Mousersaurus Rex

The Mousersaurus Rex, stomping through a jungle

First appearance

The Super Mario Bros. Super Show! - "Quest for Pizza" (1989)

Comparable
Mouser

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Mousersaurus Rex, also called Mouseraurus, is a giant red dinosaur that appears in the The Super Mario Bros. Super Show! episode "Quest for Pizza". This dinosaur has sunglasses like Mouser and resembles him. He helps Alley Koop throughout the episode. Although he is big and powerful, he is unable to speak. Additionally, as a running gag, his feet keep getting hurt throughout the episode.

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The Super Mario Bros. Super Show! (animated episodes)
Characters	Protagonists	Mario • Luigi • Princess Toadstool • Toad
	Major antagonists	King Koopa (alter egos) • Mouser • Tryclyde
	Minor antagonists	Beetle • Big bad wolf • Crocodiles • Hildy • King Koopa's mother • Queen Rotunda • Sergeant Kooperman • Sultan Pasbah • Vampa White
	Koopa Pack minions	Albatoss • Autobomb • Beezo • Birdo • Birdoroo • Black Pit Bob-Omb • Bloober • Bob-Omb • Bomb Net • Bullet Bill • Clawgrip • Cobrat • Flaky • Flurry • Fryguy • Goomba • Goomba (zombie) • Goomba Mummy • Greaser Goombas • Grunt • Hammer Brother • Hoopster • Koopa Paratroopa • Koopa Troopa • Lakitu • Mousersaurus Rex • Ninji • Ostro • Phanto • Pidgit • Piranha Plant • Pokey • Porcupo • Robo Shyguy • Robo Koopa • Shyguy • Shyguy Lion • Snifit • Space Troopa • Spark • Spider • Spiny • Spiny Egg • State Troopa • Stormtroopa • Super Troopa • Thunderbirdo • Trouter • Tweeter • Tweeter Bat • Wereturtle
	Other characters	Bingo • Brutius Maximus Grouchimus • Bunsen • Butterfingers • Calamity Clam • Camel • Captain Abidab • Captain Clump • Caveman • Cheepy • Cowazaurus • Dealin' Delbert • Dr. Nerdnick • Dr. Sheldon • Dr. T. Garden • Elves • Elvin Parsley • Fire God • Flab Boys • Genie (The Super Mario Bros. Super Show!) • George Washingtoad • Giant Birdo • Goosey • Gramma Toadstool • Gramps • Harry • Hercufleas • Herlock Solmes • Hooded Robin • Indiana Joe • James Blond • Joliet • Joliet's father • June and Ward • Killer Kitty of the Kaskervilles • King James • King Neptune • Mark Twang • Mayor Fettuccine • Mermushrooms • Mervin • Misaki • Mouth of the River • Mr. President • Mr. Mayor • Mugga • Murphy • Mushroom People • Mushroom Rebel • Obi-Wan Toadi • Outback mayor • Patches • Pine • Polar bear • Prince Pompadour • Pronto • Quirks • Romano • Romano's father • Royal Cow • Salvador Drainotto • Sam Shalam • Santa Claus • Scooter • Secret Agent N • Slammer • Stool Pigeon • The Three Mushrooms • Waldo the Wizard • Whale • Zero
Locations	Regions	Amazon Jungle • Aqua Land • Brooklyn • Brooklyn Bridge • Car Land • Caveman Land • Cloud Land • Coney Island • Cramalot • Crime Land • Desert Kingdom • Down Under Land • El Desertland • Flatbush • Grand Koopa Canyon • Happy Harbor • Jungleland • Kingdom of Youth • Koopos • Land of Ice • Land of Romance • Lava Land • Linguini Empire • Lonesome Mushroom • Mushridge • Mushroom Kingdom • Mushroom Planet • Mythis • North Pole • Oceanworld • Pastaland • Pirate's Port • Pirate Waters • Pirate World • Pyramid Land • Quirk • Rap Land • River World • Robo Land • Rotundaland • Sayonara • Shamrock Kingdom • Sharewood Forest • Sharewood Village • Snow World • Sock Hop Land • Spy Land • Sudden Death Valley • Swiss Cheese Alps • Thirteen Mushroom Colonies • Trouter Bay • Turtlevania • Victoria • Winterland • Waki-Waki • Warp Zone • Wild West
Locations	Landmarks	Bonkers Street • Brooklyn Plumbers Academy • Chateau Koopula • Cramalot Castle • Delawide River • Double Cross Ranch • First Mushroom Bank • Forest of Perpetual Night and Terrible Dangers • Fort Hard Knox • Fountain of Youth • George's Gorge • Half Life Malt Shop • King Koopa's Castle • Koopacropolis • Koopa Klub • Koopatraz State Prison • Linguini Empire Colosseum • Mushroom Colony • Outback • Parsley Land • Pasta Pit • Quirk Factory • Rebel Fort • Rotunda Castle • Santa's workshop • Shamrock Inn • Super Spy Headquarters • Temple of Koopa • Tower of Victoria • Tunnel of Doom
Items, objects, vehicles, and misc.		All Purpose Portable Plumber's Helper • Aladdin's Lamp • Beanstalk • Birdo Ray • Blackbeard Koopa's ship • Bomb Plant • Ding Bell • Excalibur • Fireball • Fire Flower • Fireproof Lava Boat • Flagpole • Flying carpet biplane • Flying Pizza • Freeze Gun • Garbage Pod • Gold Coin • Golden Plumber's Helper (King Mario of Cramalot) • Golden Plumber's Helper (Plummers Academy) • Golden Wrench • Great Balls of Fire • Heat Gun • Industrial Strength Itching Potion • Intergalactic InSinkErator • Koopa-Kola • Koop Star • Koopa Scepter • Koopa Strength Itching Powder • Koopa Surprise • Koopa's rocket • Koopallac • Koopilus • Lava Machine • Lightplunger • Lost Mushroom • Magic carpet • Magic doodad • Magic flute • Magic Growing Potion • Magic Shrink Potion • Magic Statue • Magical Potion • Monster Robot Troopa • Mushroom Starfighter • Passion Potion • Peapod • Plumb-Fu • Plumber's Log • Plumbinator • Pot of Gold Coins • Power block • Red-Hot Pepper Detector • Retro Router • Robo-suit • Rocketship • Royal Plug • Sacred Sink of Cramalot • Shrinking Sukiyaki • Sinister Star • Space Raft • Spaghetti • Spymobile • Starman • Stereo Gun • Stormtroopa Starfighter • Super Sushi • Super Sushi Shrinker • Unzappable Hat • Vegetable • Wicked Weather Satellite

Mousersaurus Rex

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