Scott Lang is a fictional character in the Marvel Comics universe, primarily known as the superhero Ant-Man. He first appeared in The Avengers #181 in 1979. Scott is a former thief who becomes the Ant-Man after stealing a suit that allows him to shrink in size while gaining superhuman strength. He is often portrayed as a relatable and humorous character, balancing his superhero duties with his responsibilities as a father. In the Marvel Cinematic Universe, Scott Lang is portrayed by actor Paul Rudd. He plays a key role in several films, including Ant-Man, Captain America: Civil War, and Ant-Man and The Wasp. Scott's journey involves redemption, as he seeks to prove himself as a hero while navigating challenges in both his personal and superhero life.