Sonic the Hedgehog Crossovers
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Villainy on a Low Budget by JakeTLT reviews
Doctor Starline was lucky to survive that fateful day. It's been over a month and now he only has a few things he can do: relocate, rebuild and reconquer (ignore the fact he never had conquered). Maybe a few new allies from other dimensions would be glad help out. Except for the preoccupied and extremely powerful ones.
Crossover - Sonic the Hedgehog & Mario - Rated: T - English - Humor/Adventure - Chapters: 3 - Words: 3,885 - Reviews: 1 - Favs: 2 - Follows: 1 - Updated: 8/31 - Published: 7/31 - Sonic, Dr. Starline, Mario, Waluigi
Sonic and the Magic Lamp and Chaos Rings by Theodore the poet reviews
Sonic gets sucked into the Egyptian world, where he learns of his life in Egypt. Now he wonders how to return home. Not only that, but when he must marry the princess, who is Amy, could he be willing to do so? And what can he do once things gets complicated due to among other things, having to fight Erazor. (A retelling of Aladdin with Sonic characters, and a lot of twists.)
Crossover - Sonic the Hedgehog & Misc. Games - Rated: M - English - Romance/Humor - Chapters: 10 - Words: 98,744 - Reviews: 17 - Favs: 21 - Follows: 23 - Updated: 8/30 - Published: 12/25/2021 - [Sonic, Amy, Tails, Cosmo]
Maze Craze by mattTheWriter072 reviews
A kid falls asleep only to experience a really weird dream about a mysterious maze. The maze is filled with hostile traps and enemies, as well as plenty of secrets (and doors) that need to be unlocked...but can the kid make it out alive? (Note that I wrote this when I was a kid myself. Published here due to the involvement of Sonic characters, and SpongeBob SquarePants characters.)
Crossover - SpongeBob SquarePants & Sonic the Hedgehog - Rated: K+ - English - Adventure - Chapters: 11 - Words: 25,688 - Reviews: 12 - Updated: 8/30 - Published: 8/17/2022 - Sonic, Tails, Knuckles, SpongeBob
Rolling Around On The Streets Of Fortune by Alexneushoorn
Sonic the Hedgehog, Amy Rose, Cream the Rabbit and Vector the Crocodile deal with a whole bunch of fun, tomfoolery and general stupidity while playing a game of Fortune Street on the Robbin' Hood Ruins board.
Crossover - Sonic the Hedgehog & Itadaki Street series - Rated: K+ - English - Humor/Friendship - Chapters: 1 - Words: 535 - Favs: 1 - Follows: 1 - Published: 8/30 - Sonic, Amy, Vector, Cream/Cheese
A Painting's Shadow by Yujin Zone reviews
A little girl who is actually a living painting was going to be killed when she tried to get out the Fabricated World, but a black hedgehog saved her before they escape. Recognizing she is insane but very lonely, he decides to look after her, becoming her friend much to her delight. However, the haunted world of Guertena doesn't accept this, as they will find out soon...
Crossover - Sonic the Hedgehog & Ib - Rated: T - English - Hurt/Comfort/Friendship - Chapters: 7 - Words: 50,136 - Reviews: 4 - Favs: 8 - Follows: 10 - Updated: 8/29 - Published: 5/11 - Shadow, Mary
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: 24 - Words: 314,345 - Reviews: 1109 - Favs: 886 - Follows: 893 - Updated: 8/29 - Published: 1/5/2022 - Sonic, Shadow, Team RWBY, Team JNPR
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: 3 - Words: 10,958 - Reviews: 17 - Favs: 56 - Follows: 65 - Updated: 8/27 - Published: 1/29
Bleach: Round Table Reapers by DepressedCrow7544
Act 1: Origin Story Soul Reapers: Warriors trained to protect the World of the Living from mutated spirits called Hollows. You might’ve heard rumors about them on the street. But have you heard of a group of them that were considered legends even to them? This is their story… The story of the Knights of the Round Table
Crossover - Bleach & Sonic the Hedgehog - Rated: T - English - Adventure/Supernatural - Chapters: 3 - Words: 11,408 - Favs: 1 - Follows: 1 - Updated: 8/27 - Published: 7/24 - Ichigo K., OC, Rukia K., King Arthur
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: 9 - Words: 19,026 - Reviews: 11 - Favs: 20 - Follows: 33 - Updated: 8/26 - Published: 4/22 - Fiona Fox, Shirō E.
Blue Blur of Chaldea by Dragon Of The Ecplising Moon reviews
Sonic has had a lot of adventures over the years, but this may be his wildest yet. An alternate world? Time Travel? Magic ghosts? Demon Gods? Tasked with the mission of saving human history, can the Hero of Mobius rise to the task? The Last Master of Humanity is a blue hedgehog! "My story only stops, when I stop running!".
Crossover - Sonic the Hedgehog & Fate/stay night - Rated: M - English - Adventure/Humor - Chapters: 19 - Words: 60,825 - Reviews: 170 - Favs: 118 - Follows: 137 - Updated: 8/26 - Published: 6/27 - Sonic, Mashu/Shielder
Harry Potter and the Chamber of Secrets (Sonic Style) by Jacob Marley1991 reviews
In Silver's second year at Soleanna he discovers an ancient legend about the castle, a legend conncted to a power he possesses
Crossover - Harry Potter & Sonic the Hedgehog - Rated: K+ - English - Family/Fantasy - Chapters: 18 - Words: 60,440 - Reviews: 2 - Favs: 4 - Follows: 3 - Updated: 8/25 - Published: 8/8 - Silver, Coral, Razor - Complete
Senran Chaos Kagura by Shadow Joestar reviews
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.
Crossover - Sonic the Hedgehog & Senran Kagura/閃乱カグラ - Rated: M - English - Romance/Adventure - Chapters: 21 - Words: 61,435 - Reviews: 128 - Favs: 190 - Follows: 188 - Updated: 8/24 - Published: 3/5/2018 - [Sonic, Asuka] [Shadow, Homura]
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: 20 - Words: 11,767 - Reviews: 3 - Updated: 8/24 - Published: 2/21 - Kooper, Sonic, Mario
VLADJI & the Avatars: Shady Tactics by casonic
Vinny Lee and co. investigate a series of prankings on the neighborhood while also struggling to keep their company a secret. Hard to do with avadarks targeting you. Rated T for some disturbing imagery (particularly a scene at the start of Chap 11), race and gender conversations. If rating goes up, don't say I didn't warn you.
Crossover - X-overs & Sonic the Hedgehog - Rated: T - English - Mystery/Friendship - Chapters: 16 - Words: 29,727 - Published: 8/23 - Sonic, Tails
Diamonds by Brittany Bauer
Mallory Belle, a beautiful young lilac hedgehog with a love for music and acting, finally returns home to Bygone Island. But when things start to get weird around town, with shadowy figures attacking and searching for five colorful gems known as the Chaos Diamonds, Mallory has to step up to protect her childhood home. All with the help of an unexpected enigmatic hedgehog we know.
Crossover - Sonic the Hedgehog & Sonic Boom - Rated: T - English - Fantasy/Adventure - Chapters: 1 - Words: 4,030 - Published: 8/23 - [Shadow, OC] Sonic, Amy R.
Sonic and Tails in Mega Man X3 manga by RST Studio reviews
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?
Crossover - Mega Man & Sonic the Hedgehog - Rated: T - English - Adventure/Sci-Fi - Chapters: 6 - Words: 29,178 - Reviews: 7 - Favs: 3 - Follows: 2 - Updated: 8/23 - Published: 4/10 - X, Zero, Sonic, Tails
Stolen Victory by Laid-Back Brit reviews
Mario is seconds away from crossing the finish line in first place and win the Kart Racing Championship. He is determined to bring the cup home - when his victory is suddenly stolen from him by a certain blue speed freak, causing the Italian Plumber to see red… One-shot.
Crossover - Mario & Sonic the Hedgehog - Rated: K - English - Humor/Parody - Chapters: 1 - Words: 893 - Reviews: 1 - Published: 8/23 - Mario, Sonic - Complete
Sonic Super Adventure by D0jo
After running away from Eggman, sonic and pals find themselves into another dimension.
Crossover - Sonic the Hedgehog & Dragon Ball Super - Rated: M - English - Adventure/Fantasy - Chapters: 9 - Words: 6,872 - Favs: 1 - Follows: 1 - Updated: 8/22 - Published: 1/15/2018
Who Shot Gendo, Wagnard, and Zarkon? (Part 1) by Woody K reviews
Parody of "Who Shot Mr. Burns?" Request from soulandbowl.
Crossover - Evangelion & Sonic the Hedgehog - Rated: M - English - Parody/Crime - Chapters: 1 - Words: 4,940 - Reviews: 1 - Published: 8/21 - Gendo I., Sonic, Christopher T. - Complete
Sonic: Angel Anarchy! by RedcoatRedneck reviews
After a chase with Dr. Eggman leads to the accidental summoning of a ghost, Sonic and Tails come into contact with a pair of vulgar fallen angels on a quest to buy their way back into heaven! They don't really get off on the right foot... Will Sonic, Tails, Panty, & Stocking be able to save Daten City? Or will the clashing personalities of this team up lead to total anarchy?
Crossover - Sonic the Hedgehog & Panty & Stocking with Garterbelt/パンティ&ストッキングwithガーターベルト - Rated: T - English - Humor/Adventure - Chapters: 3 - Words: 7,660 - Reviews: 2 - Favs: 2 - Follows: 4 - Updated: 8/21 - Published: 8/6 - Sonic, Tails, Panty A., Stocking A.
Sonic Tronicles by Cosmotron
Ricky Anderson disappeared twenty years ago, but his only son Tom "Rush" and his girlfriend are beamed into the game his father was working on: Sonic Tronicles, where Sonic the Hedgehog and friends are. In the game, they band together to face Bowser and his Koopas before they gain control of the Chaos Emeralds and leave into the real world. Dedicated for Sonic Heroes and Sonic X.
Crossover - Sonic the Hedgehog & Tron - Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 26,068 - Published: 8/21 - Complete
Forces of Speed by Shadow8Phantom reviews
After failing to save Pyrrha, Ruby Rose suddenly found herself stranded on the world of Mobius. A world in conflict between Eggman's forces and the Resistance, with low chances of returning home. But despite the odds, the silver-eyed girl is determined to not give up. After all: Everything seems more possible with some new friends at your side.
Crossover - Sonic the Hedgehog & RWBY - Rated: T - English - Adventure/Friendship - Chapters: 24 - Words: 96,580 - Reviews: 144 - Favs: 75 - Follows: 96 - Updated: 8/18 - Published: 3/12 - Sonic, Tails, Ruby R.
Shadow the Hedgehog of the Colossus by The Dragon Skull
Shadow the Hedgehog was invited to celebrate Christmas with his friends. But it was a holiday he wasn't excited for, as it served as a reminder of Maria's death. Just when he'd learned to accept what happened to her, Eggman reveals a way to bring her back. But in order to do it, he would have to slay sixteen ancient Colossai to rescue Maria's soul. "Inspired by RocketJump's video"
Crossover - Sonic the Hedgehog & Shadow of the Colossus - Rated: K - English - Adventure/Family - Chapters: 10 - Words: 60,376 - Favs: 2 - Follows: 4 - Updated: 8/18 - Published: 5/29 - Shadow, Maria, Agro, Dormin
Hunters In Disguise by KagamiPINKAgreste reviews
Escaping another attack. A couple in a hot act are more then happy to lend a hand. But wait, they know of them already? Trouble meet Worse!
Crossover - Sonic the Hedgehog & Abduction, 2011 - Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 743 - Reviews: 2 - Favs: 2 - Follows: 1 - Published: 8/18 - [Nathan H./Steven P., Karen L.] [Sonic, Rouge] - Complete
Mystery of Murasia by Zulon
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: 33 - Words: 29,479 - Favs: 6 - Follows: 6 - Updated: 8/17 - Published: 7/24/2021
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