You call on protecting spirits to harry your foes.

Encounter   ✦     Primal
Minor Action      Close burst 1

  Level 11: Close burst 2

  Level 21: Close burst 3

Target: Each enemy in the burst

Effect: You push each target 1 square, and each target is slowed until the end of your next turn.

Published in Player's Handbook 3, page(s) 118.