After years of faithful service, Hal rebelled against the Guardians when they refused to let him change history and restore Coast City after Mongol destroyed it. Unbeknown to anyone, Jordan was infected by the fear parasite Parallax, which had been imprisoned for eons in the Central Power Battery on Oa. It drove Hal to attack hundreds of his comrades, stealing their power rings as he stormed across the universe to a titanic confrontation with the Guardians' last hope—a freed and restored Sinestro.