Sonic the Hedgehog Crossovers
Filters
5.7K | « Prev Page 1 2 3 4 5 12 .. Last Next »

Candy and Chilidogs by TheMotivatedOne
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?
Crossover - Sonic the Hedgehog & Magical Girl Raising Project/魔法少女育成計画 - Rated: T - English - Adventure/Fantasy - Chapters: 10 - Words: 14,685 - Favs: 1 - Follows: 2 - Updated: 9/9 - Published: 4/22 - Sonic, Snow White/Koyuki H., La Pucelle/Souta K., Cranberry The Forest Musician
Savage Unleashed part 3 by TheNerdman reviews
Dr Clown has escaped prison and split Savage into 7 different versions of him. Now Savage must restore the soul gems and bring earth back together.
Crossover - Spawn & Sonic the Hedgehog - Rated: T - English - Adventure/Supernatural - Chapters: 2 - Words: 1,340 - Reviews: 1 - Favs: 1 - Follows: 1 - Updated: 9/9 - Published: 3/15 - Knuckles, Shadow, Vector, Silver
I'm off to new adventures! Rewrite by jacquisup
Sonic is with her family after defeating Robotnik but not sure if she's where she belongs.
Crossover - Sonic the Hedgehog & Sonic Underground - Rated: T - English - Adventure/Friendship - Chapters: 12 - Words: 68,527 - Favs: 3 - Follows: 3 - Updated: 9/8 - Published: 8/30 - Sonic, Tails, Knuckles, Queen Aleena Hedgehog
Super Brudahz by Baxfam reviews
Based on my old comics called “Super Brudahz”, this takes place between Mario Parties DS and 9 where Kooper (Koopa Kid) goes to middle school.
Crossover - Mario & Sonic the Hedgehog - Rated: T - English - Friendship/Humor - Chapters: 21 - Words: 12,249 - Reviews: 3 - Updated: 9/8 - Published: 2/21 - Kooper, Sonic, Mario
United Heroes Remix: Generations RX by KingFrancisX reviews
Reclaim the Lost History! A mysterious new power sends Sonic and Spider-Man back in time where they run into a Sonic from the past and a Spider-Man from the future. Now, they must embark on the ultimate time-bending adventure to defeat their enemies, save their friends, and find out who's behind it all!
Crossover - Spider-Man & Sonic the Hedgehog - Rated: T - English - Adventure/Humor - Chapters: 10 - Words: 57,296 - Reviews: 38 - Favs: 25 - Follows: 19 - Updated: 9/7 - Published: 7/17 - Peter P./Spider-Man, Doc Ock/Dr. Octopus, Sonic, Dr. Robotnik/Dr. Eggman
New Beginnings by samuelalpha86 reviews
One seeks redemption while another seeks a place to belong. As these two look for the chance to start anew what will become of them.
Crossover - Sonic the Hedgehog & Fate/stay night - Rated: T - English - Adventure/Drama - Chapters: 10 - Words: 20,575 - Reviews: 11 - Favs: 21 - Follows: 35 - Updated: 9/7 - Published: 4/22 - Fiona Fox, Shirō E.
Metroid Shearer by M3TR01D reviews
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.
Crossover - Sonic the Hedgehog & Skylanders Academy - Rated: K+ - English - Adventure - Chapters: 29 - Words: 28,420 - Reviews: 1 - Favs: 1 - Follows: 1 - Updated: 9/7 - Published: 12/31/2022 - Spyro, OC - Complete
Chaos Conundrum by Throwing the Shade reviews
A strange mist with mysterious properties appears off the coast of the Mystic Ruins. With the Chaos Emeralds disappearing into the mist this could only spell trouble like always. Thrown into a different world with very different ideals, watch as these Mobians shake up the very logic of this new world, “Gods, Monsters, and Demons? Sounds like my average Friday.” (Platformers are OP)
Crossover - Monster Girl Encyclopedia & Sonic the Hedgehog - Rated: M - English - Adventure/Fantasy - Chapters: 4 - Words: 15,070 - Reviews: 19 - Favs: 60 - Follows: 68 - Updated: 9/7 - Published: 1/29
New Brotherhood by 1TGN reviews
Two heroes of red and blue from different worlds have lost someone close to them. It was tough for both to deal with the pain. But after another accident occurs, they cross paths in an unexpected situation. These heroes, known as Mario and Sonic, eventually learn about each other and promise to protect themselves from their enemies as they unknowingly form a special bond.
Crossover - Mario & Sonic the Hedgehog - Rated: T - English - Family/Hurt/Comfort - Chapters: 62 - Words: 313,899 - Reviews: 401 - Favs: 165 - Follows: 145 - Updated: 9/7 - Published: 1/24/2017 - Mario, Sonic, Luigi, Tails
When Lupin meets Sonic the Hedgehog by lupiniiiredawesome
Sonic was fighting against Eggman when the moments he committed a Genesis wave, causing Sonic world and another world to be merged together.. things go far beyond anything that they could imagine..
Crossover - Sonic the Hedgehog & Lupin III - Rated: T - English - Humor/Romance - Chapters: 16 - Words: 15,706 - Favs: 1 - Follows: 2 - Updated: 9/6 - Published: 7/26
The Shadow by NEXGAMA reviews
For a long time, he didn't know who he was, and the only path to coming to understand who he is he must know which one he was Izuku Midoriya or Shadow
Crossover - My Hero Academia/僕のヒーローアカデミア & Sonic the Hedgehog - Rated: T - English - Adventure - Chapters: 1 - Words: 2,637 - Reviews: 3 - Favs: 10 - Follows: 12 - Published: 9/6 - Izuku M., Shadow, Sheila
Mario & the Legend of the Chaos Emeralds by Baxfam reviews
Based on “Paper Mario: The Thousand-Year Door” and a couple of it’s glitches, join Mario as he discovers that the legendary Chaos Emeralds are scattered all over the place after Sir Grodus interferes with them. This is actually a sequel to Mario & the Legend of Lord Elmo. Here’s the link to the prologue: https:/youtu.be/yBwXjaMVpe0
Crossover - Mario & Sonic the Hedgehog - Rated: T - English - Adventure/Drama - Chapters: 23 - Words: 27,454 - Reviews: 1 - Favs: 3 - Follows: 2 - Updated: 9/5 - Published: 1/31 - Mario, Goombella, Prof. Frankly, Grodus
Amphibia: Fast As Sonic 2 by Rodimus973 reviews
Sonic The Hedgehog has returned to join Anne Boonchuy and the Plantars in their return to Amphibia. They'll join Sasha Waybright and Wartwood Resistance in fighting back against King Andrias so they can prevent him from invading Earth, while also saving Marcy Wu from a more dangerous evil and uncovering a great prophecy. Also, Sonic will meet a pair of recognisable creatures.
Crossover - Sonic the Hedgehog & Amphibia - Rated: K+ - English - Adventure/Friendship - Chapters: 1 - Words: 1,601 - Reviews: 12 - Favs: 13 - Follows: 12 - Published: 9/5 - Sonic, Anne, Sprig, Sasha
The Homeless Fox by OnTheSpectrum
One day on patrol, Nick stumbles into a scared fox kit. With seemingly nowhere else to go, he decides to take care of him himself. This is their story.
Crossover - Sonic the Hedgehog & Zootopia - Rated: K+ - English - Hurt/Comfort/Family - Chapters: 1 - Words: 1,645 - Favs: 3 - Follows: 5 - Published: 9/4 - Tails, Nick W.
my life Karine x suki by foxjewel
Karine was an ordinary demon hybrid who found love but she didn't She wasn't the only demon woman hybrid all around here at all. The art of this isn't mine. It belongs to its rightful owner. I am just borrowing it anyway just reason why at why you guys gay loved dog to you all.
Crossover - Sonic the Hedgehog & 100 Days to Heaven - Rated: M - English - Adventure/Romance - Chapters: 3 - Words: 419 - Published: 9/4 - Tails, Fiona Fox
Sonic X Fairy Tail: Unleashed by godzillahero3 reviews
Eggman latest plan has caused the entire planet to shatter into pieces. Causing a long sleeping being of pure evil to awaken from his slumber. And the members of Team Natsu have been transported from their world, and into Sonic world. Now Sonic an must join Sonic on a world wide journey on the planet to fix the planet and stop Dr. Eggman plans once and for all.
Crossover - Sonic the Hedgehog & Fairy Tail - Rated: T - English - Adventure/Friendship - Chapters: 7 - Words: 61,635 - Reviews: 47 - Favs: 60 - Follows: 66 - Updated: 9/4 - Published: 6/9/2022 - Sonic, Chip/Light Gaia, Lucy H., Natsu D.
EggDeku by Akito the Boxer reviews
Not all villains need a sympathetic backstory, a deep character, or a redemption arc. Sometimes they just want a good time facing heroes in a bombastic display of power, skills, and madness to take over the world. It's no fun just creating an empire without heroes to fight. Izuku Midoriya learns how much fun it is when finally meeting his real father, Ivo "Eggman" Robotnik.
Crossover - Sonic the Hedgehog & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Family/Sci-Fi - Chapters: 1 - Words: 5,858 - Reviews: 23 - Favs: 118 - Follows: 140 - Published: 9/4 - Dr. Robotnik/Dr. Eggman, Sage, Izuku M., Toshinori Y./All Might
Out of the Shadows, Into the Light by Weekyle15 reviews
My personal take on the TMNT & Sonic the Hedgehog mythos, with cues from all over the franchise with OCs involved.
Crossover - Sonic the Hedgehog & Teenage Mutant Ninja Turtles - Rated: T - English - Sci-Fi/Fantasy - Chapters: 1 - Words: 5,073 - Reviews: 1 - Favs: 3 - Follows: 3 - Published: 9/3
The Legend Of Zelda: Ocarina Of Time by WALL-E and EVE In Love
When Sonic the Hedgehog gets summoned by the Great Deku Tree, he embarks on an adventure to save the kingdom of Hyrule.
Crossover - Legend of Zelda & Sonic the Hedgehog - Rated: K - English - Adventure/Drama - Chapters: 11 - Words: 7,362 - Favs: 4 - Follows: 4 - Updated: 9/3 - Published: 9/21/2022
Sonic X Lolirock Adventure by Shadow Joestar reviews
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.
Crossover - Sonic the Hedgehog & LoliRock - Rated: T - English - Romance/Adventure - Chapters: 19 - Words: 54,271 - Reviews: 51 - Favs: 88 - Follows: 78 - Updated: 9/3 - Published: 4/12/2018 - [Nathaniel, Iris] [Lev, Auriana]
AC4 shorts: Reflections by AC4Langstar
This is based on that one scene from Sonic Generations Ft: My OCs
Crossover - Hi Hi Puffy Ami Yumi & Sonic the Hedgehog - Rated: K+ - English - Humor - Chapters: 1 - Words: 293 - Published: 9/3 - Complete
AC4 Shorts: Sonic DJ by AC4Langstar
This short is based on a Sonic Adventure commercial Ft: OCs
Crossover - Sonic the Hedgehog & Cartoon X-overs - Rated: K+ - English - Humor - Chapters: 1 - Words: 290 - Published: 9/3 - OC - Complete
Sonic DxD by Bakuganman reviews
After an accident with the Chaos Emeralds, Sonic is transported to another dimension, in a world where Demons and Gods are common. Befriending the Occult Research Club, it's up to them to help Sonic recover the Emeralds and send him home... before power-hungry demons or a certain egg-man finds them first... (Cover Art by Penguin SuperSaiyanGod)
Crossover - High School DxD/ハイスクールD×D & Sonic the Hedgehog - Rated: T - English - Chapters: 40 - Words: 308,849 - Reviews: 472 - Favs: 342 - Follows: 349 - Updated: 9/1 - Published: 2/17/2020 - Sonic, H. Issei, Rias G.
Reach for the Sky, Eggman! by Mustard Lady
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?
Crossover - Sonic the Hedgehog & Toy Story - Rated: T - English - Crime/Family - Chapters: 2 - Words: 4,688 - Favs: 1 - Updated: 9/1 - Published: 4/29 - Sonic, Tails, Woody, Buzz Lightyear
The Element of Emerald (Original version) by M0b1uz
This is the original version of my fanfic "The Element Of Emerald", first published in December of 2010. I've decided to post all the original chapters at once, which were at least 10 , so you're in for a LONG read if you want to finish the whole thing. Lemme know what you think, and how it compares to the new version.
Crossover - Sonic the Hedgehog & Avatar: Last Airbender - Rated: K+ - English - Adventure/Fantasy - Chapters: 1 - Words: 146,625 - Favs: 1 - Published: 9/1 - Complete
5.7K | « Prev Page 1 2 3 4 5 12 .. Last Next »