Wrath of Battle is a 19th level Wizard Daily power that was introduced in the Heroes of the Fallen Lands.
Wrath of Battle
Wizard Attack 19
With a shout, you tap deep into your foes' hearts and minds, forcing them to turn on each other with devastating results.
Area burst 2 within 20 squares
Target: Each enemy in the burst
Effect: You slide each target up to 3 squares, and then each target makes a melee basic attack against a creature of your choice as a free action. If that attack misses, the target of this power takes 15 psychic damage.