He has turned over his shield, and recently broke some imprisoned Avengers out of their holding cells.
What do we know about The Avengers: Infinity War?
Well, after the events of Captain America: Civil War, the core Avengers are at odds.
What they do after that is anyone’s guess, but we do know that a major threat is coming in Thanos, and that, alone, should bring the Avengers back together, against a galactic force.