UNIT has fought the Vulpreen on their world and in small numbers on Earth. Now Kate, Osgood and their team stand ready for the greatest confrontation of all. A warning has been received — the Vulpreen are coming, in force. And their objective is the conquest of the planet.
THE VULPREEN ENCOUNTER BY ANDREW SMITH
BY JACQUI MCGEE BY LISA MCMULLIN
AXOS UNLEASHED BY KATHARINE ARMITAGE
TIME OF THE VULPREEN BY ROLAND MOORE