The Justice League (film reboot)

The Justice League is an imagined film and the ninth installment in the DC Cinematic Universe that features Superman, Batman, Wonder Woman, The Flash, Aquaman, Martian Manhunter, and Green Lantern on the titular team. This movie takes place in the same world as The Dark Knight Trilogy. Most of the members of the Justice League have had prior solo movies.

Plot

 * Steppenwolf and his parademons are seen attacking and destroying a low-life planet being guarded by the green lanterns Hal Jordan, Salaak, and K'ryssma. Both Salaak and K'ryssma are killed. Steppenwolf eyes Earth as the next target, but is worried about the Kryptonian Superman. He thinks of a plan to retrieve the Mother Boxes that were left on Earth from the last conquest there, about 3000 years ago. He knows of the whereabouts of two of them from Gilotina in the events of Superman and Wonder Woman: Dawn of Justice. Meanwhile, Hal Jordan plots his revenge against Steppenwolf.
 * Bruce Wayne is saddened by the death of Nightwing in Superman: Dawn of Justice. He approaches Lucius Fox to get equipment. He also has a conversation with Selina Kyle, who he appears to have a romantic relationship with. She is against him returning to his Batman career and leaves.
 * The world is in great distress after it was announced that giant asteroids are hurling towards Earth. However, they turn out to be giant alien monsters, called Appellaxians. Dr. Emil Hamilton advises Superman that the first one is headed toward Metropolis.
 * Batman, whom it was revealed to have been tracking the Aquaman in the mid credits of Aquaman, finds Aquaman and ask him to join him, Superman and Wonder Woman to stop the incoming alien threats, but Aquaman declines.
 * Wonder Woman tells Batman of the great battle against Uxas many years ago on Earth, which was defended by Zeus, Ares, Atlan, Hippolyta, Antiope, Artemis, Yalan Gur, etc.
 * Superman, Batman and Wonder Woman team up to stop an Appellaxian near Metropolis in a prime cinematic moment featuring the DC Trinity.
 * The first Mother Box on Themyscira starts to act up. Steppenwolf arrives and retrieves it after an intense battle with the Amazons.
 * Barry Allen, forensic investigator, is sent to Metropolis to investigate the horror that took place. He meets Dr. Silas Stone who notices strange things regarding the monsters, including perhaps parademon DNA and tells this to the three heroes. Barry looks up to these three heroes, and wishes to join them.
 * Meanwhile, Hal Jordan arrives on Mogo and tells the Guardians that he needs an army of lanterns to avenge Steppenwolf. The Guardians decide not to, believing that Hal is consumed by revenge. Hal leaves to battle Steppenwolf on his own.
 * It is revealed that Steppenwolf is using the Appellexians to bait Superman and distract him from a surprise attack on Earth. When the most powerful Appelllaxian arrives, the heroes struggle against it, and Steppenwolf arrives in another place. Meanwhile, Dr. Silas Stone inadvertently attracts parademons with his equipment and studies, and supposedly "kill" his son.
 * Another Appellexian invades Earth, forcing Superman, Wonder Woman, Batman, and now The Flash to focus their attention on it. This allows Steppenwolf to go unnoticed by them and retrieve the second motherbox in Atlantis.
 * Aquaman is distressed. He is approached by an elder Atlantean veteran named Zeekil, who is later revealed to be General Swanwick, a shape-shifter. He convinces Aquaman to fight for the Earth and Atlantis, as both are his home.
 * Dr. Stone was doing tests on the third motherbox, including on his son. Meanwhile, the third Appellaxian invades Earth, in the shape of Starro, however this time Aquaman aides the Justice League and defeat him. During this, Steppenwolf obtains the final motherbox from STAR Labs.
 * Steppenwolf uses the motherboxes to recreate the Earth from the Chernobyl site. Batman learns of his whereabouts and the Justice League go in and fight Steppenwolf and his parademons.
 * Hal Jordan arrives on Earth and saves the Justice League
 * The Justice League kill Steppenwolf and his body is sent back via the Boom Tube to the feat of Darkseid.
 * General Swanwick reveals himself as the Martian Manhunter to Batman and tells him he helped orchestrate the formation of the league.
 * Batman decides to turn the old Batcave into the Hall of Justice.

Cast

 * Christian Bale as Bruce Wayne/Batman
 * Henry Cavill as Clark Kent/Superman
 * Gal Gadot as Diana/Wonder Woman
 * Rick Cosnett as Barry Allen/The Flash
 * Jason Momoa as Arthur Curry/Aquaman
 * Ciaran Hinds as Steppenwolf
 * Timothy Olyphant as Hal Jordan/Green Lantern
 * Joe Morton as Dr. Silas Stone
 * Amy Adams as Lois Lane
 * Lance Reddick as General Calvin Swanwick/Martian Manhunter
 * Peter Guiness as DeSaad
 * Richard Schiff as Dr. Emil Hamilton

Ray Porter portrays '''Uxas/Darkseid. Brooke Ence and Lee Ross play Green Lanterns K'ryssma and Salaak,''' respectively. Michael Gambon plays Ganthet, a Green Lantern Guardian. Anne Hathaway returns as Selina Kyle. Morgan Freeman voices Lucius Fox. Other actors reprising their roles from previous DCCU films include: Emilia Clarke as Mera, Skylar Samuels as Iris West, Holly Valenca as Gilotina, Connie Nielsen as Hippolyta, Lisa Kongsli as Menalippe, Will Poulter as Jimmy Olsen, Willem Dafoe as Nuidis Vulko, and Gary Oldman as James Gordon.

Sequel
The Justice League II is the sequel that features the Legion of Doom as villains.