Thrackan Sal-Solo was the Cousin of Han Solo and the founder of the Confederacy, he was taken on by Darth Hibir as a Force Sensitive Apprentice despite having very little skill the area of the Force altogether, later after being injured by Jacen Solo on Centrepoint Station when his Great Cousin lost control of the dark side energies he was using he himself gave into the dark side and became a Dark Jedi.