Precision CutSwordmaster Attack 11
You slip your blade past an enemy's armor and slice your foe just so, leaving a bleeding gash.
Encounter ✦ Martial, Weapon
Standard Action Melee weapon
Target: One creature
Attack: Strength vs. Reflex
Hit: 3[W] + Strength modifier damage.
Special: When you make an opportunity attack, you can use this power in place of a melee basic attack.
Published in Player's Handbook, page(s) 88, Class Compendium.