Transformed into a harmless animal, your enemy can do nothing but struggle against its useless new form.

Daily   ✦     Implement, Polymorph, Primal
Standard Action      Ranged 10

Target: One creature

Attack: Wisdom vs. Will

Hit: The target is stunned and assumes the form of a harmless, Tiny natural beast or fey beast such as a newt, a turtle, or a mouse (save ends both). As a minor action, you can end the effect, which makes the target subject to the aftereffect.

  Aftereffect: 1d10 + Wisdom modifier damage.

Miss: 1d10 + Wisdom modifier damage, and the target is dazed (save ends)

Published in Player's Handbook 2, page(s) 90.