Warriors Orochi 4

Set in a world on the brink of choas, heroes from across the warring states period of japan and the Three Kingdoms era of china successfully defeat the evil Orochi and end his reign. After overcoming their desperate struggle to save the world, our heroes return to their respective eras- or so they think. These two worlds, merged by an unknown entity, are again threatened and the heroes must find the key to restore them and return to their respective homes. 

As they begin to uncover the mystery surrounding their arrival in these new fused lands, their discoveries lead them to one deity: Zeus, the supreme god among gods