Eternal Blade Feature Blade Guide
You home in on your foe, linking your weapon to its life force to improve your accuracy.
Encounter Augmentable, Psionic
Minor Action Close burst 10
Target: The enemy nearest to you in the burst
Effect: Until the end of the encounter, you gain a +2 bonus to opportunity attack rolls against the target, and it grants combat advantage to you while you’re the only creature adjacent to it.Augment 1
Special: If the target drops to 0 hit points during this encounter, you regain the use of this power.
Published in Player's Handbook 3, page(s) 58.