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Herd the Prey
Ranger Attack 13

Nipping at an adversary, your beast forces that foe toward your waiting weapon.

Melee beast 1

Target: One creature

Attack: Beast's attack bonus vs. Fortitude

Hit: 1[B] + beast's Strength modifier damage, and your beast companion can shift 2 squares toward you and then pull the target 2 squares. The target grants combat advantage to you until the end of your next turn.

Beast: If your companion is a lizard, a snake, a spider, or a wolf, the attack deals extra damage equal to your Wisdom modifier.

Herd the Prey is an encounter power available to rangers at the 13th level.[MP:50]