1 - 20 of 80 Works in Alternate Universe - Kingdom Hearts Fusion
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REConnect Kingdom Hearts III: Trails of the Keyblade by Spiderfan626
Fandoms: Kingdom Hearts (Video Games), Star Wars Original Trilogy, Ben 10 Series, Marvel's Spider-Man (Insomniac Games Video Games)
08 Oct 2025
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Summary
A remake of Darius Almighty adaption of KHIII with new friends and enemies, join Sora in his new adventure, as he tries to stop the Keyblade War from consuming the worlds in darkness once again. AU of an AU. XD
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the light known as "you" finds me by canobeans
Fandoms: Murder Drones (Web Series), Kingdom Hearts (Video Games)
03 Oct 2025
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Summary
After a hard battle, Uzi gets a call from N
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Meet Me in the Yard by LuckyyWritess
Fandoms: The Yard (Podcast), Fear& (Podcast), Video Blogging RPF
11 Sep 2025
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White Skies by Bright_Rose
Fandoms: Kingdom Hearts (Video Games), Super Mario & Related Fandoms, Luigi's Mansion (Video Games)
12 Jul 2025
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Summary
His scent was that of the ocean.
- Language:
- English
- Words:
- 549
- Chapters:
- 1/1
- Kudos:
- 3
- Hits:
- 47
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Kingdom Hearts: Monarch Of Shadows And Lust by FamousFox13
Fandoms: Kingdom Hearts (Video Games)
02 Jul 2025
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Summary
Roxas was prepared to return to Sora, to fuse with him and cease to be himself….but when memories of his past return to him, he decides to go against his fate and decides to strike off on his own. However, he catches the attention of a being who sees potential in the Greater Nobody and enlist his help…among others things.
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No Greater Anger... by Bright_Rose
Fandoms: Kingdom Hearts (Video Games), Super Mario & Related Fandoms
06 Jun 2025
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Summary
Than the anger of the just.
- Language:
- English
- Words:
- 173
- Chapters:
- 1/1
- Kudos:
- 4
- Hits:
- 71
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A Lovely Picnic by faesfaerie
Fandoms: Kingdom Hearts (Video Games), Steven Universe (Cartoon), Lilo & Stitch (Disney Animated Movies), Sleeping Beauty (1959), Snow White and the Seven Dwarfs (1937)
02 Apr 2025
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Somehow, Aqua ends up in Beach City. Not too long after she lands, she runs into Steven. Who insists she joins him and Garnet on their picnic.
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Intertwined Hearts by Bright_Rose
Fandoms: Kingdom Hearts (Video Games), Super Mario & Related Fandoms, Super Mario Bros. (Video Games)
11 Jan 2025
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Summary
A little about my Mario and Kingdom Hearts ideas.
- Language:
- English
- Words:
- 473
- Chapters:
- 1/1
- Kudos:
- 3
- Hits:
- 92
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You're Always Welcome Here by Bright_Rose
Fandoms: Kingdom Hearts (Video Games), Super Mario & Related Fandoms, Super Mario Bros. (Video Games)
09 Jan 2025
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Summary
"They don't know who I am...they treated me like a stranger!"
- Language:
- English
- Words:
- 488
- Chapters:
- 1/1
- Kudos:
- 4
- Hits:
- 196
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Kingdom Hearts AU: Transformation by Bright_Rose
Fandoms: Kingdom Hearts (Video Games), Super Mario & Related Fandoms, Super Mario Bros. (Video Games), Super Smash Brothers
03 Jan 2025
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Summary
A redone version of my transformations for Mario, Luigi, and Sora in a potential crossover.
- Language:
- English
- Words:
- 178
- Chapters:
- 1/1
- Kudos:
- 2
- Hits:
- 99
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Summary
A collection of Formchange transformations for a random idea in the "Kingdom Hearts" franchise.
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Kingdom Hearts IV: Bros. Attacks by Bright_Rose
Fandoms: Kingdom Hearts (Video Games), Super Mario & Related Fandoms, Super Mario Bros. (Video Games), Super Smash Brothers
10 Nov 2024
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Summary
All Bros. Attacks used in a possible rewrite of "Kingdom Hearts IV."
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Kingdom Hearts II AU: Drive Forms by Bright_Rose
Fandoms: Kingdom Hearts (Video Games), Super Mario & Related Fandoms, Super Mario Bros. (Video Games), Super Smash Brothers
09 Nov 2024
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Summary
A collection of Drive Form transformations for a random idea in the "Kingdom Hearts" franchise.
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Summary
After countless months of job hunting, getting a job at the renowned Radiant Gardens Historical Museum and Research Center is a dream come true.
Being a new hire has its perks, as well as its disadvantages when you have a few targets on your back.
But with the friends and enemies you make along the way, it's no walk in the park.
Updates Bi-Monthly
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Summary
Piña and Karlach clash over hearts.
Durge: Piña, She/Her, Wood Elf, Gloom Stalker Ranger/Assassin Rogue
Series
- Part 26 of 100 Drabbles 2024
- Language:
- English
- Words:
- 100
- Chapters:
- 1/1
- Kudos:
- 2
- Hits:
- 42
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Dive To The Heart by Kitsune_Boba
Fandoms: Hololive (Virtual Streamers), Virtual Streamer Animated Characters, Kingdom Hearts (Video Games)
03 Aug 2024
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Summary
Jurard dreamt of seeing other worlds beyond the confines of his tiny island, going on an adventure and saving the world, but when disaster struck and he's forced to don the mantle of a hero, the thought of being a savior no longer as appealing to him.
or
Jurard is somehow chosen by a magical key to save the world.
Series
- Part 3 of Sorey's Unfinished Tales
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Into the Unknown: Dark Legacy by Spiderfan626
Fandoms: Kingdom Hearts (Video Games), Frozen (Disney Movies), Star Wars Original Trilogy, Disney Theatrical Animated Universe
29 Jul 2024
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Summary
Post KH3 AU! Xehanort has been defeated and everyone had been saved from their sad end. This was a perfect opportunity to reunite with her family. With her older sisters. With Sora and Axel as her company, what will happen when a simple family reunion, gets interrupted by a new threat and a new wilder of the Keyblade has to join the fight? What is Sora’s connection to the mysterious Dark Lord: Darth Vader? And what will Elsa do to save her family?!
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Even in a Different Life by ChrisWritesAUs
Fandoms: Pocket Monsters | Pokemon - All Media Types, Pocket Monsters | Pokemon (Main Video Game Series), Pocket Monsters: Sun & Moon | Pokemon Sun & Moon Versions, Pocket Monsters: Ultra Sun & Ultra Moon | Pokemon Ultra Sun & Ultra Moon Versions
20 Jul 2024
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Summary
The Ultra Wormholes connect so many worlds, but in so many the fates of one boy and one girl are intertwined.
or a series of AU oneshots about Lillie and Sun.
Series
- Part 3 of Slip Through the Rifts
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(Post-everything) "This is my solemn vow."
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On the shores of the Realm of Darkness, Ominis is fighting a losing battle against a Heartless horde. Exhausted and out of options, he calls upon a miracle.