Robert Downey Jr. had an iconic response to getting cast in Avengers: Doomsday. The actor, who famously bowed out as Tony Stark in Avengers: Endgame, was called by Kevin Feige with the news.
"His exact words were: 'I played the best hero, I can play the best villain,'" Feige revealed at the Bilibili World 2026 convention in Shanghai, China. What a response, right?