"I think that you are skilled enough but my superiors are not quite satisfied. Can you give us another exhibition of your skills? Destroy the clan of Pointed Molars at the region north of the ancient remains. If you do this, my superiors will have to acknowledge you."
Head down to Laksy's Anchor and take the road heading north. Follow the road north until you enter Laksy East. Move northwest to find the Pointed Molars. Kill what you need and then return to Warehouse Keeper Sasha.
"Very good. Much greater than I expected. You have passed the test. We will discuss the details later. First, take this."