- Dark Eldar Headquarters building.
- Produces: Tortured Slaves, Mandrakes, and the Haemonculus.
- Contains Planetary Raid and Planetary Strike researches that unlock new units and technologies.
- Contains research that grants abilities to Dark Eldar buildings.
- Projects a Control Area around itself, allowing other buildings to be built near it.
- Escalates the engagement to the Planetary Strike state.
- Planetary Strike allows for the production of more advanced buildings, units, and vehicles.