Your previous devastating blow grants you an opening to strike again, and a chance to use your rage for invigoration

Encounter   ✦     Primal
Free Action      Personal

Trigger: You score a critical hit with a barbarian attack power and haven't used Rampage this round

Effect: In place of making a melee basic attack as a result of Rampage, you can use furious calm, even if you have already used that power during this encounter.

Published in Primal Power, page(s) 27.