Warning: Contains spoilers for Shang-Chi.
Smart Hulk was introduced in Avengers: Endgame, but now, Bruce Banner (Mark Ruffalo) wants to return to his human form — why? After their loss to Thanos (Josh Brolin) in Avengers: Infinity War, the surviving Avengers spent the next five years differently. Iron Man (Robert Downey Jr.) fully checked out from his superhero roles and focused on family. Black Widow (Scarlett Johansson) others kept holding out hope that there was a way to undo the decimation.
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