Your ally attacks with incredible speed, becoming a blur of motion.

Daily   ✦     Arcane
Standard Action      Ranged 10

Target: One ally

Effect: The target makes four basic attacks as a free action. No more than two of the attacks can be against a single target.

Update (6/14/2010)
At the end of the Effect entry, add “No more than two of the attacks can be against a single target.”

Published in Player's Handbook 2, page(s) 75.