Summons a single-use Battle Station. Can only be summoned at a Siege Stronghold or Battle Station during a Siege. It will age and vanish completely 90 minutes after being summoned. Siege equipment can only be summoned every 10 minutes.
Can be driven like a Siege Tower until it is Deployed. A Deployed Battle Station gains four offensive cannons and allows siege equipment to be summoned nearby. Battle Stations cannot be moved once they have been deployed.