga. Robert Downey Jr. reprises his role as Tony Stark/Iron Man, who plays a pivotal role in the film's plot. The movie follows the remaining Avengers as they attempt to reverse the damage caused by Thanos in Avengers: Infinity War. Avengers: Endgame became the highest-grossing film of all time and received critical acclaim for its emotional storytelling and epic conclusion.