Gulg Hunter Practice [Arena Fighting]

Heroic Tier
Prerequisite: Any martial class
Benefit: You gain a +3 feat bonus to Athletics checks.
    When you use a power associated with this feat and hit an enemy with it while you have concealment, one ally you can see can shift 1 square as an opportunity action.

Associated Powers: Footwork Lure, Gloaming Cut, Intuitive Strike, Nimble Strike

Published in Dark Sun Campaign Setting, page(s) 109.