Kingdom Sponge

Kingdom Sponge is spoof of Kingdom Hearts but set in the Nickelodeon universe.

Plot
Sandy builds a ship that can take her and others to other worlds and she decides to take Spongebob and Patrick to the other worlds.When a storm breaks in Bikini Bottom Sandy,Patrick, and Spongebob are struck by lightning and they have weird weapons and new outfits so the three escape to a new world.

Characters
Spongebob Squarepants - The main protagonist and the wielder of the Keyblade.

Patrick Star - The deurotagonist.Patrick's weapon is a sheild

Sandy Cheeks -The tritagonist.Sandy wields a magician's staff

Plankton - The main antagonist.Plankton and the other Nicktoon villains are all after the Keyblade

Squidward - Squidward is a minor antagonist in the game.He somehow escapes Bikini Bottom and joins the villains.

Worlds and their inhabitants
Retroville:

Jimmy Neutron

Goddard:also a summoning charm

Cindy Vortex

Libby

Carl

Sheen

Nick

Bolbi

Boss: King Goobot V and Poultra

Bluffington:

Doug

Skeeter

Patti Mayonaise

Porkchop

Judy

Beebe

Roger

Ocean Shores:

Otto

Reggie

Twister

Squid

Ray

Tito

Boss: Dark boarder

ChalkZone:

Rudy

Penny

Snap

Biclops

Queen Rapsheeba

Blocky

Granny in the bathtub

Boss # 1:Bullynerd

Boss # 2: The Craniacs

Boss # 3:Skrawl