Inflicts increasing agony on the target, causing up to [ 54 + 203.6% of Spell Power ] Shadow damage over 18 sec. Damage starts low and increases over the duration. Refreshing Agony maintains its current damage level.
Agony damage sometimes generates 1 Soul Shard.
Suffering [ 1 + 3.77% of Spell Power ] Shadow damage every 2 sec. Damage increases over time.
|Global Cooldown||None||Cooldown Category||None|