The 72 Demon Kings, who received the order to destroy the earth, each went through a trial by the Great Demon King Astrea. Those who passed the trial earned the title of Demon King, and each Demon Kin...more

The 72 Demon Kings, who received the order to destroy the earth, each went through a trial by the Great Demon King Astrea. Those who passed the trial earned the title of Demon King, and each Demon King was granted special powers by the Great Demon King. So far, each Demon King had been granted extraordinary abilities.