Mario and Sonic: Into the Underverse - DarkFireJayden - Wattpad

Mario and Sonic: Into the Underverse

Reads 133
Votes 3
Parts 6
Time 57m

Reads 133
Votes 3
Parts 6
Time 57m

action action-action-adventure adventure cross crossover fanfiction fantasy frisk inksans luigi mario mighty ray sans sonic sonicthehedgehog suspense tails tailsthefox undertale underverse xchara yoshi

Mario, Sonic, and their friends embark into an unfamiliar place known as the multiverse. Filled with adventure, fantasy, and suspense. These heroes later team up with Sans and transport themselves into the journey of their  lives. This will catalyze the beginning of the biggest battle for the multiverse.





Disclaimer

This story is rated T for teens. It contains blood, violence, and foul language. Also, I do not own Super Mario, Sonic the Hedgehog, Undertale, nor Underverse. They belong to their rightful creators.All Rights Reserved

action action-action-adventure adventure cross crossover fanfiction fantasy frisk inksans luigi mario mighty ray sans sonic sonicthehedgehog suspense tails tailsthefox undertale underverse xchara yoshi

Table of contents

6 parts

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A NEW PARTY MEMBER (Nintendo High x Male reader) by unknown_isi9

[Cover made by SonicExe09! Go check him out to if you want] Dive into Nintendo High, where Mario and Luigi are teenagers living their wildest school year yet! Join the iconic brothers as they face off against familiar foes, forge new friendships, and tackle the unique challenges of high school life. With unexpected twists and plenty of humor. Get ready for a high-energy ride at Nintendo High! ???: AAAAAAAAAAAAAAAAAAnnnnnddddd I'm in this too. ???2: Ohhhh, shut up for the love of God. All rights to Nintendo for their characters and Foozle for creating this show.

Torn by p3n_i3

[Yandere!Underverse x F!Reader] [updates every weekend, 3k - 6k word chapters] What does the fate of the Multiverse have to do with you? In your past life, you experienced nothing but irony and a cold black drop, so why is it then when you're taken away everything suddenly revolves around you? You never wanted this, after being kidnapped by a glitched out monster, you expected a tranquil life until you died and he tossed you out. But now? Now you've got to learn how to fight, and not for others or the Multiverse. You've got to fight for yourself. Friends that you thought were safe are no longer, and you, the predator, has easily become prey. And you don't want that life anymore.

SONIC FALLS: SEASON 1 [up for adoption] by SHADOWPRIME2025

after dr eggman triggered an explosion causing chaos control sonic, his friends and his arch nemesis eggman all get transported on earth with them being seperated. but sooner or later sonic will meet two kid human twins mabel and dipper pines as sonic becomes friends with them as he and the twins get sent to gravity falls to spend the summer with the twins's eccentric great uncle stan AKA grunkle stan. sonic with his new humans friends and the rest of his friends they will discover crazy mysterious, fight dinosaurs, battle eggman time to time and will face dangerous threats and save the town and the entire world a few times. sonic and his friends are in for a crazy and amazing summer in the town named GRAVITY FALLS!

Sonic The Hedgehog and Danny Phantom Crossover (Abandoned) by Starfur795

Sonic and his friends have found themselves in Danny's world because of the one and only Eggman who then finds himself falling into the world himself. Danny has no idea what is going on and if Sonic is good or evil or even what he is! His friends also face the same troubles as they fall separated into Amity Park. Experience many points of view from many of our friends as they experience an adventure in a new and unknown world.

World War X (male hedgehog/hybrid reader x fem Sonic characters) by Marc.S by MarcS91

(First story all characters are 18 and up. Huge Warning blood and gore details are in this story.) Y/n the hedgehog was living his life to the fullest. Going on adventures, meeting new friends along the way. Getting to fight alongside with Sonic, Shadow and everyone else. Until everything...CHANGE... (Note all pictures and videos belong to their respective creators. Thank you)

Mario and Sonic: Super Eclipse and Determination by EulaBNerdin

Sonic the Hedgehog, the fastest thing alive, once again finds himself trapped in another world with his friends scattered around it, along with new ones to come. He has no memory of how he ended up in the land called the Mushroom Kingdom, but he does know he's not in his homeworld. After meeting with a plumber name Mario, he has to look for all of his friends and find a way to get back to Mobius. Little does he know that Dr. Eggman is in the Mushroom Kingdom, too. Together with Bowser, the Koopa King, they become a huge threat not only to the Mushroom Kingdom and Mobius, but all of space and time. Mario and Sonic along with all their friends must fight back these two dark forces in order to save all of reality. But will they succeed?

Mario & Sonic: Dimensional Chaos by GamerLightwarrior

Mario and Sonic's worlds are in chaos. A mysterious new foe and an organization group have used their powers to collide their universes into one and slowly starts to collapse. Mario and Sonic and co must team up and work together and stop this new threat and say their universes or else everything will be turned to nothing.

The Renowned Star by TheExaltOne

Ages on end were the countless stories of the heroes. All of them continued to laugh and cheer all on their own. Just as they were reaching older and older a final call for the heroes is sent. They are all reunited and they set off on their final adventure through the fantasy realm. But soon terror is struck outside of the fantasy kingdom. Is their final adventure going to be a doozy or is it going to be a blast no matter what the cost will be. Only the heroes have the final say, the star is sparkling brighter than ever before. The heroes at long last will show their true potential through one final expedition together.

Sans Au x Readers (Magic of Souls and Coffee) by latteking254

Monsters and humans come together. After frisk the human with the power of DETERMINATION frees the monsters from the underground. But what happens when certain humans come together to face MT Ebbot and a monster who is lost in time and space. //I DO NOT OWN ANY CHARACTERS BESIDES THE Y/N's. THIS STORY IS BASED OFF MY LITTLE PONY-KINDA. ITS A REFERENCE TO MY LITTLE PONY//

Pokémon & Sonic X by Lendsey2004

A slight malfunction causes Chaos Control, and sends Sonic the Hedgehog to the Pokémon World. While there, Sonic meets Ash and his friends, who aid at collecting the Chaos Emeralds, so Sonic and friends can go home(Sonic X belongs to SEGA, Pokémon belongs to Nintendo).

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Slide 1 of 10

A NEW PARTY MEMBER (Nintendo High x Male reader) cover

SONIC FALLS: SEASON 1 [up for adoption] cover

Sonic The Hedgehog and Danny Phantom Crossover (Abandoned) cover

World War X (male hedgehog/hybrid reader x fem Sonic characters) by Marc.S cover

Mario and Sonic: Super Eclipse and Determination cover

Mario & Sonic: Dimensional Chaos cover

The Renowned Star cover

Sans Au x Readers (Magic of Souls and Coffee) cover

Pokémon & Sonic X cover

A NEW PARTY MEMBER (Nintendo High x Male reader)

[Cover made by SonicExe09! Go check him out to if you want] Dive into Nintendo High, where Mario and Luigi are teenagers living their wildest school year yet! Join the iconic brothers as they face off against familiar foes, forge new friendships, and tackle the unique challenges of high school life. With unexpected twists and plenty of humor. Get ready for a high-energy ride at Nintendo High! ???: AAAAAAAAAAAAAAAAAAnnnnnddddd I'm in this too. ???2: Ohhhh, shut up for the love of God. All rights to Nintendo for their characters and Foozle for creating this show.