The Seth-Damion bloodline is a line of Force Users that begins with Thadius Seth ca. 25,453 BBY and has recent members such as Sonja Damion and Noval Colton. The tradition is considered Corellian though Thadius' actual planet of origin is unknown. The Seth and Damion names are considered related though Palladus created the Damion line by manipulating the DNA of a Corellian family with his own, using Sith Alchemy