- An unholy edifice constructed to protect areas important to the Thousand Sons' war effort.
- Protects Strategic Points, preventing the enemy from capturing them until the Listening Post is destroyed.
- May be further upgraded with increased armour and sorcerous weapon systems.
- Contains upgrades to increase the Thousand Sons' overall requisition rate.
- Can utilise the Warp Detonation ability, as a desperate attempt to destroy attacking enemies.
- Effective against Infantry, Heavy Infantry and Vehicles, when upgraded.