Sonic/Nickelodeon Smash World

Cast

 * Sonic as Timmy Turner
 * Sonic (Werehog) as Timmy Turner (3-D)
 * Knuckles as Trixie Tang
 * Tails as Tootie
 * Shadow as Jimmy Neutron
 * Sir Lancelot as Jimmy Neutron (2-D)
 * Silver as Cindy Vortex
 * Dr. Robotnik/Eggman as Shallow Grave
 * Metal Sonic as Vicky The Babysitter
 * Mighty as Sanjay
 * Ray as Elmer
 * Amy as Chester McBadbat
 * Cream as A.J.
 * Omochao as The Tooth Fairy
 * Chaos as Shirley
 * The Bio Lizard as The Darkness
 * Chris Thorndyke as Carly Shay
 * Sam Speed as Sam Puckett
 * Frances (Sonic X) as Freddie Benson
 * Danny (Sonic X) as Gibby Gibson
 * Dark Oak as Nevel Papperman
 * Chuck Thorndyke as Spencer Shay
 * Orbot as Kyoko
 * Cubot as Yuki
 * Helen (Sonic X) as Tori Vega
 * Molly (Sonic X) as Trina Vega
 * Antoine as Dudley Puppy
 * Cluck as Verminious Snaptrap
 * Bunnie as Kitty Katswell
 * Bean as Ned Bigby
 * Bark as Suzie Crabgrass
 * Classic Sonic as SpongeBob SquarePants
 * Classic Knuckles as Squidward Tentacles
 * Classic Amy as Pearl Krabs
 * Classic Eggman as Bubble Bass
 * Classic Shadow as Sheldon J. Plankton
 * Classic Tails as Patrick Star
 * E-123 Omega as Drake Parker
 * E-101 Beta as Josh Nichols
 * Lumina Flowlight as Megan Parker
 * Chip as Katie Knight
 * Merlina as Jo Taylor
 * Jet as Tommy Pickles
 * Nack as Kimi Finster
 * Storm as Lil DeVille
 * Manic as Dil Pickles
 * Sonia as Chuckie Finster
 * Dulcy as Angelica Pickles
 * Trevor as Gordon
 * Blaze as Waffle
 * Scourge as Mr. Blik
 * Charmy as Sanjay Patel
 * Vector as Dora Márquez
 * Rouge as Kenzie Bell
 * Miles Prower (Anti-Miles) as The Nosed Rabbid
 * Yacker as Otis The Cow
 * Big as Po
 * E-102 Gamma as Emily (Power Rangers Samurai)
 * Heavy and Bomb as Fee and Foo
 * Patch as Dipper Pines
 * Espio as Dre Parker
 * Cyrus as Scooby-Doo
 * Doctor Quark as Hermione Granger
 * Sticks as Isabella Garcia-Shapiro