Location: This quest takes place in Redridge Mountains. Follow up on Quest: Krakauer

Shortly: Krakauer in Render’s Camp cave wants you to kill Overlord Barbarius and recover the Blackrock Lever Key to free Danforth.

How to: to find Barbarius head deeper into the cave. The easiest way would be to follow the water flow… Since you will have 3 elites on your side, the fight should be easy.

The Reward is 250 reputation with Stormwind.