Breaking the Shackle

Quick Walkthrough

 * Talk to Vanus Galerion.
 * Find the Great Shackle's power source.
 * (Optional) Rescue imprisoned allies.
 * Reverse the energy flow in the magicka conduits.
 * Enter the Great Mooring.
 * Defend Vanus while he destroys the Shackle.
 * Return to the Hollow City.
 * Enter the Mages Guildhall and talk to Vanus.