You slip up behind your enemy and slash across its back.

Daily   ✦     Martial, Reliable, Weapon
Standard Action      Melee weapon

Requirement: You must be wielding a light blade.

Effect: Before the attack, you shift your speed.

Target: One creature

Attack: Dexterity vs. Reflex

Hit: 4[W] + Dexterity modifier damage, and ongoing 10 damage (save ends).

Published in Martial Power 2, page(s) 68.