The Ancient One warns that removing stones creates branching timelines, but Bruce Banner (now fused as "Professor Hulk") negotiates a fix. When past-Thanos (2014) discovers the plan, he pilots his warship to 2023. What follows is the iconic "Portals" scene. As Captain America stands alone, his shield broken, bleeding, facing Thanos’s entire army, Sam Wilson’s voice crackles over the comms: "On your left." Then, hundreds of circular portals open. The fallen return. Wakandans, Asgardians, Sorcerers, the Guardians, and the army of the dead unite. Cap whispers, "Avengers... assemble."
The surviving Avengers—Captain America, Black Widow, Thor, Bruce Banner, and the rescued Tony—locate Thanos on a garden planet. They kill him, but discover he destroyed the stones. Five years pass. The world is a muted, depressed version of itself. Thor becomes a fat, beer-bellied recluse; Clint becomes a vigilante killer. Avengers- Endgame -2019-
Unlike typical action movies, Endgame spends its final 40 minutes saying goodbye. The Ancient One warns that removing stones creates