You appear as if from nowhere, skewer your adversary, and then fade away.

Daily   ✦     Martial, Weapon
Standard Action      Melee or Ranged weapon

Target: One creature that is surprised or unaware of your presence

Attack: Strength vs. AC (melee) or Dexterity vs. AC (ranged)

Hit: 3[W] + Strength modifier + Wisdom modifier damage (melee) or 3[W] + Dexterity modifier + Wisdom modifier damage (ranged), and you can shift 2 squares. If you were hidden from the target when you made the attack, you remain hidden if you have any cover or concealment.

Miss: Half damage, and you can shift 1 square. If you were hidden from the target when you made the attack, you can make a Stealth check with a +2 bonus to remain hidden if you have any cover or concealment.

Published in Martial Power, page(s) 50.