
The conference is interrupted by the Eradicator, Steel and Cyborg Superman (who claims he is the true Superman) who fight each other until both the Eradicator and Cyborg Superman leave the battle. Lex Luthor introduces a new Superman to the world at a press conference, who Lois discovers is actually a clone – Superboy created by Dr. Lois has been investigating the new Supermen by gathering information from different sources. Lois Lane and Clark Kent's adoptive parents are still in mourning over his death. Six months following Superman’s sacrifice and death at the hands of Doomsday, the crime rate in Metropolis has spread, while four new controversial Supermen have emerged.

The film was released in limited Fathom Events theaters on January 13, 2019, and to digital and Blu-ray two days later.

It is the twelfth film of the DC Animated Movie Universe and the 35th film of the DC Universe Animated Original Movies. The film is a direct sequel to the 2018 animated film The Death of Superman, based on the comic book story arc of the same name in " The Death of Superman" event. Reign of the Supermen is a 2019 American animated science fiction superhero film produced by Warner Bros.
