Sonic/Batman

Cast

 * Sonic as the Batman
 * Tails as Robin
 * Knuckles as Night wing
 * Rouge as Catwoman
 * Chip as Batmitey
 * Uncle Chuck as Alfred
 * Rotor as Lucius Fox
 * Sally as Vicki Vale
 * Shadow as bane
 * Espio as Detective Bullock
 * Elise as Rachel Dawes
 * Mina as Julie Madison
 * Dr eggman as The Joker
 * Jet as Harvey Dent
 * Rosy the Rascal (Anti-Amy) as Harley Quinn
 * Snively as The Penguin
 * Rouge as Batgirl
 * Scratch as the Ventriloquist
 * Grounder as Scarface
 * Metal Sonic as The Riddler (they were both played by Jim Carrey at one point)
 * Shade as Poison Ivy
 * The Bandanna Ghost as Tweedle Dee
 * The Bowtie Ghost as Tweedle Dum
 * Infinite as the Scarecrow
 * Metal Sonic as Man-Bat
 * Mephiles as Emperor joker
 * Silver as Batman Beyond