Ruins of Kor'Pul
It has a "dungeon" layout, with darkened corridors connecting rooms that may be lit or dark. It is inhabited by rodents and weak undead.
Its boss is The Shade, a spellcasting undead, who always appears in a special predefined room in the southern part of the third level.
In the alternate zone layout, The Shade has been killed by a gang of bandits but their leader was possessed.
Kor'Pul may have 4 kinds of vaults: circle, amon sul crypt, rat nest, and skeleton mage cabal.