Warner Bros. Alliance

 Warner Bros. Alliance is an sandbox platforming video game developed by Avalanche Software and published by Warner Bros. Interactive Entertainment. It is released for Xbox One, PlayStation 4, Nintendo Switch and PC on August 17, 2018 with the mobile app version releasing three weeks later.

Sequels/expansions, being 2.0: DC Super Heroes Edition and  3.0: Cartoon Network Edition, are set to release on 2019 and 2020, respectively.

Looney Tunes

 * /Bugs Bunny/
 * Daffy Duck
 * Porky Pig
 * Road Runner
 * Wile E. Coyote

Mystic Woods

 * /Miranda Phillips/
 * Implo

Scooby-Doo

 * /Scooby Doo/
 * Shaggy Rogers

Collin the Speedy Boy

 * Collin Brady/Collin the Speedy Boy
 * Trent
 * WesDragon
 * Alexis Doll
 * Evelynn Rodriguez

Hanna-Barbera

 * Huckleberry Hound

Flintstones

 * Fred Flintstone
 * Barney Rubble

Howler

 * Jeffrey Morrison/Howler
 * Bella
 * Frank
 * Greg
 * George
 * Georgia
 * The Naga

Good Ol' Magic

 * Charlotte Painex
 * Tux

LEGO Movie

 * Emmet Brickowski
 * Lucy "Wyldstyle"
 * Unikitty
 * Benny
 * Metalbeard

Austin Powers

 * Austin Powers
 * Doctor Evil
 * Vanessa Kensington

The Matrix

 * Neo

Harry Potter

 * Harry Potter
 * Dumbledore (both young and old)
 * Newt Scamander

Godzilla

 * Godzilla

Kong: Skull Island

 * King Kong

Sequels/Expansions

 *  2.0: DC Super Heroes Edition (2019)
 *  3.0: Cartoon Network Edition (2020)

Trivia

 * This serves as a spiritual successor to Disney Infinity.
 * Nolan North voices both Scooby and Fred Flintstone.
 * Matrix, Godzilla, Austin Powers, Harry Potter and Kong: Skull Island are the only live action franchises to appear.
 * More are confirmed to appear in the sequel.