Robert Downey Jr. is a beloved actor known for his roles in films such as Chaplin, Tropic Thunder, and of course, the Marvel Cinematic Universe's Iron Man. Downey's portrayal of Tony Stark, the billionaire industrialist and genius inventor who becomes the armored Avenger, has become iconic in pop culture. Here are a few reasons why we love Robert Downey Jr. as Iron Man: He brings humor and charm to the character: One of the things that sets Downey's portrayal of Tony Stark apart from other superheroes is his quick wit and sense of humor. Downey brings a natural charm to the role, making Stark an enjoyable character to watch on screen. He has a great character arc: In the first Iron Man film, Tony Stark is a selfish and arrogant playboy who must confront his own mortality and the consequences of his actions. Over the course of the subsequent films, we see Stark grow and evolve as a character, becoming more selfless and heroic. Downey's nuanced performance helps to brin...