The League of Assassins is a group of supervillains appearing in American comic books published by DC Comics. The group is depicted as a collective of assassins who work for Ra's al Ghul, an enemy of the superhero Batman. The group appeared in Strange Adventures #215, but did not become officially known as the League of Assassins until Detective Comics #405.
The League of Shadows in the film Batman Begins
The Leagues of Assassins (top) and Shadows (bottom) as they appear in the Animated Continuity. Art by Rick Burchett.
Ra's al Ghul 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".
Cover of Batman #232 (June 1971), the first appearance of Ra's al Ghul. Art by Neal Adams.
Ra's al Ghul returns from the dead. Art by Tony Daniel.
Ra's al Ghul returns in the form of his own son Dusan al Ghul, Arabic: دوسان الغول, "The White Ghost". Art by Ryan Benjamin.
Matt Nable as Ra's al Ghul in Arrow.