After saving the Guardians of the Universe from a Red Lantern invasion, Hal Jordan and his fellow Green Lanterns Kilowog, Tomar-Re and Aya discover an even greater evil that threatens to extinguish all life! Follow the Lanterns back on board the Interceptor in an interstellar race to destroy the murderous, mechanical Manhunters, aid Saint Walker and his new Blue Lanterns and stop the planet-eating Anti-Monitor. Along the way they again encounter the Star Sapphires, meet DC fan favorites Guy Gardner, Sinestro Larfleeze and more.