The team soon discovers that the throne of Atlantis, a powerful artifact that has the ability to control the oceans, has been stolen by the villainous David Hyde. Hyde, a former employee of the tech company, S.T.A.R. Labs, had been experimenting with the DNA of Aquaman and eventually becomes the half-human, half-Atlantean hybrid, known as the "New King of Atlantis".

The film features a mix of action, adventure, and humor, with a style and animation that is similar to other DC Animated Movies. The film's visuals are rich and vibrant, with a blend of computer-generated imagery and traditional animation.

Justice League: Throne of Atlantis received positive reviews from critics, with many praising the film's action sequences, humor, and voice acting. The film has a 76% approval rating on Rotten Tomatoes, with many considering it to be one of the best DC Animated Movies.