You follow your successful swing with a quick strike from your off hand.

At-Will   ✦     Martial, Weapon
Free Action      Melee weapon

Requirement: You must be wielding two melee weapons.

Trigger: You hit with a melee basic attack on your turn.

Target: One creature

Attack: Dexterity vs. AC (off-hand weapon)

Hit: 1[W] + Dexterity modifier damage.

Special: You can use this power only once per round.

Published in Heroes of the Forgotten Kingdoms, page(s) 181.