Kingdom Hearts Crossovers
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World of Hearts: Linked as One by kingjustin1019 reviews
When a boy named Kizuna awakens an ancient power within himself, his life will change forever. He will have to face the forces of evil and darkness alongside other heroes and heroines from multiple fandoms.
Crossover - Anime X-overs & Kingdom Hearts - Rated: M - English - Drama/Adventure - Chapters: 8 - Words: 44,107 - Reviews: 9 - Favs: 9 - Follows: 6 - Updated: 11/2 - Published: 10/29/2021 - OC, Sora
Kingdom Hearts: Cursed Merman Spell by Ag211
It's Sora's 16th birthday and he and his friends are celebrating on Destiny Islands. A mysterious half women half octopus appears from the ocean claiming to be Ursula's sister Morgana. Sora gets hit with something thrown at him by Morgana claiming it was a present from Ursula before her death. She vanishes. Sora says he is ok to everyone until that night she starts to feel strange.
Crossover - Kingdom Hearts & Little Mermaid - Rated: K+ - English - Fantasy/Adventure - Chapters: 7 - Words: 7,156 - Favs: 2 - Follows: 2 - Updated: 11/1 - Published: 6/30
The Keyblade Kid by MauiTheYoshi
Sora has big dreams of getting into Smash Bros, but just doesn't fit in the crowd. He meets Power Ranger Tommy Oliver, who guides him to victory for the tournament. Sora goes up against Smash Bros' most wanted fighters, including Bandana Waddle Dee, Spyro the Dragon, Crash Bandicoot, and Scorpion from Mortal Kombat! Can Tommy mentor Sora to win the tournament?
Crossover - Super Smash Brothers & Kingdom Hearts - Rated: T - English - Humor/Adventure - Chapters: 3 - Words: 1,792 - Favs: 2 - Follows: 1 - Updated: 11/1 - Published: 7/20 - Sora
Shinobi of Twilight by Kfbanime87 reviews
Naruto lost his home to the darkness when Kaguya made a desperate move to stop her sealing, now he is on a quest to save other worlds and find his friends this is a reboot of old Kingdom Hearts story with help from my co-author Power of magic. NarutoxHarem
Crossover - Naruto & Kingdom Hearts - Rated: M - English - Adventure/Romance - Chapters: 34 - Words: 411,226 - Reviews: 816 - Favs: 861 - Follows: 860 - Updated: 11/1 - Published: 1/12/2021 - Naruto U.
Descendants of the Princesses of Light by Reincarnations reviews
Sora and his two friends discover a new world, Auradon. Auradon is a mixture of the worlds and its time is twenty years after Sora last visited Beast's castle, which was only a year to him. A threat arises and Sora helps to train the descendants of the heroes and a handful of villains. (HIATUS UNTIL FEBRUARY-MARCH 2019!)
Crossover - Kingdom Hearts & Descendants, 2015 - Rated: T - English - Adventure/Friendship - Chapters: 46 - Words: 52,014 - Reviews: 103 - Favs: 111 - Follows: 100 - Updated: 11/1 - Published: 7/18/2016 - Sora
Hidden Heart by Reincarnations reviews
During his final journey, Sora saved the hearts that were connected to him. However, he failed to save the person he cared for most; the one he truly loved. After using the Power of Waking too recklessly, Sora lost his heart in exchange for saving her. THAT is where my story begins.
Crossover - Kingdom Hearts & Descendants, 2015 - Rated: T - English - Friendship/Hurt/Comfort - Chapters: 8 - Words: 15,138 - Reviews: 15 - Favs: 54 - Follows: 57 - Updated: 11/1 - Published: 5/30/2021 - Sora, Mal
Kingdom Hearts: The Master Who Fell Through the World by Lord Maximus reviews
(Revised Version of Kingdom Hearts: Branches of Desires) A girl fell into a brand new world and found herself in a brand new world but upon her return she was saddened as she wasn't that same girl anymore. A master falls through the world after losing everything but will she be the same or will she become someone else?
Crossover - Kingdom Hearts & RWBY - Rated: T - English - Fantasy/Adventure - Chapters: 80 - Words: 343,226 - Reviews: 589 - Favs: 101 - Follows: 116 - Updated: 10/31 - Published: 10/13/2021
This is Halloween (Halloween, Halloween) by Pre-Animation Man
"Just take me home, Jack. We'll discuss the terms of my self-respect in the morning, yeah?" "Whatever you say, Sally."
Crossover - Final Fantasy VII & Kingdom Hearts - Rated: K - English - Chapters: 1 - Words: 1,489 - Published: 10/31 - Cloud S., Tifa L., Kairi - Complete
The Keyblade Shinobi by angeal666 reviews
while naruto was on his three year training trip he discovered something that made him choose a difent path one woth a higher honour Naruto/harem rating might change
Crossover - Naruto & Kingdom Hearts - Rated: T - English - Chapters: 10 - Words: 33,520 - Reviews: 78 - Favs: 161 - Follows: 196 - Updated: 10/31 - Published: 1/31 - Naruto U., Kairi
Cyberhearts by mewsomniac
I do what I can to keep the peace in Night City. Lately, it's been a lonely job. But, I think I found someone to fill my passenger seat. Unfortunately, our arrangement might not be very legal. He's affiliated with a gang, a scary-good netrunner, and has eyes that set my circuits to overload... [Kingdom Hearts / Cyberpunk 2077 crossover AU. SoRoku, with implied AkuRoku and SoRiku.]
Crossover - Kingdom Hearts & Cyberpunk 2077 - Rated: M - English - Romance/Sci-Fi - Chapters: 3 - Words: 10,162 - Favs: 2 - Follows: 2 - Updated: 10/31 - Published: 2/15/2021 - [Sora, Roxas] Donald Duck, Goofy
Sora's Adventures of Sailor Moon R: You Gotta Love It by kbarks
What happens when Prince Demande starts to celebrate his supposed victory at finally having Usagi in his grip, before his rivalry with Sora ever truly began? Well, he starts to have a song in mind, and this is what he believes to be his greatest moment. This occurs when Sora and Tuxedo Mask are rushing to Usagi's rescue, when they suddenly hear Demande singing his triumph.
Crossover - Sailor Moon & Kingdom Hearts - Rated: K+ - English - Poetry/Suspense - Chapters: 1 - Words: 258 - Favs: 1 - Follows: 1 - Published: 10/31 - [Mamoru C./Darien S./Tuxedo Kamen, Usagi T./Serena/Bunny/Sailor Moon] Prince Dimande/Diamond, Sora - Complete
Worlds Unite! by Weekyle15
Six kids have been gathered to save the Entire Multiverse from the forces of evil itself and protect the worlds at any cost.
Crossover - Super Smash Brothers & Kingdom Hearts - Rated: T - English - Fantasy/Sci-Fi - Chapters: 1 - Words: 508 - Favs: 1 - Follows: 1 - Published: 10/30
Brewing by SoraXPit
(Potionomics AU) Sora needed to hide away from some outlaws. Luckily, he noticed Pit’s potion shop.
Crossover - Super Smash Brothers & Kingdom Hearts - Rated: K+ - English - Romance/Humor - Chapters: 1 - Words: 1,626 - Favs: 1 - Published: 10/30 - Pit, Sora - Complete
Pokémon: Sora and Kairi's Journey by xinbra reviews
A retelling of Pokémon: Sora's Journey. Sora and Kairi goes through the world of Pokémon. A mixture of adventure, romance, and comedy.
Crossover - Pokémon & Kingdom Hearts - Rated: T - English - Adventure/Romance - Chapters: 152 - Words: 772,095 - Reviews: 359 - Favs: 73 - Follows: 72 - Updated: 10/30 - Published: 2/22 - [Sora, Kairi] Pikachu, The Heartless
Edge of Time: Road to the King by HackerEX reviews
After finding a mysterious black watch, Rex Wells has been having dreams of a mysterious future involving a demon king. However, after a close encounter with a mysterious man and a red robot, he gets wrapped up in an adventure across time in order to save Kamen Rider no Sekai from falling to darkness, and the Heisei Riders from being killed. Rider Time! (Zi-O X Kingdom Hearts)
Crossover - Kingdom Hearts & Kamen Rider - Rated: T - English - Adventure - Chapters: 38 - Words: 465,634 - Reviews: 41 - Favs: 100 - Follows: 91 - Updated: 10/30 - Published: 7/4/2019
The Crescent Key (KH x MLP) by Watchdog of the Pack reviews
The End of the World came for us and we've been woefully unprepared - what we failed to learn is that it was all a test planned by God to determine who is worthy and who isn't. Surprise, surprise - I've passed along with my family! My reward is going back or choosing another world to live on... I voted for the latter and got more than I bargained with. (A Mayan Keybearer Story!)
Crossover - My Little Pony & Kingdom Hearts - Rated: T - English - Adventure/Mystery - Chapters: 13 - Words: 43,359 - Reviews: 7 - Favs: 15 - Follows: 15 - Updated: 10/29 - Published: 5/27/2020 - [Twilight Sparkle, Rainbow Dash] Princess Celestia, OC
Kingdom Hearts: Knights & Dragons by Angry lil' elf reviews
Aegon VI, Daena the Dragonborn, Becca the Courier and Triss Merigold. These four witness the destruction of their worlds at the hands of strange shadow monsters and soon find themselves on a world called Traverse Town. After learning what's at stake, these four adventurers then join forces with a boy named Sora to restore their worlds and perhaps save all world. Multicrossover.
Crossover - Kingdom Hearts & Game of Thrones - Rated: T - English - Sci-Fi/Fantasy - Chapters: 2 - Words: 18,054 - Reviews: 2 - Favs: 14 - Follows: 10 - Updated: 10/29 - Published: 10/1
Kingdom Hearts: Saving Life in Another World by GreenWarrior291 reviews
After having defeated Xehanort and managed to have saved Kairi from her fate, Sora disappears into a dark abyss of Darkness. Just as it seems like it'll be an endless sleep for having abused the Power of Waking, an outsider manages to teleport the young keyblade wielder into a different world.
Crossover - Kingdom Hearts & Re:Zero - Rated: T - English - Adventure/Drama - Chapters: 87 - Words: 848,445 - Reviews: 534 - Favs: 212 - Follows: 210 - Updated: 10/28 - Published: 10/27/2020 - Sora, Master of Masters, Subaru N., Emilia
Kingdom of Dreams Chains of Nightmears by herothegirl
Please See first page for Summary. Thank you Enjoy
Crossover - Kingdom Hearts & Tak - Rated: T - English - Adventure/Parody - Chapters: 15 - Words: 18,239 - Favs: 3 - Follows: 2 - Updated: 10/28 - Published: 3/22/2020
Of Keys and Hammers by zcritic88 reviews
In a realm beyond, the Four Chaos has taken notice of a realm tied close to the heart. They squirmed into the darkness and sought to corrupt if to reach a prize beyond the light. Will the Light of Order, be able to repel this ancient evil?
Crossover - Warhammer & Kingdom Hearts - Rated: M - English - Adventure/Sci-Fi - Chapters: 129 - Words: 2,447,295 - Reviews: 74 - Favs: 41 - Follows: 30 - Updated: 10/28 - Published: 7/30/2020
Nicktoons & Disney Heroes UNITE! by Dr.Dude reviews
An evil Syndicate spanning four worlds has formed in order to work for the common goal of universal domination, and it is up to four heroes from those worlds to band together and stop them. However, a slight mistake has brought them to a new world entirely, and an even bigger adventure unfolds alongside their own as they join with a boy holding a key.
Crossover - Kingdom Hearts & Nicktoons Unite! - Rated: T - English - Adventure/Humor - Chapters: 14 - Words: 159,207 - Reviews: 76 - Favs: 61 - Follows: 59 - Updated: 10/27 - Published: 3/18 - Sora, Donald Duck, Goofy
Pokémon: Sora and Kairi's Journey: Journey through the Worlds by xinbra reviews
A spinoff of Pokémon: Sora and Kairi's Journey as Sora and Kairi are taking a trip throughout different worlds to rescue them from the Heartless.
Crossover - Kingdom Hearts & Pokémon - Rated: T - English - Romance/Adventure - Chapters: 9 - Words: 23,394 - Reviews: 15 - Favs: 15 - Follows: 14 - Updated: 10/27 - Published: 9/13 - [Sora, Kairi] Pikachu, The Heartless
The World of Hololive! by KeybladeHero05 reviews
Join Sora as he gets to meet the members of Hololive Production!
Crossover - Kingdom Hearts & Hololive - Rated: T - English - Humor - Chapters: 6 - Words: 1,772 - Reviews: 7 - Favs: 9 - Follows: 10 - Updated: 10/27 - Published: 5/27/2021 - Sora
I'll Always Find You by Scififan33 reviews
Sora T'Soni just wanted to keep her family safe, to put her skills to use for her people, so she joined the military. Riku Yamada was running from a past he wished he could forget, grateful to those who saved him, so he joined the Alliance military. The Saren and Sovereign attacked and both their lives changed forever. Something drew them together but how could it work?
Crossover - Kingdom Hearts & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 6 - Words: 30,541 - Reviews: 7 - Favs: 15 - Follows: 15 - Updated: 10/27 - Published: 6/30 - [Riku, Sora] [Liara T'Soni, Shepard]
Emblematic Hearts: Awakening by Kurei Scale reviews
A year has past since the second Keyblade War. However, a old evil, sealed away for a thousand years, begins to stir anew. Its awakening spelling doom to all the worlds. Warned by Naga, Yen Sid summons the Guardians for this old threat, to finish what he helped to end.
Crossover - Kingdom Hearts & Fire Emblem - Rated: T - English - Adventure - Chapters: 50 - Words: 243,070 - Reviews: 41 - Favs: 39 - Follows: 53 - Updated: 10/26 - Published: 9/14/2021 - [Sora, Kairi] Avatar/Robin, Chrom
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