Justice League: Throne of Atlantis(2015)

Cyborg discovers an imminent threat in the depths of the oceans that is so powerful that it prompts the formation of a new "Justice Alliance". Thousands of meters above the surface of the ocean, there is a wandering person named Arthur Curry with strange powers and it could be the last chance to connect the ancient world of Atlantis with our world. Superman, Batman, Wonder Woman and other members of the Justice League must work together and face the Orm, an army of sea creatures with otherworldly and extremely dangerous weapons...