You open your enemy's mind to the maddening knowledge of unknowable thoughts. Your babbling foe foams at the mouth and lashes out at any of its friends that comes close lest they learn something from its gibberish.

Encounter   ✦     Arcane, Implement, Psychic
Standard Action      Ranged 5

Target: One enemy

Attack: Charisma vs. Fortitude

Hit: 3d10 + Charisma modifier psychic damage.

Effect: Until the end of your next turn, the target must make a melee basic attack as an opportunity action against any enemy of yours that ends its turn adjacent to the target.

Published in Dragon Magazine 393.