Baldur's Gate 2 - The Twisted Rune Hideout - Solo Mage/Thief

While investigating a sinister house in the Bridge District in Athkatla, Gorion's Ward accidentally discover a portal to a secret base of operations of the Twisted Rune, a organization of liches and other powerful undead spellcasters. There, Gorion's Ward face two of the Runemasters, the powerful Lich know as Shangalar the Black and the vampire Shyressa.