The Black Stalker is the greatmother of the spore walkers and a villain in the Warcraft universe. The Black Stalker is the final boss of The Underbog. The stalker can be tamed by adventurers.
The Stalker is the mother of the spore walkers in Zangarmarsh and has lived for centuries. She joined Illidan and his naga and made a settlement underwater where her offsprings help the naga. A group of adventurers confronted the Stalker and killed her.