Cast[]
- Sonic as Finn
- Tails as Jake
- Charmy as BMO
- Sally as Princess Bubblegum
- Dr. Eggman as Ice King
- Mina as Marceline (Both are musicians that starts with the letter M)
- Silver as Peppermint Butler
- Cosmo as Lady Rainicorn
- Big as Cinnamon Bun
- Rouge as Lumpy Space Princess (Both are sassy)
- Blaze as Flame Princess
- Shadow as Lemongrab
- Metal Sonic as Fern
- Knuckles as Mr. Cupcake
- Infinite as Magic Man
- Vector as Billy
- Robotnik Jr. as Gunter
- Mama Robotnik as Betty Grof
- Cheese as N.E.P.T.R.
- Zavok as Hunson Abadeer
- Sticks as Huntress Wizard
- Rosie the Woodchuck as Tree Trunks
- Uncle Chuck as Mr. Pig
- Chris Thorndyke as Sweet P
- Mephiles as The Lich
- Ash Mongoose as Ash
- Amy as Fionna
- Cream as Cake
- Iron Queen as Ice Queen
- Elias Acorn as Prince Gumball
- Amadeus Prower as Joshua
- Rosemary Prower as Margaret
- Jules as Martin Mertens
- Bernadette as Minerva Campbell
- Dr. Kintober as Simon Petrikov