Final crisis revelations

"Crispus Allen was once a Gotham City detective, working day and night for justice. Now he deals out justice of a different, deadlier kind. He is the Spectre, the Wrath of God, and his power over evil is absolute. Until now. A new god - Darkseid - has arisen on Earth, and against his limitless evil, even the almighty Spectre is powerless. Now an ancient cult whose only religion is crime seeks to cement his rule by raising Cain, humankind's first...