Darth Lues, born Lues Ragnos and also known as Lord Lues or simply Lues, was a Dark Lord of the Sith by the time of the Jedi Civil War. He became a skilled warrior over very short time and was born on Dromund Kass, he was the biological descendant of Marka Ragnos and therefore he was extremely powerful in the Darkside of the Force, having both human and Sith genetics.