LEGO Marvel Iron Man is a line of LEGO sets based on the Marvel Comics character Iron Man, who is also known as Tony Stark. Iron Man is a superhero and a member of the Avengers, a team of superheroes who defend the world from various threats. The LEGO Marvel Iron Man sets feature minifigures, vehicles, and builds based on the character and his adventures. The LEGO Marvel Iron Man sets are part of the LEGO Marvel Super Heroes theme, which includes a variety of sets based on Marvel Comics characters and storylines.