Lieutenant Icehammer in the Howling Fjord wants you to destroy the Dragonflayer Longhouse, Dragonflayer Dockhouse, Dragonslayer Storage Facility and 8 Dragonflayer Defenders. Return the Harpoon Control Mechanism to him once the task is complete. * Dragonflayer Defender slain: (8) * Dragonflayer Longhouse Destroyed * Dragonflayer Dockhouse Destroyed * Dragonflayer Storage Facility Destroyed * (provided)