What If Justice League: Mortal started the DCEU?

The DC Extended Universe in my Marvel/DC Multiverse (link here: (https://ideas.fandom.com/wiki/Marvel/DC_Multiverse_%28_xitzjohn_%29).

Movies
Release Date: June 14, 2011
 * Justice League: Mortal

Director: George Miller

Rating: PG-13

Plot: Batman (Jake Gyllenhaal), Superman (Adam Brody) and Wonder Woman (Gal Gadot) lead a group of superheroes, the Justice League, consisting of The Flash (Ryan Gosling), Green Lantern (Chadwick Boseman), Aquaman (Henry Golding), and Martian Manhunter (Peter Mensah) into action. When it’s revealed Batman had an affair with Talia al Ghul (Berenice Marlohe), the League begins to develop distrust in him. This may be the Justice League’s greatest threat, though, as they seem to have met their match once and for all.

Protagonists: Bruce Wayne/Batman, Clark Kent/Superman, Diana Prince/Wonder Woman, Barry Allen/The Flash, John Diggle/Green Lantern, V'iktorr J'onzz/Martian Manhunter, Garroth Curry/Aquaman, Wally West/Kid-Flash

Antagonists: Talia al Ghul, Maxwell Lord Release Date: March 25, 2013
 * Man of Steel

Director: Ridley Scott

Rating: PG-13

Plot: For the past few years, Metropolis has been enamored by their mysterious guardian angel: an alien known as Superman. Little do they know, Superman secretly lives among them as mild-mannered journalist Clark Kent. In his ordinary life, Clark works at the Daily Planet alongside stern editor Perry White (Lawrence Fishburne), and young photographer Jimmy Olsen (Skyler Gisondo). He also lives on a quaint farm with his adoptive parents: Martha (Diane Lane) and Jonathan Kent (Kevin Costner). Meanwhile, billionaire industrialist Lex Luthor (Robert Downey Jr.) wishes to profit from his mech suits but has trouble convincing the United States government to buy from him. However, their minds are quickly changed when a mech suit is stolen by a treasonous mercenary named John Corben (Milo Ventimiglia).

Protagonists: Clark Kent/Superman, Lois Lane, Jimmy Olsen, Perry White, Martha Kent, Jonathan Kent

Antagonists: John Corben/Metallo, Lex Luthor Release Date: August 5, 2013
 * The Batman

Director: Matt Reeves

Rating: PG-13

Plot: Bruce Wayne, Gotham City's renowned billionaire playboy, trudges through mountains in the midst of a snowstorm. After briefly hallucinating a young boy, Bruce arrives on the doorsteps of Nanda Parbat, the home of the League of Assassins. When Ra’s al Ghul (Navid Negahban) questions his return, Bruce confesses she has become the thing he fears the most: a murderer. with no reason to stay in Gotham, he wishes to be reinstated into the League of Assassins. Over the course of his training, we get a glimpse into Bruce's troubled past through flashbacks. Batman takes up orphan Jason Todd (Dacre Montgomery) as his new sidekick after Dick Grayson (Joe Keery) abruptly quits. However, Jason began showing violent tendencies early in his career. Bruce's loyal butler, Alfred Pennyworth (Charles Dance), urges him to remove Jason from the vigilante-style and raise him as a normal child. However, everything is put on hold when Batman's arch-enemy escapes Arkham Asylum: Joker (Jared Leto), a terrorist renowned for always wearing clown makeup.

Protagonists: Bruce Wayne/Batman, Jason Todd/Robin, Dick Grayson/Nightwing, Commissioner Jim Gordon, Alfred Pennyworth,

Antagonists: Ra's al Ghul, Joker, Harley Quinn Release Date: May 2, 2014
 * Wonder Woman: The Amazonian Warrior

Director: Patty Jenkins

Rating: PG-13

Plot: Many years ago, Queen Hippolyta (Lynda Carter) had an affair with a mortal man. Unfortunately, she refuses to give up her throne on Amazon Island and executes her lover to avoid any temptation. Afterward, she glances over at the infant left surviving, and feels a form of sympathy. In the 1910s, Hippolyta's adventurous daughter, Diana (Gal Gadot), lives privileged but isolated. One day, an American pilot named Steve Trevor (Chace Crawford) crash-lands with a grave message. In the midst of World War I, a renowned explorer known as Vandal Savage (Rodrigo Santoro) has allied with the Nazis to uncover a mysterious weapon: a Mother Box. Despite Hippolyta urging otherwise, Diana joins Steve to help defeat this threat.

Protagonists: Diana Prince/Wonder Woman, Steve Trevor, Queen Hippolyta

Antagonists: Vandal Savage, Isabel Müller/Dr. Poison Release Date: December 12, 2014
 * The Flash: Rebirth

Director: Rian Johnson

Rating: PG-13

Plot: After the death of Barry Allen, his former sidekick Wally West (Lucas Till) is put at a crossroads when he is burdened with the decision of staying as Kid Flash and keeping it safe, or live up to what people think he can do and become the Flash. At first, he isn't sure, but he is more or less forced to become one when a new supervillain group calling themselves the Rogues show up and start terrorizing the city. Now Wally has to help stop them at the CCPD with the help of his partner and friend Hartley Rathaway (Thomas Brodie-Sangster) while also trying to stop them with his super-speed as the Flash.

Protagonists: Wally West/The Flash, Linda Park, Hartley Rathaway

Antagonists: The Rogues Release Date: March 26, 2015
 * Batman & Superman: World's Finest

Director: Ridley Scott

Rating: PG-13

Plot: In Gotham City, Batman battles dozens of thugs working for criminal mastermind Edward Nigma (Danny Pudi). When the dust settles, Batman finds Nigma dead, with a twisted grin on his face. Bruce and Alfred are shocked to realize Joker is alive. After more investigating, the two realize Riddler had recently obtained a supply of green rocks capable of weakening Metropolis’ beloved hero: Superman. Meanwhile, Clark Kent and Lois Lane spend their time searching for dirt on sleazy billionaire industrialist and war profiteer Lex Luthor. However, a new scoop emerges when Batman arrives in town, inadvertently causing Terror in his manhunt for Joker.

Protagonists: Clark Kent/Superman, Bruce Wayne/Batman, Lois Lane, Alfred Pennyworth

Antagonists: Lex Luthor, Joker, Edward Nigma/Riddler Release Date: July 7, 2015
 * Green Lantern Corps

Director: Travis Knight

Rating: PG-13

Plot: John Diggle (Chadwick Boseman) was honorably discharged from the Marines after years of service. However, he finds adjusting to civilian life easier said than done. Meanwhile, a Green Lantern named Abin Sur (Brad Dourif) crashes on Earth after being fatally wounded by Atrocitus (Patrick Wilson), a rage-driven leader of the rival Red Lantern Corps. With his final breath, Abin sends his ring to choose a successor; someone with immense will power and the ability to overcome fear. John Diggle is selected and is immediately transported to the planet Oa, home of the esteemed Green Lantern Corps. Thaal Sinestro (Luke Evans), Hal Jordan (Nathan Fillion), Kilowog (Kevin Michael Richardson), and Tomar Re (Tilda Swinton) take it upon themselves to train their eager new recruit.

Protagonists: John Diggle/Green Lantern, Hal Jordan/Green Lantern, Thaal Sinestro, Kilowog, Tomar Re, Abin Sur

Antagonists: Atrocitus Release Date: February 10, 2016
 * Aquaman

Director: James Wan

Rating: PG-13

Plot: On the shores of Japan, lighthouse keeper Thomas McKenzie (Ken Wantanabe) finds an injured woman washed up on the beach, Queen Atlanna of Atlantis (Ming Na Wen). The two fall in love and have a son together until Atlanna is forced to return home and roll Atlantis. Over 30 years later, Garroth McKenzie (Henry Golding) uses his abilities to become a local celebrity in his village. One day, Princess Mera (Jessica Lucas) and Nuidius Vulko (John Cho) arrive from Atlantis: Queen Atlanna is on her deathbed. Her son, Orm Marius (Ludi Lin), is next in line for the throne and is planning to leave them in a costly war against mankind. Eventually, Thomas convinces his son to go with him and claim his birthright.

Protagonists: Garroth McKenzie/Aquaman, Mera, Nuidius Vulko, Queen Atlanna, Thomas McKenzie

Antagonists: Orm Marius/Ocean Master