At your command, the shadows reach out, grab hold of your foes, and wreath the area in darkness.

Encounter   ✦     Arcane, Illusion, Implement, Psychic
Standard Action      Area burst 1 within 10 squares

Target: Each creature in the burst

Attack: Intelligence vs. Will

Hit: 1d8 + Intelligence modifier psychic damage, and target is slowed until the end of your next turn.

Effect: Shadows writhe in the designated area and continue until the end of your next turn. Any creature that enters the area of the grasping shadows takes psychic damage equal to your Intelligence modifier and is slowed until the end of its next turn. A creature can take this damage only once per turn.

Update (2/17/2012)
Changed in December 2011 updates.

Published in Arcane Power, page(s) 102.