You vanish from your foe's sight, only to appear out of nowhere and strike a devastating blow.

Daily   ✦     Martial, Weapon
Standard Action      Melee weapon

Requirement: You must be wielding a light blade.

Target: One creature

Attack: Dexterity vs. Will

Hit: 6[W] + Dexterity modifier damage, and you have combat advantage against the target until the end of your next turn. You become invisible, and you shift up to 5 squares to a square adjacent to the target. You reappear at the start of your next turn.

Miss: Half damage, and you have combat advantage against the target until the end of your next turn. You can shift 1 square to a square adjacent to the target.

Update (10/4/2011)
Updated in Class Compendium.

Published in Player's Handbook, page(s) 125, Class Compendium.