Darkseid is the ruler of the arcade Apokolips.
In Final Crisis, Darkseid has begun to take over Earth and corrupt the Multiverse with the aid of his herald Libra, a reborn supervillain and antichrist-like figure who soon converts much of the Secret Society of Super Villains to his cause with the aid of the Crime Bible and the Holy Lance
 Superman breaks free of Darkseid's influence and confronts him on Apokolips

