Category:Monsters


 * Frogfish
 * Billy the Orca
 * Giant eel
 * Sea Monster
 * Mildred


 * Giant Fruit Fly


 * Orange Witch Fish


 * Patrick's Underwear


 * Cat-O-Nine Tails


 * Jellion Squidward


 * Squidward Clones


 * Sam Star


 * Overweight Sandy Cheeks


 * See-through Fish Monster


 * The Cyclops


 * Giant Green Crab


 * Lab Squidward


 * Trench Snail


 * Polar Bear


 * Guard Worm


 * Trenchbillies


 * Large Snail


 * Future Squids


 * Spot


 * The Abominable Snow Moullsk


 * Primitive Tapeworm


 * Algae On A Rock Monster


 * Maximus


 * Nudibranch


 * Angler Fish


 * Trench Monsters


 * Charlie (Ghoul Crew)


 * Three-Eyed Alien


 * Giant Krabby Patty


 * Blue Worm Monster


 * Milkshake Gremlin


 * Alley Snails


 * Jellion Mr. Krabs


 * Sewer Monster


 * Tentecled Sea Urchins


 * Jellions


 * Monsters from the party


 * Evil Alien Jellyfish Overlord


 * Jellion Clones


 * Jellion Tom


 * Giant Albino Eel


 * Jellion Gary


 * Jellion Patrick


 * Giant Gary the Snail


 * Mr. Seaweed Monsterman


 * Yeti Krabs


 * The Fisherman


 * Rusty Rickets


 * Zombie Ghost


 * Puffy Fluffy


 * Soda Ghost


 * Nudibranch


 * Dragon Ghost


 * Sea Monster (Prehibernation Week)


 * Sea Troll


 * Old Blue Lips


 * Patrickosaurus


 * Giant Goo Kangaroo


 * Squidasaurus Rex


 * The Flying Dutchman


 * Yellow Ghost


 * The Appetizer


 * Aliens (Spongehenge)


 * Growler


 * The Big One


 * Lionfish


 * Sea Rhinoceros


 * Sea Bear


 * Giant Cute Kitty


 * Rock Bottom Bus Manager


 * Werewolf


 * Monster Y


 * Bats


 * Monster X


 * Monster Z


 * Giant Clam


 * Sea Monkey


 * Sea Skunk


 * Fleas


 * Giant Sea Buffalo


 * Monster ??


 * Mud Monster


 * Sea Monster (Goo Lagoon)


 * Cave Monster


 * Sea Bats


 * Cave Dwellers


 * Purple Goo-ball Monster


 * Alaskan Bull Worm


 * An 8-eyed squid


 * Red Humbolt Squid


 * Wormy (Butterfly form)


 * Money Dragon


 * Giant Red Eel


 * Monster Krabby Patty


 * Dragon Jellyfish


 * Fat Ghost


 * Crawly Clown


 * Madame Hagfish


 * Father Sea Whelk


 * Krabszilla


 * Rrarrg


 * Giant Patrick


 * Sea Whelks


 * Mother Sea Whelk


 * Baby Sea Whelks


 * Spongezilla


 * Trench Monsters


 * Leech


 * Hermit Crab


 * Owl Clam


 * Overweight Squidward


 * Gummy


 * Bubble Giants


 * Giant Golden Eel


 * Giant Super Goo Bubble


 * Krabby Patties


 * Black Snail


 * Planktonzilla
 * Loch Ness Monster