Alien vs. Predator: Armageddon (The Rage War)

Book three in the Rage War trilogy. Having fled centuries before, the Rage return to take revenge and claim the planet for their own. Now through a deal struck with the unlikeliest of allies, the human race may rely on the Predators to ensure mankind's ultimate freedom. Yet even the combined might of the two races may not be enough. The fate of the Earth may rest with a single android—Liliya of the Rage.