The Green Lanterns battle the Guadians of Oa and the Third Army, but who will win and at what cost? And as First Lantern moves on the brightest of the Corps for his reality altering experiments, we learn the shocking fate of Hal and Sinestro.

Originally published in single magazine form as Green Lantern 17-20, Green Lantern Corps 17-20, Red Lanterns 17-20, Green Lantern: new guardians 17-20.