"Ra.One" is a 2011 Indian superhero film directed by Anubhav Sinha. The story revolves around a video game designer who creates an artificial intelligence villain named Ra.One. When the character comes to life and threatens his family, the designer must find a way to stop him, leading to a battle between good and evil. The film stars Shah Rukh Khan as the protagonist, G.One, and Arjun Rampal as the antagonist, Ra.One. It features a mix of action, special effects, and music, with a notable soundtrack by Vishal-Shekhar. "Ra.One" was one of the early Indian films to explore the superhero genre.