Voidform

Bombards your target with a Void Volley and twists your Shadowform with void magic, increasing your spell damage by 20% for 20 sec. During Voidform, Void Volley replaces this spell and can be used up to 3 times. Void Volley Releases a volley of pure void energy, firing 10 bolts at your target and 1 bolt at all enemies within 10 yards of your target for 362 Shadow damage. Generates 10 Insanity.