Nickelodeon/Cartoon Network

Version 1
(By PatrickBobSponge)
 * Josh (From Drake and Josh) as Mordecai (From Regular Show)


 * Drake (From Drake and Josh) as Rigby (From Regular Show)


 * SpongeBob (From SpongeBob SquarePants) as Finn (From Adventure Time)


 * Chum Chum (From Fanboy and Chum Chum) as Steven (From Steven Universe)