A gigantic purple genocidal maniac with the intention of wiping out half of all life in the universe may have eventually gotten the band back together, but it looked like the Avengers were over for good following the events of Captain America: Civil War, where former friends Steve Rogers and Tony Stark had seen their relationship fractured by the Sokovia Accords before being blown apart by the revelation that Cap knew that Bucky was responsible for the murder of Tony's parents.