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Avenging Charge
Ranger Attack 3

You take advantage of an enemy's opening while it focuses on your ally.

Melee weapon

Trigger: An enemy attacks your ally
Effect: You charge the triggering enemy and make the following attack in place of a melee basic attack.

Target: The triggering enemy

Attack: Strength vs. AC

Hit: 2[W] + Strength modifier damage

Avenging Charge is an encounter power available to rangers at the 3rd level.[MP2:35]