Marvel Studios has released updated plot synopsis for Thor: Ragnarok, Black Panther and The Avengers: Infinity War.
Thor: Ragnarok (Nov. 3, 2017):
Thor’s world is about to explode in Marvel’s Thor: Ragnarok. His devious brother, Loki, has taken over Asgard, the powerful Hela has emerged to steal the throne for herself and Thor is imprisoned on the other side of the universe. To escape captivity and save his home from imminent destruction, Thor must first win a deadly alien contest by defeating his former ally and fellow Avengers… The Incredible Hulk!
Black Panther (Feb. 16, 2018):
After the events of Marvel’s Captain America: Civil War, King T’Challa returns home to the reclusive, technologically advanced African nation of Wakanda to serve as his country’s new leader. However, T’Challa soon finds that he is challenged for the throne from factions within his own country. When two foes conspire to destroy Wakanda, the hero known as Black Panther must team up with C.I.A. agent Everett K. Ross and members of the Dora Milaje, Wakanadan special forces, to prevent Wakanda from being dragged into a world war.
The Avengers: Infinity War (May 4, 2018):
As the Avengers and their allies have continued to protect the world from threats too large for any one hero to handle, a new danger has emerged from the cosmic shadows: Thanos. A despot of intergalactic infamy, his goal is to collect all six Infinity Stones, artifacts of unimaginable power, and use them to inflict his twisted will on all of reality. Everything the Avengers have fought for has led up to this moment – the fate of Earth and existence itself has never been more uncertain.