You unleash a terrible malaise upon your enemies, weakening
their resistance to cold, fire, lightning, and thunder.

Encounter   ✦     Cold, Divine, Fire, Implement, Lightning, Thunder
Standard Action      Area burst 2 within 10 squares

Target: Each enemy in the burst

Attack: Wisdom vs. Reflex

Hit: 2d10 + Wisdom modifier damage.

Effect: Enemies in the burst gains a vulnerability 10 + your Charisma modifier to cold, fire, lightning, and thunder (save ends).

Published in Dragon Magazine 365, page(s) 24.