Mario/SpongeBob SquarePants

Mario/Spongebob is a parody.

Version 1

 * Mario as Spongebob
 * Yoshi as Patrick
 * Wario as Mr. Krabs
 * Luigi as Squidward
 * Peach as Sandy
 * Daisy as Pearl
 * Toad as Gary
 * Boom Boom as King Neptune
 * Dixie Kong as Mindy
 * Donkey Kong as Larry
 * Queen Merelda as Mama Krabs
 * Queen Bee as Ms. Puff
 * Bowser as Plankton
 * Birdo as Karen
 * Mallow as Mermaidman
 * Geno as Barncleboy
 * King R. Rool as Man Ray
 * King Boo as The Dirty Bubble
 * Waluigi as Squilliam
 * Smithy as Dennis
 * Mouser as The Flying Dutchman
 * Toadsworth as Spongebob's Dad
 * Rosalina as Spongebob's Mom
 * Cosmic Spirit as Spongebob's Grandma
 * Lakitus as Jellyfish
 * Boshi as Cousin Blackjack
 * Toadette as Snellie
 * Diddy Kong as Stanley S. Squarepants
 * Bowser Jr. as Flats the Flounder
 * Metal Mario as Robot Spongebob
 * Metal Wario as Robot Krabs
 * Baby Mario as Patchy the Pirate
 * Baby Luigi as Potty the Parrot
 * Koopa Troops as Tom
 * Koopa Paratroopa as Fred
 * Dry Bones as Scooter
 * Lemmy "Hip" Koopa as Harry
 * Iggy "Hop" Koopa as Combover
 * Larry "Cheatsy" Koopa as Bald

Version 2

 * Mario as Spongebob
 * Yoshi as Patrick (both best friends to Mario and Spongebob)
 * Wario as Squidward (they both are grumpy)
 * Luigi as Mr. Krabs
 * Birdo as Sandy
 * Toad as Gary
 * Pearl as Pearl
 * Daisy as Mindy
 * Donkey Kong as Larry
 * Candy Kong as Karen
 * Bowser as Plankton

Version 3 (Made by MilesTailsProwerFan) (DO NOT EDIT!!!)
See Also
 * Mario as Spongebob (Both are the main characters)
 * Yoshi as Patrick (Both are chubby and are best friends to Mario and Spongebob)
 * Luigi as Squidward (Both tall, green, and stuck in the shadow of Mario and Spongebob)
 * Wario as Mr. Krabs (Both are greedy, plus Mr. Krabs' voice suits Wario perfectly!)
 * Toad as Gary (Both are small)
 * Peach as Sandy (Both are Mario and Spongebob's best female friends)
 * Bowser as Plankton (Both are the main villains)
 * Waluigi as Squilliam (Both are Luigi and Squidward's rivals)
 * Daisy as Mrs. Puff
 * Birdo as Pearl (Pearl's voice suits Birdo perfectly!)
 * Donkey Kong as Larry the Lobster (Both are strong)
 * Funky Kong or Diddy Kong as Scooter (Both hang out with Donkey Kong and Larry, and Funky Kong and Scooter are both surfers)
 * Lemmy "Hip" Koopa as Mermaid Man
 * Iggy "Hop" Koopa as Barnacle Boy
 * Larry "Cheatsy" Koopa as Flats the Flounder
 * King Boo as The Flying Dutchman (Both are ghosts)
 * Toadette as Snellie (Both are Toad and Gary's girlfriends)
 * Toadsworth as Spongebob's Dad (Both have mustaches)
 * Rosalina as Spongebob's Mom
 * Baby forms of Mario characters as Baby forms of Spongebob characters (Need to explain?)
 * and more
 * Character Mix/Super Mario World