Earth-Sixty-Six DC Universe

The Earth-Sixty-Six DC Universe is a mixture of the DC Animated Universe, the DC Animated Movie Universe, Batman: The Brave and the Bold, Teen Titans, Green Lantern: The Animated Series, the DC Extended Universe, Arrowverse, the Wonder Woman animated movie, the Earth-One graphic novels, Legion of Super Heroes, The Batman, and Smallville.

Series

 * Superman Unchained
 * The Adventures of the Dark Knight
 * Justice League Legends
 * Teen Titans Chronicles
 * The Brave and the Bold!

Founding Members of the Justice League

 * Kal-El/Clark Kent/Superman
 * Bruce Wayne/Batman
 * Princess Diana/Diana Prince/Wonder Woman
 * Hal Jordan/Green Lantern
 * Barry Allen/Flash
 * Orim/Arthur Curry/Aquaman
 * J'onn J'onzz/John Jones/Martian Manhunter

Founding Members of the Teen Titans

 * Dick Grayson/Robin (I)
 * Donna Troy/Wonder Girl (I)
 * Garth/Aqualad (I)
 * Wally West/Kid Flash
 * Roy Harper/Speedy

New Members of the Teen Titans

 * Garfield Logan/Beast Boy
 * Victor Stone/Cyborg
 * Rachel Roth/Raven
 * Koriand'r/Starfire
 * Tara Markov/Terra
 * Virgil Hawkins/Static
 * Kara Zor-El/Linda Danvers/Supergirl
 * Tim Drake/Robin (II)
 * Jackson Hyde/Aqualad (II)
 * Cassie Sandsmark/Wonder Girl (II)
 * Jamie Reyes/Blue Beetle
 * Karen Beecher-Duncan/Bumblebee
 * M'gaan M'orzz/Megan Morse/Miss Martian

Marvel Family

 * Billy Baston /Captain Marvel
 * Freddy Freeman /Captain Marvel, Jr.
 * Mary Baston /Mary Marvel
 * Dudley D. Dudley/Uncle Marvel

Seven Soldiers of Victory

 * Oliver Queen/Green Arrow
 * Lee Travis/Crimson Avenger
 * Patrick "Pat" Dugan/S.T.R.I.P.E.
 * Courtney Whitmore/Stargirl
 * Sir Justin/Shining Knight
 * Roy Harper/Speedy
 * Greg Saunders/Vigilante

Freedom Fighters

 * Uncle Sam (Peter Renaday)
 * Darrell Dane/Doll Man
 * Richard Grey, Jr./Black Condor
 * Sandra Knight/Phantom Lady (Hope Levy)
 * Roy Lincoln/Human Bomb
 * Lanford "Happy" Terrill/Ray
 * Danette Reilly/Firebrand

Titans

 * Dick Grayson/Nightwing
 * Garth/Tempest
 * Donna Troy/Troia
 * Roy Harper/Arsenal
 * Lilith Clay/Omen

Young Justice

 * Tim Drake/Robin (II)
 * Bart Allen/Impulse
 * Kon-El/Superboy
 * M'gaan M'orzz/Megan Morse/Miss Martian
 * Artemis Crock/Sharpshot
 * Greta Hayes/Secret

First Roster

 * Lex Luthor
 * Joker
 * Barbara Ann Minerva/Cheetah
 * Thaal Sinestro
 * Leonard Snart/Captain Cold
 * Orm/Ocean Master
 * Ma'alefa'ak J'onzz/Malefic