Here are some more Cartoon Crossovers for Sale. Please read and review!
Phantom Racer: Fanmake of 2008's Speed Racer.
Speed Racer: Danny Fenton (Danny Phantom)
Trixie: Sam (Danny Phantom)
Sparky: Tucker (Danny Phantom)
Pops Racer: Jack Fenton (Danny Phantom)
Mom Racer: Maddie Fenton (Danny Phantom)
Racer X: Nightwing (Batman/DC comics)
Tetsuo Togokahn: Sokka (Avatar TLA)
Haruko Togokahn: Katara (Avatar TLA)
E.P. Arnold Royalton: Wilson Fisk (Spider-Man comics)
Jack 'Cannonball' Taylor: Dark Ace (Storm Hawks)
Casa Cristo Commentators: Fry and Bender (Futurama)
Grand Prix Commentators: Bugs Bunny and Daffy Duck (Looney Toons)
Other Characters: Author's choice.
A Sky Knight's Tale: Fanmake of the 2001 Heath Ledger film A Knight's Tale.
William Thatcher: Aerrow (Storm Hawks)
Jocelyn: Piper (Storm Hawks)
Roland: Stork (Strom Hawks)
Wat: Junko and Finn (Storm Hawks)
Kate: Eva 'Molly' Wei (Oban Star Racers)
Geoffrey Chaucer: Author's choice.
Count Adhemar: Author's choice, but not the Dark Ace; too obvious.
Clash of the Titans: Fanmake of the recent 2010 remake.
Peruses: Aerrow (Storm Hawks)
Io: Piper (Storm Hawks)
Zeus: Author's choice
Hades: Ozai (Avatar the Last Airbender)
Other characters: Author's choice.