During the Age of the Empire, the Galactic Empire operated a black-site prison on the Hyborean Moon. The Imperial Security Bureau Agent Romwell Krass Junior regarded the posting as a comfortable one and arranged for his friends to be transferred there. Following the Battle of Endor, the New Republic attacked the Hyborean Moon. New Republic forces stormed the prison and Romwell Krass was forced to flee offworld.
- Aftermath: Life Debt (First mentioned)