Sonic the Hedgehog Crossovers
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Collision of Worlds (season 1) by oznelnavnaekal
Team Mario and Sonic meet again after 10 years, not long after their reunion, they meet Team Lilac from the world of Avalice. Everyone prepares themselves for the upcoming High Moon Festival, yet they will be confronted by another civilization that came from across the sea. Shall the peace endure, or will everything end up in chaos and war?
Crossover - Mario & Sonic the Hedgehog - Rated: M - English - Adventure/Drama - Chapters: 16 - Words: 71,188 - Favs: 1 - Follows: 1 - Published: 2/9 - Sonic, Tails, Mario, Luigi
The Rising Plague by Solarium360 reviews
Nearly two years after Dr. Eggman's climactic defeat in his fortress, a new menace is on the rise. But this new enemy is unlike anything our group of heroes had ever faced before. And with the world still recovering from the war, there's no escaping the ensuing horror that awaits them. (Part 1 of the "War of the Undead" series. Rated 'T' for now.)
Crossover - Resident Evil & Sonic the Hedgehog - Rated: T - English - Drama/Horror - Chapters: 4 - Words: 7,379 - Reviews: 1 - Favs: 2 - Follows: 3 - Updated: 2/8 - Published: 4/17/2020 - [Avatar/Buddy, Infinite] Sonic, OC
Sonic DxD by Bakuganman reviews
(DISCLAIMER: I own neither series, just the story. More info inside) 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...
Crossover - High School DxD/ハイスクールD×D & Sonic the Hedgehog - Rated: T - English - Chapters: 26 - Words: 208,402 - Reviews: 333 - Favs: 210 - Follows: 216 - Updated: 2/8 - Published: 2/17/2020
BRUNNAN and the Aluminum antennas by Retro games with Herbert
This is my first fanfic and the first in my new series called "BRUNNAUN and the...". I have Autism, please no hate.
Crossover - Sonic the Hedgehog & Tomodachi Life - Rated: K - English - Humor - Chapters: 1 - Words: 95 - Published: 2/8 - Complete
The Meeting to Bring Something New by phswirl reviews
Mephiles causes havoc in the yokai watch universe, where a few watch users end up in a different and destroyed universe that was caused by Iblis. The entire yokai group watch from all-time periods soon learn about the chaos emeralds and begin a search for them to reunite back with each, before facing off against Mephiles and Iblis, causing the fusion of Solaris to appear.
Crossover - Sonic the Hedgehog & Yo-Kai Watch - Rated: T - English - Adventure/Supernatural - Chapters: 15 - Words: 26,226 - Reviews: 2 - Updated: 2/7 - Published: 1/16 - Mephiles, Iblis, Nate A./Keita A., Keisuke A. - Complete
Sonic Twilight by Tashasaurous reviews
AU: Set after the events of "Sonic and the Power of the Wisps-Alternate Ending" and "Kingdom Hearts 3/KH3: Remind"-While his friends secretly plan for his sixteenth birthday party, Sonic soon meets Sora who has found himself trapped in his reality and needs to find a way to get back home while his friends search a way to rescue him. Now Sonic and Sora join forces on a new quest.
Crossover - Sonic the Hedgehog & Kingdom Hearts - Rated: K+ - English - Adventure/Friendship - Chapters: 7 - Words: 63,660 - Reviews: 11 - Favs: 23 - Follows: 16 - Updated: 2/7 - Published: 11/17/2021 - Sonic, Tails, Sora, Kairi
Catch Them If You Can! by Taranea reviews
After a mission to foil Robotnik's plans goes VERY wrong, Sonic & Co find themselves on a strange new planet - only this time the humans of this world want to capture them like animals! But to get back home, our heroes might need their help - which would be easier if they even spoke their language... (semi-Xover with Pokemon, but no Pokémon knowledge necessary :)
Crossover - Sonic the Hedgehog & Pokémon - Rated: K+ - English - Adventure/Humor - Chapters: 27 - Words: 102,957 - Reviews: 432 - Favs: 276 - Follows: 332 - Updated: 2/6 - Published: 8/1/2016 - Sonic, Tails, Knuckles
A Speedy Hedgehog Reincarnated As A Fox by kurenai ryu reviews
Naruto experiments with a seal but it backfires. But in return, he reawakened the memories of his past life, Sonic The Hedgehog!
Crossover - Sonic the Hedgehog & Naruto - Rated: T - English - Adventure - Chapters: 2 - Words: 5,752 - Reviews: 13 - Favs: 37 - Follows: 44 - Updated: 2/6 - Published: 12/24/2021
Cuphead and Mugman In A Chaotically Clash! by Maya The Turtle reviews
When Cuphead accidentally finds an chaos emerald, things get really crazy when an newcomer named Sonic whose has a dark secret and rumored to be The Devil's new errand boy is trying to get all of their friend's souls including him and his brother, Cuphead must find a way to save the day with an all new power he never knew he had, will he win this battle or Inkwell Isle is doomed?
Crossover - Sonic the Hedgehog & Cuphead - Rated: T - English - Adventure/Hurt/Comfort - Chapters: 2 - Words: 998 - Reviews: 3 - Favs: 6 - Follows: 5 - Updated: 2/6 - Published: 1/3/2018 - Sonic the Werehog, Cuphead, Mugman, Hilda Berg
Amenaza Dimensional by DarkShiro02
Tras un experimento fallido, la máquina del doctor Eggman hizo que fuera transportado a otro mundo, quien al darse cuenta, con toda la sed de poder y conquista buscará hacerse de ese nuevo mundo para construir Eggmanland.
Crossover - Sonic the Hedgehog & My Little Pony - Rated: T - Spanish - Adventure/Fantasy - Chapters: 2 - Words: 2,170 - Published: 2/2 - Sonic, Dr. Robotnik/Dr. Eggman, Twilight Sparkle, Rainbow Dash
A Red Rose in the Blue Wind by Iron117Prime reviews
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)
Crossover - Sonic the Hedgehog & RWBY - Rated: T - English - Adventure/Friendship - Chapters: 2 - Words: 26,811 - Reviews: 94 - Favs: 191 - Follows: 200 - Updated: 2/2 - Published: 1/5 - Sonic, Shadow, Team RWBY, Team JNPR
Fellow Brethren by Have A CalmHeart
A little girl would help him see his purpose. Years later, they are reunited by that mission.
Crossover - Sonic the Hedgehog & Hey Arnold - Rated: K+ - English - Friendship - Chapters: 2 - Words: 2,995 - Favs: 1 - Follows: 1 - Updated: 2/2 - Published: 2/1 - Shadow, Helga - Complete
Outworld Huntsmen: Volume 1 by ThatBlueInk reviews
A retelling of RWBY with Sonic and co. After their latest brush with the notorious Dr. Eggman, Sonic, Tails, Knuckles, and Shadow are sent to a strange future-fantasy world. They adapt to their new looks, take up surnames, design powerful weapons, become an academy combat team, and befriend the trainee Huntsmen and Huntresses while fighting against the world's dangers.
Crossover - Sonic the Hedgehog & RWBY - Rated: K+ - English - Adventure/Friendship - Chapters: 6 - Words: 49,004 - Reviews: 37 - Favs: 68 - Follows: 84 - Updated: 2/2 - Published: 3/13/2021 - Sonic, Team RWBY
Lego Ninjago, but it's Sonic- Seasons 1-2 by jk424 reviews
This is gonna go through the 1st two seasons of Lego Ninjago but all the characters are Sonic characters
Crossover - Sonic the Hedgehog & Ninjago - Rated: T - English - Chapters: 1 - Words: 73 - Reviews: 1 - Published: 2/1
Re:Zero Saving Life In Another World From Zero by Jude Warble reviews
We can never predict the future, but with one's actions, the future can be controlled, and a new universe is created. When 2 twin siblings, drowning in despair, and an entity, shot by betrayal, are teleported to another world, their actions and unpredictability will decide the future of All Creation. Main pairings Subaru x Emilia. Shadow x Rem. Other pairings will appear later.
Crossover - Re:Zero & Sonic the Hedgehog - Rated: M - English - Adventure/Romance - Chapters: 3 - Words: 54,901 - Reviews: 5 - Favs: 13 - Follows: 16 - Updated: 2/1 - Published: 10/5/2021 - [Subaru N., Emilia] [Shadow, Rem]
Sonic teaches Cream how to play a Guitar (Request by danielman21) by The Afterdreamer reviews
A Clasic Mario and Somic type tale. Sonic's secret has been revealed and in return, he teaches Cream how to play the guitar. Join Cream and Sonic as they know more about playing guitar for the Superstar Diamonds.
Crossover - Sonic the Hedgehog & Mario - Rated: K+ - English - Family/Friendship - Chapters: 6 - Words: 11,945 - Reviews: 4 - Favs: 7 - Follows: 4 - Updated: 2/1 - Published: 3/11/2021 - Sonic, Cream/Cheese
The Super Egotistical Mario by Speedy J
Mario is a hero in the eyes of the multiverse; but in the eyes of Larry Lavern, he's a gruesome murderer. While Larry contemplates telling the world the truth, he also questions the morality of his idle and if he was ever even the hero he thought he was.
Crossover - Sonic the Hedgehog & Mario - Rated: M - English - Drama/Mystery - Chapters: 2 - Words: 5,498 - Updated: 1/31 - Published: 12/5/2021
Sonic meets Kirby by Warrior4hire reviews
Taking place after Sonic X season 3, the galaxy finds itself on a slow road towards recovery as peace reigns across it, but the mysterious alien race that Cosmo's people have been at war with has revealed itself and has threatened the galaxy, now the blue hedgehog known as Sonic must team up with the pink hero known as Kirby, will this unlikely team up succeed?
Crossover - Sonic the Hedgehog & Kirby - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 5 - Words: 17,457 - Reviews: 12 - Favs: 18 - Follows: 18 - Updated: 1/31 - Published: 2/9/2018
The Legend Of Zelda: Ocarina Of Time by WALL-E and EVE In Love reviews
Join Sonic the Hedgehog as a Kokiri child from the forest. After he gets summoned by the Great Deku Tree, he embarks on an adventure and becomes the Hero of Time, restoring peace and freedom to the beloved kingdom of Hyrule.
Crossover - Legend of Zelda & Sonic the Hedgehog - Rated: K+ - English - Adventure/Romance - Chapters: 36 - Words: 26,702 - Reviews: 9 - Favs: 5 - Follows: 5 - Updated: 1/30 - Published: 8/21/2020 - Complete
Flashpoint 2: Advent Solaris by ImperialDiamond reviews
DCAMU. Post-Apokolis War: Contains inevitable spoilers. The war against Darkseid ended horribly, absolutely horribly. So horrible in fact, that a new timeline had to be created. Barry did not want to open his eyes at first, fearing that this new timeline would end just like the rest. He had to open them eventually though, and not long after that did he fall down the rabbit hole.
Crossover - DC Superheroes & Sonic the Hedgehog - Rated: M - English - Adventure/Drama - Chapters: 22 - Words: 326,354 - Reviews: 58 - Favs: 32 - Follows: 32 - Updated: 1/30 - Published: 5/24/2020 - Barry A./Flash, Sonic, Shadow, Mephiles
Sonic X: Heroes Rise! by Alpha the Demon reviews
What happens when Sonic and friends are transported to the world of quirks and heroes? Now, I know this concept has been done many times, but i've tried to put a little spin on it... So, join Sonic, Deku and the others as they take on Eggman and the League of Villains... Sonic X style! Pairing not yet decided. Please note all character belong to their respective owners, Thank You!
Crossover - Sonic the Hedgehog & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Humor/Adventure - Chapters: 4 - Words: 10,097 - Reviews: 9 - Favs: 30 - Follows: 35 - Updated: 1/29 - Published: 1/19 - Sonic, Izuku M., Kyoka Jiro, 1-A Students
The Incredible Hulk (Sonic Style) by Jacob Marley1991
An experiment gone wrong has forced Knuckles the Echidna on the run for years. However a recent opportunity has brought him back home attracting both friends and enemies alike.
Crossover - Sonic the Hedgehog & Marvel - Rated: T - English - Hurt/Comfort/Adventure - Chapters: 11 - Words: 15,568 - Favs: 1 - Follows: 1 - Updated: 1/29 - Published: 1/20 - Knuckles, Julie-Su, Zavok, Luger - Complete
Sonic the hedgehog Arc by aliastheabnormal reviews
Second history 8932. It's been thousands of years since the discovery of magic as an energy source and the resulting magical girl war forced humanity to abandon earth and go into space. Sonic the hedgehog, Miles "Tails" Prower and Knuckles the Echidna become involved in the aftermath of this conflict and a new war born from its ashes. Alongside an amnesiac claiming to be Madoka.
Crossover - Sonic the Hedgehog & Puella Magi Madoka Magica/魔法少女まどか★マギカ - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 75,873 - Reviews: 3 - Favs: 1 - Follows: 1 - Updated: 1/29 - Published: 7/27/2021
Wish Upon A Stinky Fart by Yoshizilla-Rhedosaurus
Allister gets embarrassed by his farting so Charmy decides to take him to find Jirachi to wish for a better reaction to it!
Crossover - Sonic the Hedgehog & Pokémon - Rated: K+ - English - Fantasy/Friendship - Chapters: 2 - Words: 417 - Favs: 1 - Updated: 1/29 - Published: 12/13/2020 - Jirachi, Allister/Onion, Charmy
Gotta Catch 'em Fast! Plot Summary by Marius Wales reviews
Sonic finds himself in the Kalos region where he partners with Ash, Serena, Clemont and Bonnie to find all the seven Chaos Emeralds to get Sonic back home and foil Dr. Eggman’s latest scheme.
Crossover - Pokémon & Sonic the Hedgehog - Rated: K - English - Adventure/Sci-Fi - Chapters: 1 - Words: 2,211 - Reviews: 1 - Favs: 1 - Follows: 2 - Published: 1/27 - Ash K./Satoshi, Sonic, Dr. Robotnik/Dr. Eggman, Pikachu - Complete
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