When Sonic visits N-City on a world tour, he doesn't expect much. This was more of a pit stop than anything. Although, on his first night in town, some strange and fun people start showing up. Surely nothing bad can happen, right? ...Right?

The entirety of Japan is in peril. Disaster strikes everywhere. Villains rise and heroes fall. When the Leagues secret weapon is unleashed upon the world, everyone fears one name: Infinite Or: Infinite from Sonic Forces in MHA.

Coming from Earth, Dawson Shearer must discover and overcome a past in him he thought never existed, in order to truly bring an end to the wars in both worlds.

On their next mission, Sonic and Tails arriveв in the world of Mega Man X through an unstable portal. Along the way, they meet new faces and places, at the same time explore this new dimension. Will they be able to get back home and meet Mega Man X, the most powerful and legendary Reploid?

The Ginzuishou answers Princess Serenity's plea to be free from her mother's plans for her in her new life, ensuring she would be reincarnated on Mobius. How will her presence change things for Sonic?

After the Super Genesis waves rewrote the Multiverse in one of the newly created universes Mario, Daisy, Peach Luigi and Team Sonic were fighting Bowser and Eggman until Chaos Control was unleashed now Mario, Sonic and friends must team up with three normal girls when they are powered up by Chemical Z and must protect new Townsville

Cailou wins a Meet Your Favorite Video Game Character contest and now Sonic has to spend a whole day with him! Will he survive or be tortured to death by the world's most annoying 4 year old?

Sonic the Hedgehog, everyone's favorite Speedy hero along with Shadow the Hedgehog everyone's favorite Anti-hero get sent to another dimension after by a recent battle with Dr. Eggman, now with the help of 2 J-Pop Rock Girls and a terrible manager, they travel the world to find the Chaos Emeralds and return home to stop Eggman from completing the Eggman empire.

Sonic and his pals keep things lively for Woody and the gang. Basically, they're all like a big family. But not all is safe in Andy's neighborhood! An embittered Prospector is on the path of revenge. He joins up with an evil genius doctor who's after a certain blue hedgehog toy. When their friends are kidnapped, can Woody, Buzz, and Sonic save them before they're mutilated?

(This is an AU, remaking Sophie's world to include Sonic's. It's a total restart of the adventures) Sophie Foster: A girl with extraordinary abilities, who discovers she's an elf! Shadow: A mobian hedgehog with no memory of who he used to be. And an adventure about to start.

"On your marks...get set...and...go!" The Great Race is on, between Central City's Scarlet Speedster, National City's Super Guardian in red and blue, and a certain blue alien hedgehog, red echidna and two-tailed fox- who will win?

This is an AU to The Gardevoir Who Lived and Tooty Potter Fem Harry, Harry is Sage anti-hero Dr. Eggman Good Dumbledore and Good Severus and Father Dr. Eggman by the end of the first arc.

What If Sonix the hedgehog ended up in Genshin Impact he will meet Lumine a Traveler her mission to find her brother and discover more of this world there will be Death, Lemon, Ship only for Lumine and Mostly for my OC as well but as a Big brother type.

Sonic the Hedgehog is investigating a strange anomally happen within the multiverse. He is chasing the culprit behind the anomaly event but things are not as simple as they seem— a new threat targets the world of Pocket Monsters, where trainers called the Dex Holders live. Sonic must team up with the Dex Holder to face off against the new threat. Art by @Diel Wingson

One day, Nathaniel suddenly found himself running at super sonic speed as he gains the power of a certain blue hedgehog and becomes the new "Blue Blur" himself as he'll also find that he's not the only one who's been gifted of special powers from another as he'll find himself battling alongside with Iris and Lolirock on a magic quest to save another world from evil of Gramorr.

When Sonic the Hedgehog gets summoned by the Great Deku Tree, he embarks on an adventure to save the kingdom of Hyrule.

The gang return to Green Hills and the new school year is beginning! One morning a mysterious girl appears in the Wachowskis' backyard!

Charmy accidentally summons Nino.

Despite defeating Madara and winning the fourth ninja war, the Uchiha performs a kamikaze attack to kill both of them, forcing Kurama to perform a forbidden jutsu that sends him and Naruto to another dimension. Upon reaching there, Naruto meets Sonic the Hedgehog and friends, together they protect the world from the evil ambitions of Dr. Eggman.

A re-write of my series "Harmonic Chaos Chronicles"; Follow the adventures of a red hedgehog known as Rage after they are sent to Equestria with Sonic following an encounter with Eggman and all of the antics that follow!

What if Tails was next to Amaterasu when she was awoken? What if Tails couldn't remember anything about himself? And what's this? The Celestial Brush Gods call him Father Kitsune? Follow the tale of both Amaterasu and Tails as they save Nippon from the dark forces and recover Tails's memories. Also, Amaterasu is female in this story. (TailsXAmaterasu) Book 1.

There was once a great hero...a warrior known by many as the Legendary Blue Blur. He gave his life to save a world from destruction by an alien threat. Now...he has returned. However...he isn't a blue blur anymore. Now...he is the Blue Bomber of the Network. And he's not alone.

When Sonic tries to stop one of Eggman's creations, chaos control gets activated and sends Sonic into the Mermaid Melody world. Let's see what kind of adventure awaits for our favourite blue blur. Will he find on his way back home?

Sonic, Shadow, Silver, and Tails have stopped another of Eggman's plans or so they thought as the mad scientist have trap them and use the Chaos Emeralds to teleport them to another world, luckily Shadow took the emeralds with them. Now, they'll have to live in their new home fighting alongside with ninja girls. Oh, and they've been turned on humans too. Harem. Lemon. Ninja Fun.

A grand crossover fanfiction I have planned! It was yet another tiring and humiliating defeat for Bowser and his son at the hands of Mario and Luigi. Thus, Bowser seeks to relax and recuperate. However, soon he is about to encounter some strange visitors!