Looney Tunes Fighters

NES Version

 * 1) Porky Pig
 * 2) Daffy Duck
 * 3) Elmer Fudd
 * 4) Bugs Bunny
 * 5) Tweety Bird (known as Tweetie Pie in game)

GB Verison

 * 1) Daffy Duck
 * 2) Elmer Fudd
 * 3) Bugs Bunny

SNES Version

 * 1) Porky Pig
 * 2) Daffy Duck
 * 3) Elmer Fudd
 * 4) Bugs Bunny
 * 5) Tweety Bird (known as Tweety Pie in game)
 * 6) Pepe Le Pew
 * 7) Sylvester (misspelled Sylvestor in game)
 * 8) Yosemite Sam
 * 9) Foghorn Leghorn
 * 10) Marvin The Martian

GB Version "Looney Tunes Fighters Deluxe"

 * 1) Porky Pig
 * 2) Daffy Duck
 * 3) Elmer Fudd
 * 4) Bugs Bunny
 * 5) Tweety Bird (known as Tweety Pie in game)
 * 6) Sylvester (misspelled Sylvestor in game)
 * 7) Yosemite Sam (planned to be Pepe Le Pew when the roster was being trimmed, but due to Pepe looking like Sylvester when in B&W, he was replaced with Yosemite Sam)

N64 Version

 * 1) Porky Pig
 * 2) Daffy Duck
 * 3) Elmer Fudd
 * 4) Bugs Bunny
 * 5) Tweety Bird (known as Tweety in game)
 * 6) Pepe Le Pew
 * 7) Sylvester (misspelled Sylvestor in game)
 * 8) Yosemite Sam
 * 9) Foghorn Leghorn
 * 10) Marvin The Martian
 * 11) Wile E. Coyote
 * 12) Road Runner
 * 13) Speedy Gonzales
 * 14) Taz
 * 15) Bosko (remade to look like a dog, ala Tiny Toon Adventures)

GBC Version

 * 1) Porky Pig
 * 2) Daffy Duck
 * 3) Elmer Fudd
 * 4) Bugs Bunny
 * 5) Tweety Bird (known as Tweety in game)
 * 6) Sylvester (misspelled Sylvestor in game)
 * 7) Yosemite Sam
 * 8) Barnyard Dawg
 * 9) Charlie Dog
 * 10) Hippety Hopper

GBA Version

 * 1) Porky Pig
 * 2) Daffy Duck
 * 3) Elmer Fudd
 * 4) Bugs Bunny
 * 5) Tweety Bird (known as Tweety in game)
 * 6) Sylvester
 * 7) Yosemite Sam
 * 8) Barnyard Dawg
 * 9) Charlie Dog
 * 10) Hippety Hopper
 * 11) The Crusher
 * 12) Marvin The Martian
 * 13) K-9
 * 14) Pepe Le Pew
 * 15) Sylvester Jr.

GCN Version

 * 1) Porky Pig (1c = Piggy)
 * 2) Daffy Duck
 * 3) Elmer Fudd
 * 4) Bugs Bunny
 * 5) Tweety Bird (known as Tweetie Bird in game)
 * 6) Pepe Le Pew
 * 7) Sylvester (misspelled Sylvestor in game)
 * 8) Yosemite Sam
 * 9) Foghorn Leghorn
 * 10) Marvin The Martian
 * 11) Wile E. Coyote
 * 12) Road Runner
 * 13) Speedy Gonzales
 * 14) Taz
 * 15) Bosko (remade to look like a dog, ala Tiny Toon Adventures)
 * 16) Foxy (remade to avoid copyright issues)
 * 17) Goopy Geer (known as Geer in game to avoid copyright issues with Disney)
 * 18) Buddy
 * 19) Beans The Cat
 * 20) Ham and Ex (originally first planned for the GBA version, before being cut out of technical/hardware limitations)

DS Version

 * 1) Porky Pig
 * 2) Daffy Duck
 * 3) Elmer Fudd
 * 4) Bugs Bunny
 * 5) Tweety Bird (known as Tweety in game)
 * 6) Sylvester
 * 7) Yosemite Sam
 * 8) Barnyard Dawg
 * 9) Charlie Dog
 * 10) Hippety Hopper
 * 11) The Crusher
 * 12) Marvin The Martian
 * 13) K-9
 * 14) Pepe Le Pew
 * 15) Sylvester Jr.
 * 16) Penelope Pussycat
 * 17) Playboy Penguin (known as Penguin in the game due to the innuendo of the name)

Wii Version

 * 1) Porky Pig (1c = Piggy)
 * 2) Daffy Duck
 * 3) Elmer Fudd (3c = Egghead)
 * 4) Bugs Bunny (4c = Happy Hare)
 * 5) Tweety Bird (known as Tweetie Bird in game)
 * 6) Pepe Le Pew
 * 7) Sylvester (misspelled Sylvestor in game)
 * 8) Yosemite Sam
 * 9) Foghorn Leghorn
 * 10) Marvin The Martian
 * 11) Wile E. Coyote
 * 12) Road Runner
 * 13) Speedy Gonzales
 * 14) Taz
 * 15) Bosko (remade to look like a dog, ala Tiny Toon Adventures)
 * 16) Foxy (remade to avoid copyright issues)
 * 17) Goopy Geer (known as Geer in game to avoid copyright issues with Disney)
 * 18) Buddy
 * 19) Beans The Cat
 * 20) Ham and Ex (originally first planned for the GBA version, before being cut out of technical/hardware limitations)
 * 21) Oliver Owl
 * 22) Little Kitty
 * 23) Gabby Goat
 * 24) Petunia Pig
 * 25) Granny

3DS Version

 * 1) Porky Pig
 * 2) Daffy Duck
 * 3) Elmer Fudd
 * 4) Bugs Bunny
 * 5) Tweety Bird (known as Tweety in game)
 * 6) Sylvester
 * 7) Yosemite Sam
 * 8) Barnyard Dawg
 * 9) Charlie Dog
 * 10) Hippety Hopper
 * 11) The Crusher
 * 12) Marvin The Martian
 * 13) K-9
 * 14) Pepe Le Pew
 * 15) Sylvester Jr.
 * 16) Penelope Pussycat
 * 17) Playboy Penguin (known as Penguin in the game due to the innuendo of the name)
 * 18) Pete Puma
 * 19) Ralph Wolf
 * 20) Sam Sheepdog

Wii U Version

 * 1) Porky Pig (1c = Piggy)
 * 2) Daffy Duck
 * 3) Elmer Fudd (3c = Egghead)
 * 4) Bugs Bunny (4c = Happy Hare)
 * 5) Tweety Bird
 * 6) Pepe Le Pew
 * 7) Sylvester
 * 8) Yosemite Sam
 * 9) Foghorn Leghorn
 * 10) Marvin The Martian
 * 11) Wile E. Coyote
 * 12) Road Runner
 * 13) Speedy Gonzales
 * 14) Taz
 * 15) Bosko (remade to look like a dog, ala Tiny Toon Adventures)
 * 16) Foxy (remade to avoid copyright issues)
 * 17) Goopy Geer (known as Geer in game to avoid copyright issues with Disney)
 * 18) Buddy
 * 19) Beans The Cat
 * 20) Ham and Ex (originally first planned for the GBA version, before being cut out of technical/hardware limitations)
 * 21) Oliver Owl
 * 22) Little Kitty
 * 23) Gabby Goat
 * 24) Petunia Pig
 * 25) Granny
 * 26) The Dodo
 * 27) Sniffles The Mouse (known as Sniffles in game)
 * 28) Cecil Turtle
 * 29) Henery Hawk (known as Henry Hawk in game due to an autocorrect error)
 * 30) Beaky Buzzard

Switch Version

 * 1) Porky Pig (1c = Piggy)
 * 2) Daffy Duck
 * 3) Elmer Fudd (3c = Egghead)
 * 4) Bugs Bunny (4c = Happy Hare)
 * 5) Tweety Bird
 * 6) Pepe Le Pew
 * 7) Sylvester
 * 8) Yosemite Sam
 * 9) Foghorn Leghorn
 * 10) Marvin The Martian
 * 11) Wile E. Coyote
 * 12) Road Runner
 * 13) Speedy Gonzales
 * 14) Taz
 * 15) Bosko (remade to look like a dog, ala Tiny Toon Adventures)
 * 16) Foxy (remade to avoid copyright issues)
 * 17) Goopy Geer (known as Geer in game to avoid copyright issues with Disney)
 * 18) Buddy
 * 19) Beans The Cat
 * 20) Ham and Ex (originally first planned for the GBA version, before being cut out of technical/hardware limitations)
 * 21) Oliver Owl
 * 22) Little Kitty
 * 23) Gabby Goat
 * 24) Petunia Pig
 * 25) Granny
 * 26) The Dodo
 * 27) Sniffles The Mouse (known as Sniffles in game)
 * 28) Cecil Turtle
 * 29) Henery Hawk (known as Henry Hawk in game due to an autocorrect error)
 * 30) Beaky Buzzard (known as Beazy Buzzard in game)
 * 31) Hubie and Bertie
 * 32) Claude Cat
 * 33) The Three Bears (originally planned for the 3DS version, but cut due to hardware/technical limitations)
 * 34) Gossamer
 * 35) Rocky and Mugsy

"Quarantine Cut" Version
Originally a unnamed DLC for $19.99, but due to COVID-19, the DLC was made $4.99 and renamed.
 * 1) Porky Pig (1c = Piggy)
 * 2) Daffy Duck
 * 3) Elmer Fudd (3c = Egghead)
 * 4) Bugs Bunny (4c = Happy Hare)
 * 5) Tweety Bird
 * 6) Pepe Le Pew
 * 7) Sylvester
 * 8) Yosemite Sam
 * 9) Foghorn Leghorn
 * 10) Marvin The Martian
 * 11) Wile E. Coyote
 * 12) Road Runner
 * 13) Speedy Gonzales
 * 14) Taz
 * 15) Bosko (remade to look like a dog, ala Tiny Toon Adventures)
 * 16) Foxy (remade to avoid copyright issues)
 * 17) Goopy Geer (known as Geer in game to avoid copyright issues with Disney)
 * 18) Buddy
 * 19) Beans The Cat
 * 20) Ham and Ex (originally first planned for the GBA version, before being cut out of technical/hardware limitations)
 * 21) Oliver Owl
 * 22) Little Kitty
 * 23) Gabby Goat
 * 24) Petunia Pig
 * 25) Granny
 * 26) The Dodo
 * 27) Sniffles The Mouse (known as Sniffles in game)
 * 28) Cecil Turtle
 * 29) Henery Hawk (known as Henry Hawk in game due to an autocorrect error)
 * 30) Beaky Buzzard (known as Beazy Buzzard in game)
 * 31) Hubie and Bertie
 * 32) Claude Cat
 * 33) The Three Bears (originally planned for the 3DS version, but cut due to hardware/technical limitations)
 * 34) Gossamer
 * 35) Rocky and Mugsy
 * 36) Mac & Tosh (planned as early as the GBC release, but due to hardware limitations, never came to be until now)
 * 37) Witch Hazel
 * 38) Marc Antony and Pussyfoot (originally planned to be separate characters, but they couldn't think of attacks)
 * 39) Michigan J. Frog (first normal edition of the game to have him, a few "The WB Cut Editions" for the SNES, N64, GBA and GCN include him though)
 * 40) Blacque Jacque Shellacque

"Second Quarantine Cut"
Announced on a livestream streamed on April 22nd, 2020.
 * 1) Porky Pig (1c = Piggy)
 * 2) Daffy Duck
 * 3) Elmer Fudd (3c = Egghead)
 * 4) Bugs Bunny (4c = Happy Hare)
 * 5) Tweety Bird
 * 6) Pepe Le Pew
 * 7) Sylvester
 * 8) Yosemite Sam
 * 9) Foghorn Leghorn
 * 10) Marvin The Martian
 * 11) Wile E. Coyote
 * 12) Road Runner
 * 13) Speedy Gonzales
 * 14) Taz
 * 15) Bosko (remade to look like a dog, ala Tiny Toon Adventures)
 * 16) Foxy (remade to avoid copyright issues)
 * 17) Goopy Geer (known as Geer in game to avoid copyright issues with Disney)
 * 18) Buddy
 * 19) Beans The Cat
 * 20) Ham and Ex (originally first planned for the GBA version, before being cut out of technical/hardware limitations)
 * 21) Oliver Owl
 * 22) Little Kitty
 * 23) Gabby Goat
 * 24) Petunia Pig
 * 25) Granny
 * 26) The Dodo
 * 27) Sniffles The Mouse (known as Sniffles in game)
 * 28) Cecil Turtle
 * 29) Henery Hawk (known as Henry Hawk in game due to an autocorrect error)
 * 30) Beaky Buzzard (known as Beazy Buzzard in game)
 * 31) Hubie and Bertie
 * 32) Claude Cat
 * 33) The Three Bears (originally planned for the 3DS version, but cut due to hardware/technical limitations)
 * 34) Gossamer
 * 35) Rocky and Mugsy
 * 36) Mac & Tosh (planned as early as the GBC release, but due to hardware limitations, never came to be until now)
 * 37) Witch Hazel
 * 38) Marc Antony and Pussyfoot (originally planned to be separate characters, but they couldn't think of attacks)
 * 39) Michigan J. Frog
 * 40) Blacque Jacque Shellacque
 * 41) Cool Cat (originally planned to be included much earlier in the series, but due to issues with DePatie's estate, it never came to be)
 * 42) Merlin The Magic Mouse
 * 43) Bunny and Claude
 * 44) Lola Bunny (the most requested character of all time for the series, the denial reasons like "too much fur showing for an E rating", "not a golden age character" and "too obscure" were confirmed to be false lies)
 * 45) Top Salesman
 * 46) The Mighty Volcano God (name blurred out on the debut trailer listing and black barred on the character select screen due to spoilers)
 * 47) Weema
 * 48) Dr. Zarius
 * 49) Ghost of William Shakespeare (known as Undead S.S. in game due to spacing limitations)
 * 50) Stone Cold Duck

Planned Characters

 * 1) Dr. Moron
 * 2) Carrot Monster
 * 3) Buster Bunny (in a few WB special editions)
 * 4) Babs Bunny (in a few WB special editions)
 * 5) Plucky Duck
 * 6) Hamton J. Pig
 * 7) Dizzy Devil
 * 8) Montana Max
 * 9) Elmyra Duff
 * 10) Fifi La Fume
 * 11) Shirley McLoon
 * 12) Furrball
 * 13) Sweety Bird (aka Sweetie Pie)
 * 14) Calamity Coyote
 * 15) Little Beeper
 * 16) Gogo Dodo
 * 17) Fowlmouth
 * 18) Concord Condor
 * 19) Li'l Sneezer
 * 20) Byron Basset
 * 21) Mary Melody
 * 22) Arnold the Pitbull
 * 23) Marcia the Martian
 * 24) Julie Bruin
 * 25) Yakko, Wakko and Dot (either as seperate or 3-in-1)