Fire and Fog — Robert E. Vardeman

THERE CAN BE ONLY ONE WINNER IN THIS DUEL OF MAGICS, FOR HE WHO RULES THE CENOTAPH ROAD MUST STAND ALONE...

Possessing a powerful magic able to smash cities and wreck entire worlds, Lan Martak now faces the most dangerous battle of all. With the help of the beautiful Inyx and his trusty companion, the spider Krek, he must strip the evil sorcerer Claybore of his power.

With Claybore's tongue and its spellbinding powers as his own, Lan is armed with a formidable weapon. Yet still the disembodied sorcerer is a ruthless adversary. Acid rain, killer fog, and warring gnomes all block Lan's path. Then he falls into a sensuous trap, lured by a beautiful and seductive pawn in Claybore's evil game...