If the blow you just delivered wasn't enough to get your foe's attention, your menacing growl cannot be ignored.

Encounter   ✦     Primal
Free Action      Personal

Trigger: You hit an enemy and don't reduce it to 0 hit points

Target: The enemy you hit

Effect: You mark the target until the end of your next turn. Until the mark ends, you and the target deal 1d8 extra damage against each other.

Published in Primal Power, page(s) 13.