Once Mogo is freed , he shoots a rock which knocks out Despero .
Batman , summoned by Hal 's ring , as well as Green Lanterns Guy Gardner , Sinestro , and G'nort , band together to free Mogo and defeat Despero .
Once Mogo is freed , Despero shoots a rock which knocks out Despero .
Batman , summoned by Hal 's ring , as well as Green Lanterns Guy Gardner , Sinestro , and G'nort , band together to free Mogo and defeat Despero .