Green Lantern: New Guardians #36

With the unwilling help of Kyle Rayner, Highfather at last gains control of the greatest potential weapon the multiverse has ever known: The Life Equation! But such power was never meant to be controlled, let alone weaponized – not even by a god! And without his powers, Kyle is helpless to prevent the unthinkable!

Characters: Aquaman, Batman, Bekka, Carol Ferris, Cyborg, Darkseid, Gurion, Hal Jordan, Highfather, Kyle Rayner, Paalko, Sinestro, Superman, Wonder Woman, Yekop, Zalla