Tracking Shot
Ranger Attack 15
You use this shot to size up your enemy, gaining insight you need for further attacks.
Ranged weapon
Target: One creature
Attack: Dexterity vs. AC
Hit: 3[W] + Dexterity modifier damage
Effect: Until you hit the target again or until the end of the encounter, you gain a power bonus to attack rolls against the target equal to your Wisdom modifier.
Tracking Shot is a daily power available to rangers at the 15th level.[MP:52]