Nyssa Raatko (Arabic: نيسا رعتكو), also known as Nyssa al Ghul, is a supervillainess in DC Comics. Nyssa Raatko was created by Greg Rucka and Klaus Janson for the Batman series of comic books. She is an enemy of Batman. She is the daughter of Ra's al Ghul and the half-sister of Talia al Ghul. Nyssa made her first live-action appearance as a recurring character on the Arrowverse television series Arrow starting in the second season, played by Katrina Law. She also appeared in the final season of Gotham, portrayed by Jaime Murray.