Hanna-Barbera's All-Star Laff-A-Lympics World Tour

Warner Bros.' All-Star Laff-A-Lympics World Tour is a 2020 sequel series to created by, but also containing other Warner Bros. cartoon characters besides the Hanna-Barbera ones. It will air on in 2020.

Plot
The five teams, the Looney Tuners, the Scooby Doobies, the Yogi Yahooeys, the Really Rottens and the Villainous Villains, travel around the world doing sports to win a prize.

Looney Tuners
Consisting of slapstick characters.
 * Bugs Bunny (voiced by Jeff Bergman) - the leader of the Looney Tuners.
 * Daffy Duck (also voiced by Jeff Bergman) - Bugs' best friend/occasional rival and the co-leader of the Looney Tuners.
 * Lola Bunny (voiced by Kath Soucie) - TBD.
 * Tina Russo Duck (voiced by Grey Griffin) - TBD.
 * Porky Pig (voiced by Bob Bergen) - TBD.
 * Petunia Pig (also voiced by Grey Griffin) -TBD.
 * Tom Cat (voiced by Billy West) - TBD.
 * Jerry Mouse (vocal effects by Dee Bradley Baker)
 * Spike Bulldog (voiced by Rick Zieff)
 * The Doggie Family, cosisting of:
 * George Doggie (also voiced by Billy West) - TBD.
 * Linda Doggie (also voiced by Grey Griffin) -TBD.
 * Tyler Doggie (voiced by Charlie Adler) - TBD.
 * Karen Doggie (voiced by Tara Strong) - TBD.
 * Robbie Doggie (also voiced by Jeff Bergman) -TBD.
 * Jillian Doggie (voiced by Tress MacNeille) - TBD.
 * Kevin Doggie (voiced by Rob Paulsen) - TBD.
 * Wendy Doggie (voiced by Cree Summer) - TBD.
 * Joe Doggie (also voiced by Bob Bergen) - TBD.
 * Melissa Doggie (voiced by Nancy Cartwright) - TBD.
 * Sam Pussycat (voiced by Corey Burton) - TBD.
 * Bobo Pussycat (voiced by Bill Farmer) - TBD.
 * Buster and Babs Bunny (also voiced by Charlie Adler and Tress MacNeille, respectively)
 * Yakko, Wakko and Dot (also voiced by Rob Paulsen, by Jess Harnell and also by Tress MacNeille, respectively)
 * Wilie E. Coyote (voiced by Maurice LaMarche) - TBD.

Scooby Doobies
Consisting of action/mystery solving characters.
 * Scooby-Doo (voiced by Frank Welker) - the leader of the Scooby Doobies.
 * Shaggy Rogers (voiced by Matthew Lillard) - Scooby's best friend and the co-leader of the Scooby Doobies.
 * Blue Falcon (voiced by Troy Baker) - TBD.
 * Dynomutt (also voiced by Frank Welker) - TBD.
 * Captain Caveman (voiced by Jim Cummings) - TBD.
 * Jonny Quest (voiced by TBD) - TBD.
 * Freakazoid (also voiced by Paul Rugg) - TBD.

Yogi Yahooeys
Consisting of Hanna-Barbera slapstick characters.
 * Yogi Bear (also voiced by Jeff Bergman) - the leader of the Yogi Yahooeys.
 * Boo-Boo Bear (voiced by Tom Kenny) - Yogi's best friend and the co-leader of the Yogi Yahooeys.
 * Fred Flintstone (also voiced by Jeff Bergman) - TBD.
 * George Jetson (also voiced by Jeff Bergman) - TBD.
 * Huckleberry Hound (also voiced by Jeff Bergman) - TBD.
 * Quick Draw McGraw (also voiced by Jeff Bergman) - TBD.
 * Grape Ape (voiced by Paul Rugg) - TBD.

Really Rottens
Consisting of Hanna-Barbera villain characters, including Tom since he was made by William Hannah, and Joe Barbera
 * Dick Dastardly (also voiced by Jim Cummings) - a cheater and the leader of the Really Rottens.
 * Muttley (vocal effects by Frank Welker) - Dastardly's sidekick/pet dog and the co-leader of the Really Rottens.
 * The Great Fondoo (voiced by TBD) - TBD.
 * Daisy Mayhem (voiced by TBD) - TBD.
 * Dinky Dalton (voiced by TBD) - TBD.
 * Dr. Zin (voiced by Eric Bauza) - TBD.
 * Dirty Dalton (voiced by TBD) - TBD.
 * Dastardly Dalton (voiced by TBD) - TBD.
 * Tom Cat (voiced by Billy West)

The Villainous Villains
Consisting of villain characters.

Announcers/guests

 * Snaglepuss (also voiced by Jeff Bergman) - the main annoucer of the series.
 * Colin the Speedy Boy (voiced by Jason Griffith) - one of the new announcers of the series.
 * Ricky Mouse (also voiced by Tom Kenny) - one of the new announcers of the series.
 * Plucky Duck (also voiced by Jeff Bergman) - one of the new announcers of the series. As a running gag, he is injured every turn he is given.

Episodes
See List of Warner Bros.' All-Star Laff-A-Lympics World Tour episodes

Trivia

 * Dick Dastardly and Muttley replace Dread Baron and Mumbly.
 * With the exception of the Looney Tuners (which consits of 30 characters) and the Yogi Yahooeys (which consists of 16 characters)
 * Non-Hanna-Barbera characters, such as Looney Tunes, Tom and Jerry, Droopy, Collin the Speedy Boy, Bunnicula, The Doggies, The Pet Adventures of Lego and The Adventures of Hero-Man appear as announcers/guests, with some being team members.