Your strike creates a tone that resonates within your opponent, disrupting its defenses.

Encounter   ✦     Arcane, Weapon
Standard Action      Melee weapon

Target: One creature

Attack: Charisma vs. AC

Hit: 3[W] + Charisma modifier damage. Until the end of your next turn, the target takes a penalty to AC and Reflex equal to your Intelligence modifier.

Published in Dragon Magazine 383, page(s) 55.