Superman finds a photograph of Curry and a letter revealing Arthur is half-Atlantean. Batman and Superman locate Shin's home and his destroyed research. Black Manta uses a craft disguised as a US Navy submarine to attack Atlantis using the stolen missiles to frame the humans.

Orm wishes to attack first, but Atlanna silences him and asks Mera to bring Arthur Curry (her other son) to Atlantis. Orm blames the Justice League for his father's death, while Queen Atlanna blames Darkseid. In Atlantis, Prince Orm and Black Manta meet with Orm's mother, Queen Atlanna, where they argue over declaring war on the humans. Batman and Superman decide to meet Atlantis-expert Stephen Shin. Diana identifies the enemy as warriors from Atlantis, beings turned into underwater creatures by their king's mystical trident. Cyborg, Flash, Shazam, Superman, Wonder Woman, Green Lantern, and Batman inspect the recovered California. He teleports to the sub via a Boom tube, finds hand prints on the hull and discovers that nuclear missiles are missing.

Labs, the Justice League's headquarters, Cyborg is given the news by Colonel Steve Trevor. While on patrol in the Atlantic, the entire crew of the nuclear submarine USS California is killed by an unknown attacker. Jason O'Mara, Christopher Gorham, Sean Astin, Shemar Moore, Steven Blum, George Newbern, and Melique Berger reprise their respective roles from Justice League: War, while Nathan Fillion reprises his role as Green Lantern / Hal Jordan from Green Lantern: Emerald Knights, Justice League: Doom and Justice League: The Flashpoint Paradox. The film was released for download on Januand was released on Blu-ray and DVD formats on January 27. 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 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. Justice League: Throne of Atlantis is a 2015 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.

Aquaman the atlantis chronicles