Either this is a typo or blizzard went full retard mode. 100% damage reduction for 10 sec? Seems legit.Power Word: Barrier Summons a holy barrier on the target location that reduces all damage done to friendly targets by 25% 100%. While within the barrier, spellcasting will not be interrupted by damage. The barrier lasts for 10 sec. Priest - Discipline Spec. 6.3% of Base Mana. 40 yd range. Instant. 3 min cooldown.