Evil Cosmic Teacher

Evil Cosmic Teacher is a creature that we see grading papers in a flashback during the episode "Wake Up."

In the episode "Escape from the Citadel", we can see that they escaped the Crystal Citadel and tried to beat up the Citadel Guardians.

Appearance

The Evil Cosmic Teacher is orange with a spiraling mouth in his stomach that breathes smoke.

Gallery

v • d • e Other characters

Recurring	Abracadaniel • 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 • Doctor Princess • Dr. Ice Cream • Fern • Flambo • Flame King • Football • Forest Wizard • Foxes • Gingerbread Cookie • Gingerbread Muto • Grassy Wizard • 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 • The Lich • Lolly/Manfried • Lumpy Space King & Queen • Maja • Margaret • Martin • The Morrow • Mr. Cupcake • Mr. Fox • Mr. Pig • Neptr • Nurse Pound Cake • Party God • Peppermint Butler • Phil • Prismo • Pup Gang • Shelby • Snail • Starchy • Susan Strong • Ricardio • Root Beer Guy • Tiffany • Toronto • Tree Trunks • T.V. • Viola

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

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 • 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 (Ocean of Fear) • Oculus of Rehabilitation • Ogre • Old Lady • Old Henchman • Old Prisoner • Old Wizards • Party Jellyfish • Party Snail • Penny • Punch Bowl • 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 Duck • Skeleton Butterflies • Wall of Flesh • Witch • Wizard Students

Season 2	Ancient Psychic Tandem War Elephant • Aquandrius • Bob Rainicorn & 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 • Georgy • Gelatin Man • Ghost Man • Gnome Knight • Gnome Ruler • Golem • Gray Goblin • 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 • Party Pat • Piglets • Red Cyclops • Red-faced 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 • Hedgehogs • 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	Bebe • Baby Spider • Bear • Beautiful Lady • 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 • Princess Cookie • 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 Cat • Candy Sheriff • Candy Trimmer 1 • Candy Trimmer 2 • Candy Waiter • Cart Creature • Cart Guy • Canyon • Captain Banana Guard • Cherry Cream Soda • Chipmunk • Choose Bruce • Cinnamon Bun's Dog • CMO • Crabbit • 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 • 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 • 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 • 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 • Frozen Yogurt Princess • 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 Cream • 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 • 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 • Marceline's Mom • Mediator Shrimp • Me-Mow's Horse • Mother Mushroom • Music Hole • Neddy • Old Banana Guards • Patience St. Pim • 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 • 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 • Giraffe Girl • Gingerbread Rapper • Grumbo • Gumball Guardian Mutant • Lumpy Space Princess (1000+) • Mind Frogs • Pizza Fish • Pudding Troll • Pup Citizen • Rapper Chipmunk • Shermy • Son of Rap Bear (character) • Talug • Wishy

Distant Lands	CGO • Cole • Darling • Hugo • KS-2 • Lenny Longlegs • Olive • Shafter • Sweetie • Twinkletoes • Y5 • Y5's Dad

Comic	Adventure Tim • ALN • Bongo • ‎Breakfast Organisms • Creepy Finn & Jake robots • Devil Cake Downers • Dr. Broccoli • Duke of Limesnatch • Echo of the Lich • Ewlbo • Eyebabes • Fart Fairies • Finn the Fearful • Fisho the Colossal • Gata • Guntors • Gum • Guy • Hook Crook • Keila • Lord Lazertron the Third • Lord Vandalstine • Maggee • Mice King • Monkey Wizard • None Shall Pass • Painting King • Painting Princess • Peanut Butter Dragon • Penelope • Randall N. Byron • Song Birds • Topiary Nose

Appearance

Gallery

Fan Feed