Darth Abeonis, previously known as Jasca Ducato, was a Human male and Dark Lord of the Decreton Empire who ruled over the Sith Order of Decreto shortly before the rise of Darth Krayt. He was considered by many to be the amongst the most powerful Sith Lords to have ever existed. Darth Abeonis was a former Jedi Knight of considerable strength, who fought with skill through the Yuuzhan Vong War and Swarm War before being swayed towards the dark side of the Force. After a short stint as the self-proclaimed Dark Lord of the Sith, Ducato returned to the light. Several years later, Ducato and the crew of his flagship, The Soiyo, were tasked with exploring the Unknown Regions in order to assist the Galactic Federation of Free Alliances. It was during these travels that Jasca Ducato finally ceased