Bio: The daughter of Trigon the Terrible and an unknown woman. After her mother escaped with her,Raven was raised in Azarath before fleeing to Earth in order to protect Azarath from Trigon and evading her father on her own, until she was brought back to Trigon by the Phantom Stranger. From then on she is known as Raven throughout her appearences.
While serving Trigon Raven established an image as his daughter fighting alongside demons in battle and seemingly sharing his views. However she has been watching the Teen Titans, and apparently joined them upon Trigon's appearence on earth.
Notes: She is the only daughter of Trigon, even though he has spawned children on all words he conquered. Her mother is also the only one he left alive, because he wanted her to learn the ability to create via the ability to love.