Haunt 100% Hit Chance The user transforms into an unholy spirit and enters the target, dealing 10 Undead damage every round. While haunting a target, the user is considered dead. Undead. 4 round duration. 100% Accuracy. cooldown. 4 round duration. 100% Accuracy.
Before haunt didn't have a cooldown and cooldowns don't tick down when your pet is in Haunt mode. Pretty sure this is going to break a few Unborn Val'kyr builds.
Souce : MMO champion.