*the following one-shot you're about to see is a trailer for an upcoming story in the works; viewer's discretion is advised* Get ready for a hair-raising taste of a cross between the worlds of everything Trolly and all that's fast and game-like! Get ready to run with Sonic and his friends as a young Troll finds herself speeding with them in search of a way back home.

The Roseinian Armed Forces are invading the Mushroom Kingdom and Sarasaland, so Sonic, Tails, Shadow and Rouge head on over to help out Mario and the gang to push back the commie threat. Rated T for war violence, language and some suggestive content. Also includes Shadamy and Luigi/Daisy.

Harry Potter is eleven and he is off to Hogwarts School of Witchcraft and Wizardry, but the story takes a sharp turn when a certain blue hedgehog arrives with his friends.

El doctor Eggman se apodero del Mundo de Mobius, quedando un solo lugar seguro, una ciudad domo, Central City, un valiente equipo de héroes vinculados con el poder Metamorfo pueden detenerlo. Post parte de la saga Bowser

Chain of Generations: Re:MiX is a rewrite of Kingdom Hearts: BBE - Chain of Generations, inspired by the release of Shadow Generations. Sonic's birthday is disrupted by a mysterious hedgehog, scattering his friends across distorted echoes of time. Shadow confronts his own dark past, while Aqua's fading Keyblade connection drives her to save Ventus and restore the Land of Departure.

Cody and Gwen discover a clone of Shadow the Hedgehog and take him in, slowly helping him find his own identity and place in the world. As they grow closer, forming a makeshift family, a growing threat rises. Now, with danger closing in, Cody, Gwen, and their new ally must stand together to protect their home and each other. [Gwody]

Sonic The Hedgehog characters in the place of Owl House characters.

Sonic and his friends have come to a new world, one Dr. Eggman hopes to conquer. Meeting new friends? That is to be expected of our heroes. New enemies? Also to be expected. But being caught in a war between two immortals? Not the strangest thing that's happened to them, but definitely something new. (Blood and minor swears)

Sonic et ses amis se sont faits piéger par le docteur Eggman et ils sont transportés en enfer. Sonic rencontre la princesse Charlie et doit l'aider à protéger son peuple de l'extermination qui arrive bientôt. Il doit aller chercher les Chaos Emeralds et ses amis dans ce monde plein de danger.

Halloween has arrived! But it's not all trick or treating for VLADJI, Miriam, Olga and Car-Lynn, as the event drains the avatars, and another event causes those seven humans to gain their powers. And they must use their powers wisely, as monsters and ghosts are on the hunt. Rated T for language (read: Car-Lynn's mouth).

Part of Aragorn II Elessar's "When Legends Meet" series, set in the "Heroes Coming Together" arc. The Singularity's shockwaves ripple across the multiverse, opening rifts and wormholes. On Earth-91581, Sonic faces Robotnik's wrath while on Earth-121775, Alice battles Umbrella's forces. The breach connects their worlds, setting the stage for a collision of heroes and villains.

Part of Aragorn II Elessar's When Legends Meet series, this short story sees a blue rift tear open above the Archylte Steppe, unleashing Metal Overlord. Cold, calculating, and ever-evolving, it seeks to claim this world as its own. Lightning and her team must push their limits to stop a force unlike any they've faced. But can they withstand the fury of 'The King of All Creation?

What If Sonic was in Fairy Tail ? What if Sonic was a dragon slayer thanks to Laxus and was the boyfriend of Wendy Marvell ? Read this fanfic made by my complete imagination and the original scenes of Sonic The Hedgehog and Fairy Tail

In a fan-made crossover, Team RWBY joins forces with Team Sonic to save the worlds of Remnant and Mobius from an inter-dimensional collision course, destined to destroy both their worlds completely. Can their teamwork save both worlds? What enemies lie in the midst of their team-up? Only time will tell. Note: THIS IS SET IN AN AU AFTER THE EVENTS OF RWBY VOL. 2

Sonic had to leave his home and escape to Earth. When he arrived, he began to hide in Green Hills where he fell in love with the small community in its people. Two in particular are a familiar web-slinger, Peter Parker, and an enchanting telepath known as Emma Frost. The two of them were going about their (kinda) normal lives when a blue alien hedgehog came into their lives.

An amnesiac Shadow the Hedgehog finds himself in a universe far beyond home. As he struggles to piece together his past, will the Ultimate Lifeform rise to the challenge or will Bowser conquer the cosmos?

Somehow, someway, Sonic ends up adopting a baby that is somehow his biological daughter! Dive into this story, and read the Life & Tales of his daughter, Mordred Hedgehog!

a bunch of cute one-shots

A new crossover List of Episodes between canon and non-canon(Sonic the Hedgehog(Game/Comic/ Post-after Sonic Colors) x Pokemon

After a crisis with omnipotence, Legacy worlds have molded together to create a omniverse of untapped resources and influence. Meet Ryuto, a boy with a mysterious origin, in the midst of the world(s), with new faces and legacy faces exploring these mysterious clusters of a world. Join Ryuto and Co. on his journey through these...or this world for a (omniversal?) adventure?

Years after the Dimensional War, Sonic and his friends (and family!) finally have a chance to breathe, being invited by the USPR to the Greatest Cruise Spaceliner ever made, the "StarDust Wanderer"! (Spiritual Sequel to "The Battle of New Veridia") (Part of the "Metaverse" Universe.

A new Sonic Fanfiction based in the universe of 'Sonic in the Black Knight', where Sonic chose to stay and take the throne of Camelot, which causes one of the Arthurian Legend's most important characters to return home. There's also a minor crossover with 'Legend of Zelda', and some chapters might be based off episodes from the BBC show 'Merlin'.

Sonic was in the middle of an important mission with his friends. He soon winds up accidentally causing Chaos Control! Now he finds himself in an unlikely situation… he’s surrounded by quirks & even more heroes! He soon runs into some unlikely allies so they can help him find his friends and get them home. Little does he know that Dr. Robotnik is here in Japan…

One should hope that the reunion of friends would happen under better circumstances than this. Unfortunately for Ruby and Sonic, they do so after a massive space-time anomaly occurs. And that's just the tip of the iceberg. Now the speedsters must do their best to save their friends while confronting the shadows originating from Mobius and Remnant's ancient past.

When A Certain Mechanical Life Form Meets A Dragon (I Own Nothing)