Heroic: The Slave Pens is a dungeon & raids achievement earned for defeating the final boss of the Slave Pens instance on heroic difficulty.
See also[]
Patch changes[]
- Patch 3.0.2 (2008-10-14): Added.
Heroic: The Slave Pens is a dungeon & raids achievement earned for defeating the final boss of the Slave Pens instance on heroic difficulty.