Warlock Attack 17Devouring Death
A bolt of black vitriol splashes over your foe, leaving it vulnerable to further acid attacks and to your magic of death and decay.
Encounter Acid, Arcane, Implement
Standard Action Ranged 10
Target: One creature
Attack: Charisma vs. Fortitude
Hit: 2d8 + Charisma modifier acid damage. Until the end of your next turn, the target gains vulnerable 10 acid and vulnerable 10 necrotic.
Dark Pact: The target loses any resistance to acid or resistance to necrotic until the end of your next turn.
Published in Arcane Power, page(s) 82.