Batman- Gotham's protector. A vigilante who is the protector of the city and is also secretly Bruce Wayne, Billionaire Playboy. Red Robin- Batman's sidekick. Red Robin is secretly Tim Drake. He helps Batman, Nightwing and Catwoman. Catwoman- Master thief. Catwoman is secretly Selina Kyle. She is a thief and sort of works with Batman. Nightwing- Independant hero. Nightwing used to be Robin. He is independant. He is secretly Dick Grayson.