Kazrali the Witch

Kazrali the Witch was a goblin warlock trainer located in the Goblin Slums of Orgrimmar along with her imp. She could be found conversing with Conjurer Mixli.

She is not present after the Goblin Slums became the Orgrimmar Embassy.

Quotes
You gotta love Fel energy: Cheap, renewable, and guaranteed to blow things up. Sure, you risk losin' your eternal will to Unimaginable Horrors from Beyond Time and Space, but hey, risk versus reward!
 * Warlock

Now, what did you wanna see me about, hmmm?

Look. You don't even WANNA know the sorta stuff I could teach ya.
 * Non-warlock

Seriously. It'd melt yer brain. Go play nice somewhere else.