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Justice League: Throne of Atlantis is a 2015 American direct-to-video animated superhero film featuring the DC Comics superhero team the Justice League, which is the 22nd film of the DC Universe Animated Original Movies and the fourth film in the DC Animated Movie Universe. The film is loosely based on the "Throne of Atlantis" story arc from The New 52 written by Geoff Johns and serves as a standalone sequel to 2014's Justice League: War. In the film, Arthur Curry, a half-Atlantean prince, discovers his heritage and aids the Justice League in preventing a war between the surface dwellers and the Atlanteans orchestrated by his half-brother Ocean Master. The film was released for download on January 13, 2015 and was released on Blu-ray and DVD formats on January 27.