Armor Splinter
Ranger Attack 13
You attack the weak spots in your opponent’s armor, not only dealing damage but also leaving your prey vulnerable to later attacks.
Melee weapon
Requirement: You must be wielding two melee weapons.
Target: One creature
Attack: Strength vs AC (main weapon and off-hand weapon), two attacks
Hit: 1[W] + Strength modifier damage per attack. If one attack hits, the target takes a penalty to AC equal to your Wisdom modifier until the end of your next turn. If both attacks hit, the target takes a penalty to AC equal to 2 + your Wisdom modifier until the end of your next turn.
Armor Splinter is an encounter power available to rangers at the 13th level.[PH:109]