The Big Mouth kids get transported to a strange new world, along with their Monsters, and get pulled into a wild adventure and a race against time to find the Crystal Stars and stop a plan for world domination and hopefully find a way home.

Waluigi battles Ultra-Instinct Shaggy in a super-powered throwdown that shakes the Mushroom Kingdom and determines who is the most powerful being in the SMG4 universe.

As the gang organised a gaming night, the thunder roars, which scares Tari. It's up to Meggy to stay with her to eliminate the gamer's astraphobia.

Jump into the fun as Straw-Hat Pirates Luffy and Zoro travel to a new world to stop an evil Warlord from taking over the world

This story takes place in the future during the 2024 Summer, a week before the Olympic Games; as Mario and Sonic's teams begin preparation, they feel the shifting of the dimensional fabric. It was discovered that Kammette returned with an army of colorful clones and combined seven-dimensional worlds, including the heroes', onto Vibe Island for her plans.

Izuku meets an exchange student from America named Bowsette. She seems to have an amazing quirk but what secrets is she hiding?

Following the battle with Zero, Mario and SMG4 investigate the mystery surrounding the Guardian Pods, the SMGs and the other secrets the universe has to offer. Perils are encountered and secrets are revealed with neither Mario or SMG4 aware of how high the stakes are and how vital Mario is to the survival of the universe if Zero returns... (Based on the SMG4 Cosmology Lore)

Things aren't going that well for Dick Dastardly on the race courses.

Iono gets pleasantly surprised when she finds a pipe warping a bunch of stinky girls into her farty world of Pokemon.

Midoriya always dreamed about becoming a hero even when he didn't have a quirk of his own to work with. But after helping a visitor from beyond the stars one fateful night, he may finally be able to achieve his goal with the help of a princess from outer space.

Princess Daisy's fart fetish manage to create gassy mayhem for the Mushroom Kingdom. Can the folks cope with what results of Princess Daisy's powerful farts, or will they be parted because Princess Daisy farted? Find out how Toadette, Birdo, Dry Bowser, and the rest have to deal with Princess Daisy farting, because if there's 1 thing you just can't stop, it's Princess Daisy farts.

Kirby and the twin plumbers will need to communicate properly with each other to control their combined powers of Kirby's copy abilities, Mario's Firebrand, and Luigi's Thunderhand/Green Fire, together as a team- Otherwise Nightmare will overpower them and all hope for good dreams will be lost! Initial D's When The Sun Goes Down by Ken Blast plays in the background.

An intricate story that follows the Koopalings, along with many other video game characters, creatures, and items, in a world composed of video games like Terraria, Minecraft, Subnautica, and more, on an ultimate quest to save it all from a certain fate!

Luigi finds himself in Subcon once again and the land of dreams has turned hellish, evil in a way that ghosts and Goombas aren't... Together with the very brave but very troubled Nancy Thompson, Luigi will have to wake up and face his fears. Otherwise, he won't wake up at all. WARNINGS: Blood/Heavy Violence. Gore.

It was all perfect with the Giga Cat Bell until a dark being comes in and takes over society. Will the heroes stop this identity and save the planet they live on? Read "Hero's Fury" and find out!

When Olly and Dr. Doofenshmirtz get trapped in an elevator, they form an unlikely friendship that involves Doof in trying to get Olly back home.

After her latest heartbreak, Bowsette Koopa moves to Amity Park and meets Danny Fenton. However, she tries to avoid another heartbreak only to fall for Danny. Can Bowsette find new love, or will she be heartbroken all over again?

When SMG3's popularity skyrockets after a livestream challenge, SMG4 tries to stay relevant by working on the perfect video, a task that takes a toll on him that eventually leaves Mario and the others gravely concerned the more SMG4 works on his video and his sanity begins to slip...

"In your own time, feel free on reading about my experiences with two of the most discussed figures in this journal."

Bowser has kidnapped Peach yet again! But this time, he banished Mario into an alternate dimension: the City of New York. There he meets Spiderman and the two team up in order to stop Bowser from conquering both worlds with the help of Spiderman's archenemy: the Green Goblin.

A MHA and Bowser SI mashed together. Please enjoy. Also Posted On Royal Road

After the last Splatfest, Rider, Hatchi, and Nana started noticing a symbol everywhere in Splatsville that looks strangely similar to Kamabo Corporation. After a chance encounter with a strange Inktoling kid named Olly, the puzzle starts fitting itself together. (Cover in process! I have not read past volume 4 in the manga series, so sorry if I get things wrong.)

Luigi had chiseled a second football to show Mario, Kirby, and Starlow. He is quite proud of his new design; however, one harsh comment about his sculpture made him drop his art piece then run away into the forest, so it's up to Kirby and Mario to go find the green plumber.

Three years later, the Little Einsteins enjoy life before they received an invitation to attend a party at the Mushroom Kingdom.They travel there and meet new people, but disaster strikes when Big Jet joined forces with Bowser and they kidnapped Peach, Quincy, June, and Rocket. Now Leo and Annie must join Mario, Luigi, Toad and Toadette to save them and the Mushroom Kingdom.

Bowser, king of the koopas, exiles the cookies of the romantic Hollyberry Kingdom, thus creating the Hollyberry Kingdom Harpoon. When Mario and his friends end up getting involved thanks to Hollyberry Cookie's request, they, along with the Greil Mercenaries and their friends from Elyos, must take back the kingdom. Rated T for violence and language; see author's notes for details.