Following the complete destruction of his home town Coast City by the villain Mongul, Hal Jordan descended into madness, destroying the Green Lantern Corps, killing his friend Kilowog and all of the Guardians except for Ganthet.
Hal Jordan descended into madness. This was following the complete destruction of his home town Coast City by the villain Mongul. Hal Jordan was destroying the Green Lantern Corps. This was following the complete destruction of his home town Coast City by the villain Mongul. Hal Jordan was killing his friend Kilowog except for Ganthet. This was following the complete destruction of his home town Coast City by the villain Mongul. Hal Jordan was killing all of the Guardians except for Ganthet. This was following the complete destruction of his home town Coast City by the villain Mongul.