Sentinel

Call upon the Light and gain 15 stacks of Divine Resolve, increasing your maximum health by 1% and reducing your damage taken by 2% per stack for 20 sec. After sec, you will begin to lose 1 stack per second, but each 3 Holy Power spent will delay the loss of your next stack by 1 sec.

While active, your damage and healing are increased by 10%, and critical strike chance is increased by 10%.