Your blade is coated in a shell of ice, stinging any flesh it comes across.
4e Power Usage::At-Will Primal, Cold
4e Power Action Type::No Action
Personal
Trigger: You make a simple melee attack.
Target: The enemy you hit.
Effect: You do extra cold damage equal to your wisdom modifier, and the enemy loses -2 to will (only once). Level 21: You do 5 + wisdom modifier cold damage.