Metroid/Spongebob

Cast

 * Mario (from Mario) as Spongebob
 * Pikachu (from Pokemon) as Patrick
 * Shadow (from Sonic) as Squidward
 * Knuckles (from Sonic) as Mr. Krabs
 * Samus as Sandy
 * Ridley as Plankton
 * Dark Samus as Karen
 * Metroids as Jellyfish
 * and more