Sonic the Hedgehog Crossovers
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Metal Virus by BlazeFlash34 reviews
Spoiler Warning: This is based on the ending to the Metal Virus Saga from Sonic the Hedgehog IDW. If you haven't read it, go do so now it is amazing and you deserve a blind first run.
Crossover - X-overs & Sonic the Hedgehog - Rated: T - English - Chapters: 1 - Words: 935 - Reviews: 1 - Favs: 1 - Follows: 1 - Published: 9/16
Sonic Adventures of Equestria: Friendship is magic by RGGAM reviews
When a clash against Dr. Eggman with the Chaos Emeralds spirals out of complete control Sonic must now team up with the Mane Six and his friends and defeat Nightmare Moon and her nightmare forces.
Crossover - Sonic the Hedgehog & My Little Pony - Rated: T - English - Adventure/Friendship - Chapters: 2 - Words: 20,407 - Reviews: 2 - Favs: 11 - Follows: 12 - Updated: 9/16 - Published: 8/27 - Sonic, Dr. Robotnik/Dr. Eggman, Twilight Sparkle, Princess Luna/Nightmare Moon - Complete
Mystery of Murasia by Zulon reviews
After receiving information regarding the mysterious Terrans, the Knothole Freedom Fighters venture to the heart of the Efrika in the hopes of recruiting them in the ongoing war against the Eggman Empire. Blends elements from Sonic X, Sonic Boom, Archie Sonic, and IDW Sonic.
Crossover - Sonic the Hedgehog & StarCraft - Rated: M - English - Adventure - Chapters: 46 - Words: 42,227 - Reviews: 7 - Favs: 9 - Follows: 9 - Updated: 9/15 - Published: 7/24/2021
A Blue Sky by Apple Woods reviews
As Bluey accompanies her father to Station Square on her first trip to America, she unexpectedly ends up finding love in a mysterious charming two-tailed fox.
Crossover - Sonic the Hedgehog & Bluey - Rated: K+ - English - Romance/Adventure - Chapters: 9 - Words: 24,123 - Reviews: 9 - Favs: 11 - Follows: 10 - Updated: 9/14 - Published: 4/15/2023 - Sonic, Tails, Bluey, Bandit/Dad
Sonic Arc 2 Re:Tri by aliastheabnormal
Six months have passed since the events of Sonic the hedgehog Arc. And in that time much has changed. Now Sonic and company head to space to confront the true cause of all the destruction. As civil war breaks out all around them. Sequel to Sonic the hedgehog Arc
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: 6 - Words: 63,686 - Favs: 5 - Follows: 5 - Updated: 9/14 - Published: 5/15
Adventures of the Orange Flash by Hussbek reviews
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.
Crossover - Sonic the Hedgehog & Naruto - Rated: T - English - Adventure/Fantasy - Chapters: 78 - Words: 526,034 - Reviews: 1089 - Favs: 1,342 - Follows: 1,251 - Updated: 9/13 - Published: 3/24/2016 - Naruto U.
Freedom Is Always With You by BlitzJV reviews
When faced with an impossible dream, people are brought to the limit of their hope. When faced with endless possibilities, people will always take the one that lets them do what they want to do. Izuku Midoriya didn't wish to live in a world that stomped on his dream, and Izuku Chaotix runs through that same world (Cross-posted with Wattpad and ArchiveOfOurOwn under the same name)
Crossover - My Hero Academia/僕のヒーローアカデミア & Sonic the Hedgehog - Rated: M - English - Adventure/Romance - Chapters: 2 - Words: 14,136 - Reviews: 11 - Favs: 86 - Follows: 89 - Updated: 9/12 - Published: 12/25/2020 - Sonic, Izuku M., Toshinori Y./All Might, Katsuki B.
Pokemon SDT: Renegade Story by TheSOWERLime
After rescuing Xerneas and learning about a mysterious treasure she found, Giratina and Xerneas decide to take it back to Alola where it came from. however, they only get thrown into a mission to stop the upcoming desruction of the world. Part 2 for a crossover of Sonic 06 and Pokemon. (PLEASE NOTE THAT THIS STORY IS A BIT DARKER THAN SUNNE STORY)
Crossover - Pokémon & Sonic the Hedgehog - Rated: K+ - English - Fantasy/Supernatural - Chapters: 27 - Words: 15,440 - Updated: 9/12 - Published: 6/23 - Giratina, Regigigas, Xerneas, Necrozma - Complete
Dead or Alive Ultimate Fighter by Shadow Joestar reviews
AU. Set in Dead or Alive 5. Kasumi continue her search for her clone Alpha-152 though nothing so far until she was sent by the head of DOATEC, Helena Douglas, to investigate a secret lab and found a young man with the named Shadow being involved in a mysterious project called the Ultimate Lifeform that may change the fate of the world. ShadowxKasumi. Harem. Lemon. Fighting.
Crossover - Sonic the Hedgehog & Dead or Alive - Rated: M - English - Adventure/Romance - Chapters: 18 - Words: 52,212 - Reviews: 60 - Favs: 183 - Follows: 178 - Updated: 9/10 - Published: 3/2/2019 - [Shadow, Kasumi, Mai S., Tina A.]
Helping Hand by pain17ification reviews
Co-op idea between me and my friend, Curious Kitsune654. We both like to see fluff and unexpected pairings, so we decided to give a Naruto x Vanilla idea a try. In this small story, Vanilla and Cream were helped by Naruto years ago when Cream was still a baby. Now, years later, the trio are reunited, and Vanilla hopes to help Naruto in return. Cream helps too, Cupid Style lol
Crossover - Sonic the Hedgehog & Naruto - Rated: M - English - Romance/Family - Chapters: 3 - Words: 15,082 - Reviews: 68 - Favs: 391 - Follows: 456 - Updated: 9/10 - Published: 1/1 - [Naruto U., Vanilla] Cream/Cheese
The Ultimate Lifeform Crushes Any Spear by Pezil the Brazilian Writer reviews
a short proof of concept about Shadow(not a specific version) as the shield hero, taking place in the fight against Motoyasu after the Wave. Comments are appreciated as I am still divided if I should turn this into a full story, fight will be reworked and expanded if it does become a full story
Crossover - Rising of the Shield Hero/盾の勇者の成り上がり & Sonic the Hedgehog - Rated: T - English - Fantasy/Adventure - Chapters: 1 - Words: 1,703 - Reviews: 7 - Favs: 18 - Follows: 15 - Published: 9/9 - Shadow - Complete
Worlds Collide: Triple Trouble by Penned With Intent reviews
Was going to wait to post this, but I decided to do each Arc as a set of chapters so I won't get overwhelmed. Eggman was playing the long game with his schemes. The Cosmic Beryl, a gem of untold power was shattered as a touch and now three worlds must unite to stop Eggman's plan while the Guardian of the Cosmic Beryl also is playing the long game. Something is stirring.
Crossover - Sonic the Hedgehog & Freedom Planet - Rated: T - English - Adventure/Humor - Chapters: 12 - Words: 46,860 - Reviews: 1 - Favs: 1 - Follows: 2 - Updated: 9/9 - Published: 9/6 - Sonic, OC, S. Lilac
Amphibia: Fast As Sonic 2 by Rodimus973 reviews
Sonic The Hedgehog has returned to join Anne and the Plantars in their return to Amphibia. They'll join Sasha Waybright and the 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: 5 - Words: 21,924 - Reviews: 54 - Favs: 84 - Follows: 69 - Updated: 9/8 - Published: 9/5/2023 - Sonic, Anne, Sprig, Sasha
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: 34 - Words: 525,673 - Reviews: 1978 - Favs: 1,235 - Follows: 1,265 - Updated: 9/5 - Published: 1/5/2022 - Sonic, Shadow, Team RWBY, Team JNPR
Space Sheriff Mobion! by PHANTOMKNIGHTMARE47
When the evil organization, the Space Yakuza Uchugon Clan attack the planet Mobius, a young man named Kazuki Yokohama, AKA Space Sheriff Mobion arrives to help Team Sonic and the Freedom Fighters in fighting both the Eggman Army and Uchugon, and save the universe! Pairings: OCxOC, SonOuge, TaiOna, KnuxOnia, etc.
Crossover - Sonic the Hedgehog & Metal Hero Series/メタルヒーローシリーズ - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 8,702 - Favs: 1 - Follows: 1 - Published: 9/3
Skylanders Prime Fighters Chapter 1: The Blue Blur by BDH
the multiverse adventures begins with the Skylanders in the world of Sonic the Hedgehog where they must team up with him and his friends in order to figure how to get back to Skylands, and stop Dr. Eggman and his new mysterious yet familiar ally of his.
Crossover - Sonic the Hedgehog & Skylanders - Rated: T - English - Adventure/Friendship - Chapters: 4 - Words: 3,438 - Favs: 1 - Follows: 1 - Updated: 9/3 - Published: 6/11 - Sonic, Ignitor, Stump Smash, OC
Robotnik's Wrath by J.B Goomba Soldier44 reviews
The Doctor found a world without Sonic's meddling. With his superior intellectual, victory is assured. Glory to Robotnik.
Crossover - Fairy Tail & Sonic the Hedgehog - Rated: T - English - Adventure/Fantasy - Chapters: 2 - Words: 6,408 - Reviews: 2 - Favs: 11 - Follows: 9 - Updated: 9/1 - Published: 8/17
Operation ECLIPSE - Apocrypha and Sidestories by HelenTheMoon reviews
Omakes, sidestories and Apocrypha written by me and others for Operation ECLIPSE. The Sidestories are canon, the rest just for fun. Feel free to submit content yourselves! (I'll credit you, obviously) NOW WITH A TV TROPES PAGE!
Crossover - Sonic the Hedgehog & Mass Effect - Rated: T - English - Chapters: 29 - Words: 28,350 - Reviews: 45 - Favs: 32 - Follows: 25 - Updated: 9/1 - Published: 12/25/2023
A Sonic Boom Revelation by Yoshizilla-Rhedosaurus
Sonic learns from his other counterpart that the best way to value being fast is to slow down.
Crossover - Sonic the Hedgehog & Sonic Boom - Rated: K+ - English - Friendship - Chapters: 1 - Words: 138 - Published: 8/31
Miku Birthday Crash Party by Yoshizilla-Rhedosaurus
It's the birthday of Hatsune and the others are doing their best to not make a stink for her to not enjoy!
Crossover - Sonic the Hedgehog & Anime X-overs - Rated: T - English - Chapters: 1 - Words: 137 - Published: 8/31 - Sonic
Freezing Around The Neon by Yoshizilla-Rhedosaurus
All fun and games until you let a stupid idiot obsessed with freezing everything run amok in the park.
Crossover - Sonic the Hedgehog & Touhou Project - Rated: K+ - English - Humor - Chapters: 1 - Words: 123 - Published: 8/31
Trying To Get The Road Runner by Yoshizilla-Rhedosaurus
Trying to help Wile E. Coyote attempt to catch the Road Runner leads the gang to realize that they might not be all that fast.
Crossover - Sonic the Hedgehog & Looney Tunes - Rated: K+ - English - Humor/Hurt/Comfort - Chapters: 1 - Words: 182 - Published: 8/31
Too Fast To Have Tea by Yoshizilla-Rhedosaurus
A couple of monsters enjoy a tea party when out of a digital pocket comes a certain speedy hedgehog.
Crossover - Sonic the Hedgehog & Digimon/Pokemon - Rated: K+ - English - Chapters: 1 - Words: 104 - Favs: 1 - Published: 8/31
My Hedgehog Academia by SilverPsychic reviews
Unknowing on how, why, where, and what happened, Silver the hedgehog has amnesia and now is human. Barely knowing his own name, Silver meets a well known Pro Hero in the land of Japan...All Might. The hero feels bad, knowing on how Silver lost his memory, and offers help, a roof over his head, food and water, and a wild Adventure in class 1-A. But how will things turn? Read&Enjoy!
Crossover - Sonic the Hedgehog & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure/Friendship - Chapters: 36 - Words: 150,517 - Reviews: 100 - Favs: 108 - Follows: 111 - Updated: 8/30 - Published: 1/28/2022 - Silver, Mephiles, Izuku M., 1-A Students
Hedgehog Rocks The Pizza Bed by Yoshizilla-Rhedosaurus
Fred and Barney rope a particular hedgehog to go along with them on another stupid scheme.
Crossover - Sonic the Hedgehog & Flintstones - Rated: K+ - English - Chapters: 1 - Words: 162 - Favs: 1 - Follows: 1 - Published: 8/30 - Fred Flintstone, Barney Rubble
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