1 Invader Zim
Invader Zim is an American animated television series created by Jhonen Vasquez for Nickelodeon. The series centers on an extraterrestrial named Zim from the planet Irk, and his mission to conquer Earth and enslave the human race along with his malfunctioning robot servant GIR.
The grouchy, arrogant alien becomes tortured by the positive and funny sponge. GIR and Patrick eat tacos together. Gaz and Squidward complain about how the world is full of morons.
2 Star Wars
That would be so great, and Plankton becomes the new Emperor. - Discord
3 The Fresh Prince of Bel-Air
The Fresh Prince of Bel-Air is an American sitcom that originally aired on NBC from September 10, 1990, to May 20, 1996.
Now this is a story all about how my life got burger-flipped upside down, and I'd like to take a minute, and you'll see, how I ended up living in a pineapple under the sea!
4 My Life As A Teenage Robot
My Life as a Teenage Robot is an American animated science fantasy television series created by Rob Renzetti for Nickelodeon.
I don't even have anything to say about this one, other than it would be really random. - Discord
I have a version. Sandy builds a robot (Jenny) and then Patrick and spongebob see it
5 Teenage Mutant Ninja Turtles
Teenage Mutant Ninja Turtles is an American 3D rendered computer animated television series based on the fictional superhero team. It aired on Nickelodeon in the United States from September 29, 2012 to November 12, 2017.
Two of Nick's most successful shows, and it could happen.
6 My Little Pony
They will work to spread the magic of friendship all across Bikini Bottom! - Discord
That is a great idea! Ponies living underwater! - Neonco31
Its too girly
7 Super Mario
Mario is the main character in the Mario Bros. Franchise, who was created by the creative director and video game designer at Nintendo of Japan, Shigeru Miyamoto. Mario has appeared in almost every Mario Game, including spinoff series, as a playable character, with few exceptions including New Super ...read more.
Plankton ends up getting crushed by Bowser's foot, and Sandy gets kidnapped.
Mario uses a Frog Suit!
8 The Avengers
SpongeBob and his friends from the second movie meet the Avengers and team up! - Discord
9 The Fairly OddParents
The Fairly OddParents is an American animated television series created by Butch Hartman for Nickelodeon.
Timmy wishes former a super talking air breathing sponge and Cosmo and Wanda give him a ray. But when Cosmo pushes the wrong button and breaks the forth wall by zapping the logo in the corner the one that tells you what channel and gets their universe and spoons universe together with when everyone sees him. They all faint but there's a problem plankton and mr Crocker team up to destroy there enmities and take the god parents wands now the two universe who are consatlly fight over who does their role better like common and Patrick figt over who's the better idiot
10 The Wizard of Oz
SpongeBob wishes for more Krabby Patties from the Wizard. - Discord
? Gravity Falls
Gravity Falls is an American animated television series produced by Disney Television Animation that first aired on Disney Channel, and then on Disney XD from June 15, 2012 to February 15, 2016. The series follows the adventures of Dipper Pines and his twin sister Mabel in the fictional town of Gravity ...read more.
? BoBoiBoy Galaxy
BoBoiBoy Galaxy is a Malaysian animated TV series. It is a continuation of the BoBoiBoy TV series after it ended its third season.
12 The Loud House
The Loud House is an American animated television series created by Chris Savino for Nickelodeon. The series revolves around the chaotic suburban everyday life of a boy named Lincoln Loud and his ten sisters, to which he survives as the middle child and only son in a large family of eleven children. ...read more.
Ah, yes, the most mentioned SpongeBob crossover idea. - SoongeBill
My two favorite shows together. This should be number 1
I need this to happen
Rugrats is an American animated television series created by Arlene Klasky, Gábor Csupó and Paul Germain for Nickelodeon.
Always wanted a SpongeBob/Rugrats crossover. - anonygirl
14 Rocko's Modern Life
Rocko's Modern Life is an American animated television series created by Joe Murray for Nickelodeon. The series centers on the surreal life of an anthropomorphic Australian-immigrant wallaby named Rocko as well as his friends: the gluttonous steer Heffer, the neurotic turtle Filburt, and Rocko's faithful ...read more.
It was the inspiration for spongebob
That would be so cool
“Digimon” is a term commonly used to describe a variety of Japanese anime series based on the Bandai virtual pet brand “Digimon” (Dejimon). As of 2017, there are 7 series: “Digimon Adventure” (1999), “Digimon 02” (a.k.a. “Digimon Adventure 02”) (2000), “Digimon Tamers” (2001), ...read more.
I would like to see that
Hell no, Digimon sucks. - KalloFox34
16 South Park
South Park is an American adult animated sitcom created by Trey Parker and Matt Stone for the Comedy Central television network. The show is about four boys, who are Stan Marsh, Kyle Broflovski, Eric Cartman, and Kenny McCormick, and their adventures in South Park, Colorado.
No, South Park isn't for kids.
Pokémon, abbreviated from the Japanese title of Pocket Monsters and currently advertised in English as Pokémon: The Series, is a Japanese anime television series, which has been adapted for the international television markets.
Best one. - KalloFox34
18 The Simpsons
The Simpsons is an American animated sitcom created by Matt Groening that originally started on April 19, 1987 as shorts on The Tracey Ullman Show. It got its own series on December 17, 1989 and is still running as of 2019, making it the longest running animated sitcom. It is about a man named Homer ...read more.
19 Power Rangers
20 Liv and Maddie
Liv and Maddie is a live-action Disney Channel sitcom that started on July 19, 2013, and ended on March 24, 2017. It is about two identical twin sisters named Olivia "Liv" Rooney and Madison "Maddie" Rooney (both portrayed by actress Dove Olivia Cameron; born in January 1996 as Chloe Celeste Hosterman) ...read more.
21 Happy Tree Friends
Happy Tree Friends is an adult animated flash series created and developed by Aubrey Ankrum, Rhode Montijo, Kenn Navarro and Warren Graff for Mondo Media.
I can imagine Spongebob getting shredded to bits by Flippy.
22 Adventure Time
Adventure Time is an American animated television series created by Pendleton Ward for Cartoon Network. The series follows the adventures of a boy named Finn (voiced by Jeremy Shada) and his best friend and adoptive brother Jake (voiced by John DiMaggio)—a dog with the magical power to change shape ...read more.
23 Inside Out
24 Fifty Shades of Grey
25 Sonic the Hedgehog
Sonic the Hedgehog, trademarked Sonic The Hedgehog, is the title character and protagonist of the Sonic the Hedgehog series released by SEGA, as well as numerous spin-off comics, five animated shows, and an animated OVA.