As the Avengers assemble on the purple carpet, Mark Ruffalo warns that Marvel fans will be 'deeply upset' after the finale.
Marvel fans have been warned that the finale of Avengers: Endgame will leave fans 'in a state of grief'.
The premiere of the last in 22 Marvel films over 11 years saw Scarlett Johannson and Brie Larson steal the show on the purple carpet, as the Avengers cast assembled for a last time.
Mark Ruffalo, who plays Bruce Banner and his alter ego, The Hulk, has spoken out about the ending, which is expected to bring closure to fans who have been following the series for more than a decade.
Endgame is a direct sequel to 2018's Infinity War, which finished with half of life in the universe being wiped out due to the actions of super villain Thanos.