• Through the Ice
• Climate of Change
• Cluster
• Spider Legs
• Mute
• Awares
• Viscous Circle
• Knot Gneiss
• Robot Adept
• Total Recall
• Luck of the Draw (Xanth)
• The Metal Maiden Collection
• Demons Don’t Dream
• Prostho Plus
• Bearing an Hourglass
• Race Against Time
• Geis of the Gargoyle
• Pornucopia
• Out of Phaze
• Dragon on a Pedestal
• Cautionary Tales
• Flytrap
• Wielding a Red Sword
• Beetle Juice
• God of Tarot
• Kirlian Quest
• Zombie Lover
• Centaur Aisle
• Chthon
• The Secret of Spring
• Shepherd
• Split Infinity
• Aliena Too
• Neq the Sword
• WereWoman
• To Be a Woman
• On a Pale Horse
• With a Tangled Skein
• Five Portraits
• Dream a Little Dream
• Thousandstar (#4 of the Cluster series)
• Castle Roogna
• The Source of Magic
• Faun and Games
• A Spell for Chameleon (Xanth 1)
• Serpent's Silver
• Swell Foop
• Juxtaposition
• Var the Stick
• Ogre, Ogre (Xanth 5)
• The Magic Fart
• On A Pale Horse
• Blue Adept
• [Kelvin 03] - Chimaera's Copper (with Robert E. Margroff)
• Night Mare
• Vale of the Vole
• Chaining the Lady
• Volk
• SOS the Rope
• Shame of Man
• Phthor
• Letters to Jenny
• Gutbucket Quest
• MacRoscope
• Being a Green Mother
• Well-Tempered Clavicle
• Golem in the Gears
• Unicorn Point
• For Love of Evil
• Aliena
• Man From Mundania