Seasons & episodes
S1 · E1Sneaky Lying Cheating Giant Ninja Koopas 1990-09-08 · 11 min
Koopa turns Kooky, Bully, Big Mouth, and Cheatsy into gigantic ninjas to apprehend Prince Hugo of Giant Land.
S1 · E2Reptiles in the Rose Garden 1990-09-08 · 12 min
Koopa warps the White House, along with the President and the First Lady, to his castle and makes Kootie Pie Empress of America.
S1 · E3Mind Your Mummy Mommy, Mario 1990-09-15 · 12 min
Hip and Hop kidnap the sarcophagus of a prince whom Mario resembles. Their actions awaken the prince's mother, who believes Mario is her son.
S1 · E4The Beauty of Kootie 1990-09-15 · 12 min
While stealing oil from the sultan of Desert Hill, Cheatsy turns Kootie Pie into a human so she can fool Mario.
S1 · E5Princess Toadstool for President 1990-09-22 · 12 min
When Princess Toadstool challenges Koopa to an election over leadership of the Mushroom Kingdom, Kooky uses a nice guy potion on Koopa to make all the voters like him.
S1 · E6Never Koop a Koopa 1990-09-22 · 12 min
In order to show Cheatsy how to be just as rotten as he is, Koopa lures Mario and friends to his castle and threatens to blow them up using a big army of Bomb-Ombs.
S1 · E7Reign Storm 1990-09-29 · 12 min
When Princess Toadstool and Toad take a vacation in Hawaii, Kooky uses a robot princess to try and take over the Mushroom Kingdom.
S1 · E8Toddler Terrors of Time Travel 1990-09-29 · 12 min
Kooky and Koopa try to go back in time to stop the Super Mario Bros. from ever going down the drain in Brooklyn, but their plan backfires, turning them all into babies.
S1 · E9Dadzilla 1990-10-06 · 12 min
Fed up with Koopa's ways, Kootie Pie and Big Mouth bring a Hollywood movie monster to life and convince him he's their real dad.
S1 · E10Tag Team Trouble 1990-10-06 · 12 min
Mario and Luigi enter a wrestling match so they can give the prize money to Toad to make up for a donation to the Mushroom Orphanage he believes he lost.
S1 · E11Oh, Brother! 1990-10-13 · 12 min
When Mario and Luigi get fed up with each other, Luigi soon finds himself having to save his brother from Koopa and Kooky.
S1 · E12Misadventure of Mighty Plumber 1990-10-13 · 12 min
Koopa brings TV hero Mighty Plumber to life and tricks him into robbing the Pipe Land Treasury.
S1 · E13A Toadally Magical Adventure 1990-10-20 · 12 min
Toad loses a magic wand to the Koopas.
S1 · E14Misadventures in Babysitting 1990-10-20 · 12 min
Mario and Luigi wind up babysitting a brat from Brooklyn who finds his way into the Mushroom Kingdom.
S1 · E15Do the Koopa 1990-10-27 · 12 min
Mario, Luigi, Toad, and Princess Toadstool seek the Doom Dancer Music Box in Koopa's Castle, but when the Koopas find out, they go after it themselves.
S1 · E16Kootie Pie Rocks 1990-10-27 · 12 min
Koopa kidnaps Milli Vanilli and forces them to perform exclusively for Kootie Pie.
S1 · E17Mush-Rumors 1990-11-03 · 12 min
When a Real World family drives into the Mushroom Kingdom, the Mushroom People and the Koopas mistake them for aliens.
S1 · E18The Ugly Mermaid 1990-11-03 · 12 min
While wearing a Frog Suit, Mario almost drowns, but he is saved by Holly Mackerel, a mermaid princess. Holly falls in love with Mario and tries to marry him.
S1 · E19Crimes R Us 1990-11-10 · 12 min
Koopa recruits a criminal from the Real World to teach the Koopalings how to commit crimes.
S1 · E20Life's Ruff 1990-11-10 · 12 min
Hip and Hop turn Luigi and the King of Ice Land into dogs and run off to cause mayhem in Florida.
S1 · E21Up, Up, and a Koopa 1990-11-17 · 12 min
Kooky uses his new "Raiser Upper" machine to levitate everything in the Mushroom Kingdom to the sky.
S1 · E227 Continents for 7 Koopas 1990-11-17 · 12 min
After trapping the Super Mario Bros. and Toad in the Mushroom World, Koopa orders his kids each to take over one of Earth's seven continents.
S1 · E23True Colors 1990-11-24 · 12 min
Kooky and Cheatsy use a special paint to turn all the Mushroom People either red or blue and trick the two colors into hating each other.
S1 · E24Recycled Koopa 1990-11-24 · 12 min
When the Koopalings are forced to dispose of their garbage, they have it dropped on the Mushroom Kingdom and later Brooklyn.