D&D4 Wiki
Thwarting Shot
Ranger Attack 3

Your cutting projectile discombobulates your adversary for a moment.

Ranged weapon

Target: One creature

Attack: Dexterity vs. Fortitude

Hit: 1[W] + Dexterity modifier damage, and the target is slowed and takes a -2 penalty to attack rolls until the end of your next turn.

Thwarting Shot is an encounter power available to rangers at the 3rd level.[MP:47]