Ra's al Ghul

Ra's al Ghul (Arabic: رأس الغول, romanized: Raʾs al-Ġūl) is a supervillain appearing in American comic books published by DC Comics, commonly as an adversary of the superhero Batman. Created by editor Julius Schwartz, writer Dennis O'Neil, and artist Neal Adams, the character first appeared in Batman #232's "Daughter of the Demon" (June 1971). Most notable as the leader of the League of Assassins, Ra's al Ghul's name in Arabic means "Head of the Ghoul". He is the son of Sensei; the father of Talia al Ghul, Ali al Ghul, Nyssa al Ghul, and Dusan al Ghul; and the maternal grandfather of Damian Wayne, who is the biological son of Bruce Wayne/Batman and Talia.