A spirit of iron impales your foe with an iron spike, then creates an area where your allies can stand fast.

Daily   ✦     Implement, Primal, Zone
Standard Action      Ranged 10

Target: One creature

Attack: Wisdom vs. Fortitude

Hit: 3d10 + Wisdom modifier damage, and the target is immobilized (save ends).

Miss: Half damage, and the target is immobilized until the end of your next turn.

Effect: The attack creates a zone that is a burst 5 centered on the target. The zone lasts until the end of the encounter. While within the zone, any ally gains a +2 power bonus to AC and can negate being pulled, pushed, or slid.

Published in Player's Handbook 2, page(s) 130.