Chaos Mode (Mode, #3) by Anthony, Piers 1994 Hardcover Dust Jacket USED
Fantasy, 300 pages
Colene, Darius, and the magnificent telepathic horse, Sequiro, travelling companions from Virtual Mode and Fractal Mode, face their most dangerous adventure ever as they pass freely from one universe to the next. They joined by a most unlikely companion: Burgess, a tentacled creature from a world where evolution went entirely differently from the path it took for us. And their travels take them to a place that in some ways is the strangest of all a place called Earth.