Gusini

Gusini is a jungle troll warlock trainer located at Sen'jin Village in Durotar. He is on the second floor of the largest hut, speaking with Bomsanchu and Parata.

Quotes
Who knows what dark an' horrid tings be gibberin' in de outer darkness... tings dat'd drive a soul mad ta see?
 * Warlock gossip

-We- be knowin'. An' you've come lookin' ta know -more,- haven't ya?