Millions of Christians believe that Jesus is the son of God, born of a mortal virgin, that he rose from the dead and will return to judge humankind. All of these attributes of Jesus, though, and many more, are also identified with a long line of pagan god-men, including Osiris of Egypt and Dionysus of Greece, associated with the ancient Mystery Religion. Replete with power struggles and forged documents, here is startling evidence that Christianity began as a Jewish adaptation of this pagan belief.