The following occurrences happened during 5,150 BBY:
- In a duel to claim the title of Dark Lord of the Sith, the Sith Lord Simus fights against Marka Ragnos, another Sith leader. Despite being decapitated by Ragnos, the warlord Simus uses his mastery of Sith magic to endure, preserving his head within a crystal orb.
- Marka Ragnos ascends to the position of Dark Lord, solidifying his control over the Sith Empire by engaging in swift and merciless military actions against all who opposed him. His unyielding reign would persist for more than a century.