Darth Umbra was a Sith Sorceress , Master Geneticist and Prefect of Sorcery of the Trayus Academy. Born in 120 ABY she trained under Darth Nefarious with the One Sith before going into cryo stasis for a Hundred years. being revived she lost most of her memories due to a malfunction in the stasis process. and had to regain them via renewed Sith training, and research. Eventually she retrieved her memories. Restored, she rose to prominence as the student of Darth Aran, the then Shadow Lord of Xagobah. Taking his place after he returned to Byss, she began expanding her influence throughout the Mayagil Sector, eventually joining the Trayus Academy and becoming their Prefect of Sorcery.Later Ascending to Rule Rhelg, as Wife of the Underduke Darth Altus, and Scion of the House Kressh,and Headmis