Drums of Despair (4e Power)

Drums of Despair	Wizard Attack 9
You create the sound of oppressively loud war drums. Those that hear it are filled with dread and despair.
Daily  Arcane, Implement, Psychic, Zone
Standard Action	Area burst 2 within 20 squares
Attack: Intelligence Vs. Will
Hit: 2d8 + Intelligence modifier psychic damage and the target is weakened (save ends).
Miss: Half damage and the target suffers a -2 penalty to damage rolls (save ends).
Effect: The burst creates a zone of loud sound that lasts until the end of your next turn. Enemies that start their turn in the zone or move into it take a -2 penalty to attack rolls and cannot communicate. As a move action you can move the zone up to 6 squares.
Sustain Minor: The zone persists.