The Spirit Den is a hidden cave located on the north side of Mistvale Valley. There, you can find Witch Doctor Unbagwa for the quest  [45] Stranglethorn Fever.

v • d • e Subzones of Stranglethorn Vale Bal'lal Ruins · Balia'mah Ruins · Bloodsail Compound · Booty Bay · The Cape of Stranglethorn · The Crystal Shore · Crystalvein Mine · Grom'gol Base Camp · Gurubashi Arena (The Great Arena [ Battle Ring ]) · Jaguero Isle · Janeiro's Point · Kal'ai Ruins · Kurzen's Compound · Lake Nazferiti · Mistvale Valley · Mizjah Ruins · Mosh'Ogg Ogre Mound · Nek'mani Wellspring · Nesingwary's Expedition · Rebel Camp · Ruins of Aboraz · Ruins of Jubuwal · Ruins of Zul'Kunda · Ruins of Zul'Mamwe · The Salty Sailor Tavern · The Savage Coast · South Seas · Southern Savage Coast · Spirit Den · The Stockpile · Tkashi Ruins · Venture Co. Base Camp · Venture Co. Operations Center · The Vile Reef · Wild Shore · Yojamba Isle · Ziata'jai Ruins · Zul'Gurub · Zuuldaia Ruins