Skill description
Reinforce your shield, allowing you to automatically block all attacks at no cost for 6 seconds. Your One Hand and Shield costs are reduced by 100% while active.
New effect
Your One Hand and Shield costs are reduced while active.
Shield Discipline is a skill located in the One-Handed and Shield (which can be found in the Weapon skill tree). Shield Discipline is an ultimate. Shield Discipline is a morph of Shield Wall.
ESO Skillbook