What If Justice League: Mortal started the DCEU?

The Earth-52 in my Marvel/DC Multiverse (link here: (https://ideas.fandom.com/wiki/Marvel/DC_Multiverse_%28_xitzjohn_%29).

Movies
Release Date: May 14, 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 (Henry Cavill). 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), ambitious but reckless reporter Lois Lane (Amber Rose Revah), and young photographer Jimmy Olsen (Skyler Gisondo). He also lives on a quaint farm with his adoptive parents: Martha and Jonathan Kent.

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

Antagonists: John Corben/Metallo & Lex Luthor

Mid-Credits: Lex (Bryan Cranston) sits in his office, carefully adjusting his toupee. His eye is drawn to something on his desk: a joker playing card with a phone number written...

Deaths: John Corben/Metallo Release Date: May 7, 2015
 * The Batman

Director: Nicolas Winding Refn

Rating: PG-13

Plot: Bruce Wayne (Milo Ventimiglia), 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, home of the League of Assassins. When Ra’s al Ghul (Navid Negahban) questions his return, Bruce confesses he 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 (Cameron Monaghan) as his new sidekick after Dick Grayson (Dylan O'Brien) abruptly quits. However, Jason begins showing violent tendencies early in his career.

Protagonists: Bruce Wayne/Batman, Dick Grayson/Nightwing, Jason Todd/Robin, & Alfred Pennyworth

Antagonists: Ra's al Ghul, Joker, & Harleen Quinzel/Harley Quinn

Mid-Credits: An alleyway surgeon is horrified after unwrapping face bandages from an unseen patient. Suddenly, a familiar voice angrily demands a mirror. The surgeon explains that his face been permanently discolored. Nevertheless, Joker (Adam Driver) starts cackling as he limps away.

Deaths: Jason Todd/Robin Release Date: September 8, 2015
 * Wonder Woman: The Amazon Warrior

Director: Patty Jenkins

Rating: PG-13

Plot: Many years ago, Queen Hippolyta (Lynda Carter) has 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 1940s, Hippolyta’s adventurous daughter, Diana (Gal Gadot), lives privileged but isolated. One day, an American pilot named Steve Trevor (Chris Pine) crash lands with a grave message. In the midst of World War 2, a renowned explorer known as Vandal Savage (Rodrigo Santoro) has allied with the Nazis to uncover a mysterious weapon: a Mother Box.

Protagonists: Diana Prince/Wonder Woman, Steve Trevor, Queen Hippolyta, & V'iktorr J'onzz/Martian Manhunter

Antagonists: Vandal Savage & Isabel Muller/Dr. Poison

Mid-Credits: In the modern era, Diana Prince is approached by an older man claiming to be a detective. Suddenly, V'iktorr J'onzz (Peter Mensah) changes into his natural form, and gravely tells Diana that a powerful threat is coming...

Deaths: Isabel Muller/Dr. Poison Release Date: March 25, 2016
 * 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 (Jeremy Irons) 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.

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

Antagonists: Lex Luthor, Joker, Edward Nigma/Riddler, & Vandal Savage

Mid-Credits: When a mysterious portal opens over Amazon Island, Queen Hippolyta protects her most prized treasure: another Mother Box. Suddenly, Vandal Savage drops from the sky with a sinister grin...

Deaths: N/A Release Date: July 14, 2016
 * The Flash vs. Reverse-Flash

Director: The Wachowskis

Rating: PG-13

Plot: Barry Allen (Jonathan Groff) is a forensics scientist living in Central City with his girlfriend Iris West (Elizabeth Henstridge), and her nephew Wally (Lucas Till). After a lightning bolt knocks him into various chemicals, Barry finds himself blessed with superhuman speed, which he uses to stop petty crimes under an alias: the Flash. Barry keeps his double life from Iris and Wally, not wanting to potentially put them in danger. Silas Stone (Joe Morton), a S.T.A.R. Labs scientist who raised Barry after his parents died, is the only person to know his secret identity. One day, a speedster named Emberly Thawne (Jessica Chastain) is sent from the future with one job: kill Barry Allen.

Protagonists: Barry Allen/The Flash, Iris West, Wally West/Kid-Flash, & Silas Stone

Antagonists: Emberly Thawne/Reverse-Flash