You contain your foe, enabling one of your allies to move behind it.

Encounter   ✦     Martial, Weapon
Standard Action      Melee weapon

Target: One creature

Attack: Strength vs. AC

Hit: 2[W] + Strength modifier damage.

Effect: You slide one ally adjacent to the target up to 5 squares to another square adjacent to the target. You can slide the ally through the target's space.

Published in Player's Handbook, page(s) 148, Class Compendium.