It's One Year Later...and Hal Jordan is about to embark on one of his greatest challenges ever! Join writer Geoff Johns and new series art team Ivan Reis & Marc Campos for Part 1 of "Revenge of the Green Lanterns!" Who is the Grandmaster of the Manhunters? What is the Igneous Man? Where is Sinestro? And why will the most unlikely of sons become one of Hal Jordan's greatest enemies?