Madame Sorticia, a powerful medusa illusionist, runs the Basilisk Bordello in the Bastion of Last Hope, using her wiles, her magic, and her bevy of illusioned night hags to beguile and manipulate all the most powerful men (drider/slaadi/yugoloth/etc) in the Bastion.
Black Bulwie, a fallen paladin raising a half-dragon army in a secret base on the fifth level of Hell, using old-fashioned breeding techniques involving hostages and five enslaved chromatic dragons.
Kivasha, an ancient lich, who--tired of living forever with nothing but zombies and vampires for company--seeks the lost Book of the Red Witch and Tome of the Blue Angel in order to perform a ritual that will return her to a young, mortal body by casting her "undeadness" on another.