You feint and nick the target, inhibiting its movement to set up an even deadlier attack.

At-Will   ✦     Martial, Weapon
Standard Action      Ranged weapon

Requirement: You must be wielding a crossbow, a light blade, or a sling.

Target: One creature

Attack: Dexterity vs. AC

Hit: Dexterity modifier + Intelligence modifier damage, and the target grants combat advantage to you until the end of your next turn.
Level 21: 5 + Dexterity modifier + Intelligence modifier damage.

Published in Martial Power 2, page(s) 57.