Cosmic Tentacle Creature

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Cosmic Tentacle Creature is an evil cosmic entity that escaped the Crystal Citadel with Martin Mertens after being freed by the Lich.

Appearance

Cosmic Tentacle creature appears to be a yellowish-green creature with four tentacles.

Gallery

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v • d • e Other characters

Recurring	Abracadaniel • Ancient Psychic Tandem War Elephant • Ancient Sleeping Magi of Life Giving • Banana Man • Betty Grof • Billy • Boy Bear • Bronwyn • Bufo • Charlie • Chet • Chocoberry • Choose Goose • Cinnamon Bun • Cosmic Owl • Crunchy/Chicle • Cuber • Death • Dr. Ice Cream • Elise • Fern • Flambo • Flame King • Football • Forest Wizard • Foxes • Gingerbread Cookie • Gingerbread Muto • Grassy Wizard • Gridface People • Grob Gob Glob Grod • Gumbald/Punch Bowl • Gumball Guardian • Gunter • Hunson Abadeer • Huntress Wizard • Jake Jr. • Jermaine • Joshua • Kim Kil Whan • King Man • King of Ooo • Lemongrab 1, 2, & 3 • Lolly/Manfried • Lumpy Space King & Queen • Maja • Margaret • Martin Mertens • The Morrow • Mr. Cupcake • Mr. Fox • Mr. Pig • Neptr • Nurse Pound Cake • Party God • Party Pat • Peppermint Butler • Phil • Prismo • Pup Gang • Ricardio • Root Beer Guy/Dirt Beer Guy • Shelby • Snail • Snow Golem • Starchy • Susan Strong • The Lich/Sweet P • Tiffany Oiler • Toronto • Tree Trunks • T.V. • Viola

Animated short	Abraham Lincoln • Fire Elemental • Iceclops • Ninjas • Old Man

Season 1	Ant • Balloons • Battle Cubes • Bee • Bellamy Bug • Brad • Brain Beast • Bucket Knight • Business Men • Cactus Creatures • Cloud Answering Person • Coal Man • Cobbler • Crystal Guardian • Demon Cat • Door Baby • Donny • Duchess of Nuts • Duke of Nuts • Eberhardt • Evil Guy • Fear Feaster • Fine Lady • Fire Count • Fire Newt • Frog • Gary the Mermaid Queen • Giant Bear • Giant House Guy • Guardian Angel • Hag • Hatchlings • Heart Beast • Invisible Babes • Key-per • King Worm • Ladybug Child • Ladybug Mom • Lake Knights • Laser Pointer Troll • Lyre Player • Mannish Man • Marauders • Marquis of Nuts • Melissa • Mini Queen • Mountain Man • Mr. Turtle • Naked Wizard • Narrator • Oculus of Rehabilitation • Ogre • Old Lady • Old Man Henchman • Old Man Prisoner • Old Wizards • Party Jellyfish • Party Snail • Penny • Reaper • Riddle Master • Science Cat • Sentient Tea Cup • Shark • Sharon • Sign Zombie • Skeleton Army • Sleeping Student • Snow Monsters • Squirrel • Stanley • Stanley's family • Stonesy • Super Freak (Gorflax, Gork, Kim, Trudy, Wee Wee, Zap) • Swamp Giant • Swan • The Jiggler • Three Wise Men • Toad • Two Headed Ducks • Skeleton Butterflies • Wall of Flesh • Witch • Wizard Students

Season 2	Aquandrius • Bob & Ethel Rainicorn • Boobafina • Booboo • Bouncy Bee • Boyfriend & Girlfriend Skeletons • Butterfly With Laser Gun • Colonel Candy Corn • Commander and Private • Cubby • Dancing Bug • Dr. Dextrose • Dr. Donut • Gate Guardian • Georgy • Gelatin Man • Ghost Man • Gnome Knight • Gnome Ruler • Golem • Eskimo Husband • Grimby • Green Gumdrop Dude • Gummy • Halt • Hot Dog Knights • Hunny Bunny • Jelly Bean People • JJ • Kitten • Large Bear • Lester • Momma Bear • Monster • Mrs. Yoder • Mushroom Mayor • Nymph • Piglets • Red Cyclops • Red Faced Female Monster • Taddle • Tart Toter • Schwabl • Simon • Sir Slicer • Sleepy Sam • Slicer's Horse • Snail Ladies • Snorlock • Soul Sucked Fuzzy Friend • Teenage Bear • Tiny Red Creature • Tree Witch • Wendy • Whisper Dan • Xergiok

Season 3	Ash • Blastronaut • Burger Monster • Candy Corn Thug • Clarence • Clown Nurses • Cute King • Dimension Wizard • Door Lord • Dr. J • Dumb Rock • Evil Monster • Fight King • Fire Wolf Pup • Flame Lord • Forest Cyclops • Fruit Witches • Gladiator Ghost • Grand Master Wizard • Hamburger Monster • Hand Snow Golem • Hedgehog Creatures • Hot Dog Monster • Howard • Iron Owl • Jaybird • Laser Wizard • Lava Man • Lemon Camel • Lollipop Thug • Me-Mow • Mildwin • Pan • Papa Wolf • Paper Pete • Rainy • Science • Scorcher • Smudge • Spider • Spirit Waves • Stag • Talking Bush • Tiny Goblin • Tree Stump With Sign • Ugly Monster • Wildberry Guards • Wormo

Season 4	Baby Spider • Bear • Beautiful Lady • Bebe • Barb • Candy Nanny • Chocolate Chips • Dream Warrior • Ed • Family • The Farm • Fat Bee • Flame Soldiers • Furnius • Goliad • Ice Penguin Monsters • Jalapeño Pepper • Lorraine • Margles • Mirror Finns • President Porpoise • Prince Huge • Ronnie • Shark Sword • Spirits • Stormo • The Train • Tiny Manticore • Torcho • Tree of Blight • Winged Lemongrab Horse • Woobeewoo Elder

Season 5	Agnes • Alarm Cat • Ann • Aquatic Fish Creature • Bella Noche • Big Destiny • Bird Man Skeleton • Blanket Dragon • Blargetha • Blue Gumdrop Guy • Blueberry Cops • Boney • Box Prince • Box Prince Impostor • Braco • Bubble • Buck Pudding • Butt Chest • Candy Boss • Candy Sheriff • Candy Trimmer 1 • Candy Trimmer 2 • Candy Waiter • Cart Creature • Cart Guy • Canyon • Captain Banana Guard • Cherry Cream Soda • Choose Bruce • CMOs • Crabbit Familiar • Cream Puff Gentleman • Dead Hunter • DMO • Elder Plops • Elderly Beetle • Elderly Fly • Evil Giant Guy • Island Lady • Farmworld Finn • Farmworld Jake • Farmworld Marceline • Finn's Baby Brother • Finn's Dad • Finn's Mom • Flint • Flying Demons • Flying Lettuce Brothers • Flying Troll • Funeral Guests • Gareth • Gentleman Spider • Giant Ant Monster • Giant Goo Skull • Giant Mouse • GOLB • Gunthalina • Head Worm • Hole Frog • Imaginary Jake • James • James Baxter • Jay & Bonnie • Johnnie • Jordan • Kartemon • Lemonhope • Little Buddy • Little Dude • Loafy • Mail Bird • Man In The Wall • Milk Ghost • Mini Elves • Moe • Mother Gum • Mouse Family • Ogdoad • Owl • Paris • Pete Sassafras • Petey • Phlannel Boxingday • Pillow Child • Porcupine • Princess Bubblegum Bot • Pterodactyl • Quilton • Randy • Randy (flame person) • Rap Bear • Rasheeta • Rattleballs • Rock Giant • Roger • Ron James • Roselinen • Sand People (Red Starved) • Samantha • Shoko • Slider Guy • Slime Guards • Slime Warriors • Snake Runner • Sparkle • Sparkle's Mom • Spider-snake hybrid • Squeez-E-Mart boss • Squirrel • Stranson Doughblow • Sue • Suitors • Suzy • Tentacle Monster • The Beast • The Glitch • The Lobster • Trami • Tromo • Ursula • Vapor Swamp Monsters • Veiny Monster • Wall Spider • Wizard Bill • Wizard Police • Wizard Prison Chef

Season 6	Alien Children • Alien Messenger • Balthus • Beau • Berdzerd • Billybee • Billybee’s Gang Bees • Bland Alien Creatures • Blindfolded Mantis • Blue Berry Customer • Blue Nose • Blue Snail • Breezy • Bryce • Bus Person • Cadmus Legion • Carroll • Caterpillar • Chatsberry • Cheryl • Chinchizard • Chips and Ice Cream • Citadel Guardians • Clock Face • Cosmic Cloud People • Cosmic Head Devourer • Cosmic Half-Bodied Creature • Cosmic Mouth Creature • Cosmic Spikey Creature • Cosmic Tentacle Creature • Cosmic Waist Creature • Cow Farmer • Cube Person • Darren • Daughter of Peace Master • Dewdrop Citizen • Drawer Dresser Person • Drum Set People • Duty Manager • Elder Granny Alien • Elder Pops Alien • Erin • Evil Cosmic Bacteria • Evil Cosmic Barnacle • Evil Cosmic Bat • Evil Cosmic Cyclopes • Evil Cosmic Jellyfish • Evil Cosmic Robot • Evil Cosmic Teacher • Evil Cosmic UFO • Evil Cosmic Urchin • Evil Cosmic Worm • Eye Creature • Eye Moon • Father Alien • Flambo's Brother • Frog Twins • Geode Ants • General Tarsal • Ghost Fly • Giant Basket Transporter • Giant Crab Creature • Giuseppe • Gnome Tenant • Goose • Goralina • Gummi Water Boy • Gunther the Dinosaur • Hairy Gummy • Hairy Person • Homeless Wildberry People • Horse (Sad Face) • Huge King • Ice Imp • Insect Actress • Insect Announcer Carnie • Insect Audience • Insect Band • Insect Workers • Jewel-Eyed Rock Creature • Jumping Citizens • Kent • Key Person • Lamp • Leaf Beard • Leaf Man • Lieutenant Gamergate • Life • Lifeguard • Lifeguard 2 • Linda • Lizard Followers • Lizard Guard • Mage • Magwood • Martin 2 • Matthew • Mayor • Mice Daughters • Mice Followers • Microwave Person • Monks • Morty Rogers • Mother Alien • Mother Bird • Mountain Guardian • Mr. B • Mr. F • Mr. Goji Berry • Mrs. Goji Berry • Mud Man • Mud Person • Muffin Giant • Nina • Oinko • Old Green Person • Party Beetle • Party Bug 1 • Party Bug 2 • Party Scorpion • Pat • Peace Master • Peace Master's Baby • Pet Dog • Purple Comet • Purple Hairy Person • Rabid Possum • Rat King • Ringmaster • Sacrificial Deer Creature • Sally • Seven • Shadow Slender Demons • Shape-shifter • Shazbaz • Shelby’s Girlfriend • Sleeping Fire Giants • Slime Dog • Slime Grimes • Slimy D • Snow Person • Son of Peace Master Space Moth • Speedboat • Squirrel Lover • Strong Insect Worker • Talking Ant • Talking Leaf • The Raccoon • The Sun • The Wisemen • Train Boss 1 • Tuber • Upper Middle Class Wildberry Kids • Urgence Evergreen • Void Caster • Wine Glass Person • Woodpeckers

Season 7	ALLMO • AMO • Bobby • Bunny Girl • Cactus Guy • Cloud Dance • Fine Aged Cheddar Man • Frog Guards • Governor Angler Fish • Haydancy • Honey Man • Mediator Shrimp • Me-Mow's Horse • Mother Mushroom • Music Hole • Neddy • Old Banana Guards • Pepper Grinder • Piglets (Angel Face) • Prismo's Boss • Representative Cybil • Representative Eel • Representative Orca • Representative Seahorse • Representative Sea Turtle • Representative Swordfish • Risco • Secretary Octopus • Sentient Aroma • Sentient Tomato • Sock Bandits • Spirit Dream Warrior • Tadpoles • The Empress • The Fool • The Hierophant • The Moon • Thunder Boar • Two Bread Tom • Vampire King • Vampire Teen • Vice President Blowfish

Season 8	Albert • Alva • Bun Bun • Candy Elemental (St. Pim Era) • Candy Elemental (Unknown Era) • Dr. Gross • Early Creature • Evil Hermit • Fire Elemental (St. Pim Era) • Fire Elemental (Unknown Era) • Frieda • Gibbon • Grass Demon • Grass Worm • Grand Prix • Guardian • Lee • Minerva Campbell • Moniker • Patience St. Pim • Pete the Punk • Roy • Santa • Slime Elemental (St. Pim Era) • Slime Elemental (Unknown Era) • Spear Bear • Sveinn • Turtle Announcer • Widow

Season 9	Bogo • Cloudy • Fire Archer • Fire Rat • Gummy Fish • Michael • Other Fionna • Sentient Lollipop • Wall of Water • Whipple • Wizard Tailor

Season 10	Alarm Clock Creature • Baby Teeth Finns • Ble's Founder • Ble's Staff • Beth • Cake People • Cake People Mutant • Cake Titans • Future Two Headed Duck • Gingerbread Rapper • Grumbo • Gumball Guardian Mutant • Kookie • Mind Frogs • O • Pizza Fish • Pudding Troll • Pup Citizen • Rapper Chipmunk • Shermy • Son of Rap Bear • Talug • Wishy • X

Distant Lands	CGO • Cole • Darling • Glassassins • Glassboy • Hugo • KS-2 • Larvo • Lenny Longlegs • Limeston • New Death • Olive • Sandy • Shafter • Sir Soda • Sweetie • Twinkletoes • Undertakers • Waffle Cone Trolls • Y5 • Y5's Dad

Comics	8-Head Ted • Adventure Tim • Alistair Blacktide • Allen • ALN • Anbaris • Arklothac • Bad Guy Magpie • Bad Haircut Wizard • Bartholomew • Basketball Wizard • Blake • Bongo • Breakfast Organisms • Carl the Gem • Charlie Mayor • Cherry Chris • Chronologius Rex (All-Time) • Corn Syrup Wizard • Craig • Creepy Finn & Jake robots • Dark Magistar Templi Marble • Devil Cake Downers • Dr. Broccoli • Duke of Limesnatch • Echo of the Lich • Ewlbo • Eyebabes • Fart Fairies • Female Lemon Children • Finn the Fearful • Fisho the Colossal • Flynn (comic) • Gata • Ghost Destroyers • Greg • Gum • Guntors • Guy Gum • Guy • Hairy Chris • Ham-Pire • Hambone • Hook Crook • Hot Dog Princess' bun • Janice Bizzlethatcher • Keila • Lady Lemongrabs • Lady Stabsworth Z. Backwash III • Lady Unibow • LeafLans • Lord Lazertron the Third • Lord Lazertron the Third's Mom • Lord Vandalstine • Lumpy Space Predators • Lumpy Space Rat • Lun • Maggee • Malloy • Mice King • Mnemonoid • Monkey Wizard • Mow-Me • Ng’Zot Aa • None Shall Pass • Orphan Ice Prince Timothy • Painting King • Peanut Butter Dragon • Penelope • Penny (Comics) • Pickles • Randall N. Byron • Rock Candy Lady • Sand People • Sewer Wizard • Sinorses • Song Birds • Topiary Nose • Tuff • Weebles • Zon

Video Games	Pillowmint Butler

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