Greek general Themistokles attempts to unite all of Greece by leading the charge that will change the course of the war. Themistokles faces the massive invading Persian forces led by mortal-turned-god, Xerxes and Artemesia, the vengeful commander of the Persian navy.

Perseus, a demigod and the son of Zeus, battles the minions of Hades and the Underworld in order to stop them from conquering Olympus and Earth.