Rhybor has been liberated ... for now. But the vengeful Kauri will return. King Helion knows the clock is ticking, and that Rhybor's shapeshifting wehrdragons can't defeat the Kauri cyborgs alone. But the Kauri don't just threaten Rhybor. The aliens' bold plan to 'optimise' the universe makes them a threat to everyone - so a galactic response is paramount. As the king of Rhybor races to build his...