Sonic the Hedgehog and Kingdom Hearts Crossovers
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Chaos Midnight by Niko Kurosaka reviews
Niko and Sapphire are about to get married, but the wedding is crashed by Xehanort, who had spent the last 3,000 or so years frozen. Xehanort is plotting once again to take the hearts of light and open Kingdom Hearts once more. Will he succeed or will Niko and Sapphire be able to stop him? Thanks to Create For Monty who paired with me on this! I hope you enjoy it as much as we did!
Rated: T - English - Romance/Adventure - Chapters: 20 - Words: 36,361 - Reviews: 1 - Favs: 2 - Follows: 2 - Updated: 5/17 - Published: 6/25/2016
Harry Potter x Sonic The Hedgehog x Kingdom Hearts FanFic by crazywildheart786
Elizabeth has her first day at hogwarts with her boyfriend Sonic but things get crazy when she meets a mysterious boy named Riku...
Rated: T - English - Romance/Fantasy - Chapters: 1 - Words: 1,181 - Published: 3/15 - Sonic, Shadow, Sora, Riku
Life In My Hard Drive by raven.brown
What if while we were not using them, our saves conversed with each other and lived in seperate "Rooms". Better description in chapter 1
Rated: T - English - Adventure/Adventure - Chapters: 2 - Words: 101 - Updated: 3/13 - Published: 3/12 - Shadow, Sora
The Sonic Kingdom Show by Nstorm reviews
A TV show based fanfic involving Sonic and Kingdom Hearts. Ask anyting and they will answer it!
Rated: T - English - Humor/Drama - Chapters: 41 - Words: 44,573 - Reviews: 89 - Favs: 7 - Follows: 5 - Updated: 8/29/2015 - Published: 8/29/2014 - Sonic, Tails, Sora
riku the 40 year old virgil by Danfics reviews
eggman x riku contains yaoi DONT Like dONT READ
Rated: T - English - Romance/Tragedy - Chapters: 1 - Words: 424 - Reviews: 1 - Published: 7/28/2015 - Dr. Robotnik/Dr. Eggman, Riku
Underground Hearts by Dream Dragoness reviews
A year has passed since Sonic, Manic, and Sonia found each other and began their quest, yet they were still no where near their goal. That is, until three Keyblade apprentices came from the skies. Together with their new allies, can the Sonic Underground defeat Robotnik and fulfill the prophecy of the Council of Four and protect their world from Darkness? HedgehogsXOC's.
Rated: K+ - English - Romance/Adventure - Chapters: 2 - Words: 6,430 - Reviews: 5 - Favs: 5 - Follows: 10 - Updated: 7/20/2015 - Published: 5/7/2013
I'll find you I promise by ChaosDancer12
A kingdom hearts and Sonic the hedgehog crossover, more information can found inside. The title is the same as the title of the picture on my deviantart account that goes with this story.
Rated: T - English - Romance/Hurt/Comfort - Chapters: 1 - Words: 900 - Follows: 1 - Published: 6/23/2015 - OC - Complete
Kingdom Hearts: The Forgotten Heart by queenzelda01 reviews
Riku & King Sonic are looking for the sleeping Unicornian Princess. She seems to be the key to keeping the light in the galaxy in balance; but the villain in the story hounding the Princess is making things difficult for her protector Shadow the Hedgehog. [OC's/Sonic characters in place of Disney ones/KH characters/Pokemon]
Rated: T - English - Romance/Adventure - Chapters: 1 - Words: 8,887 - Reviews: 2 - Favs: 1 - Follows: 1 - Published: 5/8/2015 - Sonic, Shadow, Sora, Riku
Kingdom Hearts: Two Worlds One Key by ChaosFire0987 reviews
When new activity with Organization XIII startles Yen Sid he sends Sora, Donald, Goofy and Riku to investigate a new world named Mobius. Meanwhile on Mobius a hedgehog named Rage Chaotic finds himself against an Organization member when the world falls to darkness the four meet a human Rage in Traverse Town and the five team up to stop Organization XIII once and for all!
Rated: T - English - Adventure - Chapters: 4 - Words: 9,019 - Reviews: 4 - Updated: 5/3/2015 - Published: 10/30/2014 - OC, Sora, Riku, Organization XIII
Sonic Hearts by aeg935 reviews
Sonic and Sora find each other.
Rated: K+ - English - Chapters: 1 - Words: 759 - Reviews: 3 - Favs: 1 - Follows: 2 - Published: 4/7/2015
sora and the blue blur by coolkiller 24363 reviews
fun to look at
Rated: K+ - English - Drama/Humor - Chapters: 1 - Words: 555 - Reviews: 1 - Published: 3/3/2015 - Sonic, Sora
Sonic Advenutre: Quest into Darkness by harrison.forsyth.3 reviews
When Planet Earth, the home of Sonic and his friends is sucked into darkness. A new adventure begins, in a new universe. After the fight between the seven warriors of light defeated the darkness of Master Xeonhart years before, many of the keyblade master's location is unknown. Three new wielders of the keyblade must team up with Sonic to help fight against the heartless.
Rated: T - English - Fantasy/Adventure - Chapters: 2 - Words: 3,337 - Reviews: 3 - Favs: 4 - Follows: 5 - Published: 12/28/2014
Chaotic Hearts (Title May Change) by Silvan Sagevale reviews
Basically? Kingdom Hearts with all of the KH characters replaced with Sonic Characters and the Disney worlds replaced with various games, anime, and cartoons. Final Fantasy characters remain, and Disney Castle (Now Acorn Castle) characters replaced with Sonic characters. Sonic Sora Shadow Riku Sally Kairi Tails Donald Knuckles Goofy King Max Micky and on.
Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 4,218 - Reviews: 5 - Favs: 1 - Follows: 4 - Published: 12/21/2014 - [Sally, Sonic] Shadow
12 days of Christmas Parody by JuniorLockz reviews
Hey! This is just a musical parody where the cast of Kingdom Hearts, Sonic the Hedgehog, Pokemon, Kampfer, and Shingeki no Kyojin sing the 12 days of Christmas (along with two of my OCs) so go ahead and read)
Rated: T - English - Humor/Friendship - Chapters: 1 - Words: 1,203 - Reviews: 6 - Favs: 2 - Published: 10/8/2014
Hedgehog Hearts: Winds of the Heart by ShadowKnight2099 reviews
When Sonic and his Brother Manic are attacked by strange dark creatures and their home of Mobius is consumed by darkness alongside their sister Sonia the two siblings must find a way to restore their home and free their sister from the clutches of the Heartless. As Sonic would say, "Time to see what happens when you mess with the Sonic Underground!"
Rated: T - English - Adventure/Tragedy - Chapters: 5 - Words: 14,597 - Reviews: 5 - Favs: 8 - Follows: 10 - Updated: 9/12/2014 - Published: 9/18/2013 - Sonic, Sonia, Manic, Mephiles
Chaos Midnight: Character Bios by Niko Kurosaka reviews
Due to some arguments about the format, I decided to turn this into a bit of a bio sect of the story. Get a little more info on the characters in the story. Stuff that the story won't tell you.
Rated: T - English - Adventure - Chapters: 1 - Words: 169 - Reviews: 2 - Published: 6/10/2014
Silver and the Other Worlds by Dragonthunder123 reviews
This is the story of Silver the Hedgehog. One day, his world, Mobius, becomes covered in darkness. It is his mission to obtain the five remaining Signers, those who bear the marks of the Crimson Dragon. Those who are chosen... to protect world after world.
Rated: T - English - Adventure/Friendship - Chapters: 7 - Words: 9,693 - Reviews: 2 - Favs: 1 - Updated: 5/16/2014 - Published: 4/2/2014 - Complete
Keys of Chaos by Skywolf77 reviews
A few days before their world was thrown into darkness. Sonic, Shadow, and Silver all shared the same dream. With their world gone and their friends scattered across the stars. Will the keyblade that each of them wield be able to help them regain their world, find their friends, and stop the forces of darkness?
Rated: T - English - Adventure - Chapters: 1 - Words: 1,501 - Reviews: 9 - Favs: 9 - Follows: 12 - Published: 1/15/2014 - Sonic, Shadow, Silver
The Equestrian Tale of Shadow the Hedgehog by MathewSwift reviews
Shadow,Team Dark and I are transported to another realm, where an ancient enemy tries to take over. Can Shadow destroy this enemy? Coming Soon. Prequel to the Sonic Series.
Rated: T - English - Adventure/Fantasy - Chapters: 1 - Words: 20 - Reviews: 1 - Favs: 1 - Follows: 1 - Published: 9/10/2013 - Shadow, Rouge, E-123 Omega, Roxas
Their Hesitation by M. Castor
Our three tween heroes are faced with a major decision, a decision that will impact their lives. How can Mia and Risa leave behind the friends they made? Will Mizuki's choice ravage the future of Westopolis? The final chapters of the adolescents will shape the future of their lives. Read after THE TRUE HEARTS OF POKEMON.
Rated: T - English - Friendship/Fantasy - Chapters: 7 - Words: 11,318 - Updated: 8/23/2013 - Published: 8/22/2013 - Knuckles - Complete
Kingdom Hearts, Sonic Style by Knight of the Shining Star reviews
Sonic was happy in his world, until he fell in darkness, he owned something called the 'Keyblade', and met friends from other worlds, will he be able to defeat the Heartless? I only put the main characters: Sonic and Sora for the fact Sonic is playing his role. *Yay! First Crossover story!* (DONE VOTES! IT's now up to me... but readers get the chance to choose... sometimes!)
Rated: K+ - English - Adventure/Tragedy - Chapters: 3 - Words: 4,020 - Reviews: 3 - Favs: 6 - Follows: 8 - Updated: 7/23/2013 - Published: 2/3/2013 - Sonic, Amy, Sora, Kairi
Clancy by M. Castor
After Risa's best friend disappears into thin air, it's up to her to find him. Without him, she can't fulfill the promise to bring herself and Clancy back to their world. But will Knuckles prove to be an obstacle in her way? Who will be the real stone wall stopping Risa from reaching Clancy? Read after DISAPPEARED.
Rated: T - English - Friendship/Hurt/Comfort - Chapters: 2 - Words: 6,571 - Favs: 1 - Follows: 1 - Published: 6/7/2013 - Knuckles - Complete
Disappeared by M. Castor
Risa could not be happier, she understood the meaning of her Keyblade, saved the world from her sister and the Heartless, and found her long-lost best bud Clancy. Seems like nothing can go wrong except there might be something off about Clancy. Read after GRASPING THE GRASPABLE
Rated: K+ - English - Friendship/Fantasy - Chapters: 2 - Words: 4,049 - Favs: 1 - Follows: 1 - Published: 6/6/2013 - Complete
Grasping the Graspable by M. Castor
Mia finally knows how Seth and the destruction of Moonlight Town are connected, will she still want to save from his Darkness? Dori taunts Mizuki with phantoms of the past for what purpose? As Risa's life hangs in the balance, she struggles to comprehend the concept of her Keyblade. Will she understand what it means wield a broken Keyblade? Read after REACHING FOR THE UNREACHABLE
Rated: T - English - Hurt/Comfort/Fantasy - Chapters: 4 - Words: 9,307 - Favs: 1 - Follows: 1 - Published: 6/5/2013 - Knuckles - Complete
Le Cirque De La Noirceur by Tales the Fox reviews
Trapped in a cage hanging above a scary looking croud of people, the two-tailed fox kit hears a deep voice boom, "Welcome my friends to the CIRQUE DU NOICEUR! Choose your victims and let the show begin!" The people always picked him to hurt and make fun of. The kit shricks back, and let tears fall from his eyes. He'd like nothing more than to get out of this evil place..
Rated: T - English - Hurt/Comfort/Friendship - Chapters: 4 - Words: 3,183 - Reviews: 7 - Favs: 5 - Follows: 8 - Updated: 5/29/2013 - Published: 11/20/2012
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