Steven Universe Crossovers
Filters
1.4K | Page 1 2 3 4 11 .. Last Next »

Boiling Gems by 616mcu reviews
An owl from another world finds a shiny rock and raises it as her own. Absolutely nothing terrible can come from this decision...right?
Crossover - Steven Universe & Owl House - Rated: T - English - Supernatural/Family - Chapters: 53 - Words: 391,722 - Reviews: 207 - Favs: 180 - Follows: 167 - Updated: 10/15 - Published: 11/10/2022 - Steven U., Luz N., Eda
The Magnificent 10 by coyoteprime1100 reviews
This sets in the Old West, and a former confederate general turned businessman tries to buy the nation one little town, setalment at a time. And it's up to a band of ten heroes to face this threat.
Crossover - +Anima & Steven Universe - Rated: T - English - Romance/Adventure - Chapters: 21 - Words: 79,887 - Reviews: 30 - Favs: 6 - Follows: 3 - Updated: 10/15 - Published: 3/17/2017
Yellow Diamond's Favorite Citrine by Grocamol reviews
A certain Salary Man is thrown into his third life as a Gem, unfortunately for him 'Tanya', there is no upwards mobility in a caste system within the Diamond Empire.
Crossover - Steven Universe & Youjo Senki: Saga of Tanya the Evil - Rated: T - English - Sci-Fi - Chapters: 28 - Words: 113,199 - Reviews: 144 - Favs: 363 - Follows: 454 - Updated: 10/12 - Published: 2/18 - Yellow Diamond, Yellow Pearl, Tanya
Tammo's Universe by wweather reviews
Tammo Quartz Tussock is a half-hare, half-Gem hybrid. When Redwall Abbey is in danger, it's up to him to save the day!
Crossover - Redwall & Steven Universe - Rated: T - English - Adventure/Sci-Fi - Chapters: 36 - Words: 41,808 - Reviews: 6 - Favs: 2 - Follows: 2 - Updated: 10/10 - Published: 4/5 - Tansy, Tammo, Garnet, Amethyst
Adventure Time with Finn, Jake, Darcy, Jiren, & The Crystal Gems! by Vgn Golley reviews
We...are...the Crystal Gems! We'll always save the day! So come on and grab your friends! We're going to protect various distant lands, and if you think we can't, we'll always find a way! That's why the people of this crazy world always believe in...Garnet, Amethyst, Spinella, Crystal, Pearl, Jiren, Finn, Jake, and Darcy! The fun will never end because it's Adventure Time!
Crossover - Adventure Time with Finn and Jake & Steven Universe - Rated: M - English - Adventure/Sci-Fi - Chapters: 6 - Words: 75,295 - Reviews: 46 - Favs: 37 - Follows: 36 - Updated: 10/8 - Published: 8/12/2022 - [Finn, OC] Jake
She-Ra and the Crystal Gems: Fallen Horizons by TheInkredibleKaptainKaiju reviews
Even after saving both their worlds from destruction, there is still so much for both the Crystal Gems and the Princess Alliance to accomplish. But even with their war reaching an end, evil has not yet been vanquished. A secret threat, laying dormant for centuries, is finally prepared to enact a plan that will put the entire universe at risk. New powers, secret origins, new allies,
Crossover - Steven Universe & She-Ra and the Princesses of Power - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 15 - Words: 59,462 - Reviews: 27 - Favs: 13 - Follows: 9 - Updated: 10/7 - Published: 1/24 - Steven U., Connie M., Adora/She-Ra, Catra
A Normal Life by Demigod of Magic reviews
When Steven decides now is the time for a new start at a normal life, he and Connie travel to Jump City. Things don't go to plan when the pair become part of a superhero team known as the Teen Titans.
Crossover - Teen Titans & Steven Universe - Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 15,655 - Reviews: 25 - Favs: 88 - Follows: 108 - Updated: 10/7 - Published: 3/15/2020 - [Steven U., Connie M.] [Robin, Starfire]
Heart and Mind by Scruff the Rat reviews
When a new threat descends upon humanity, its hybrid nature forces the Crystal Gems and Phantom Thieves to collaborate in a race against time for the fate of all. Takes place Post Persona 5 Royal, Mid Steven Universe Future. (Cross-posted to ArchiveOfOurOwn)
Crossover - Persona Series & Steven Universe - Rated: T - English - Friendship/Adventure - Chapters: 9 - Words: 48,360 - Reviews: 15 - Favs: 25 - Follows: 26 - Updated: 10/5 - Published: 9/6/2022 - Akira K./Ren A./The Trickster/Joker, Steven U., Connie M.
Sky Blue, Ocean Blue by purplegirl761 reviews
When a reformed mad scientist befriends a stranger to Earth who's also haunted by the past, neither of them suspects that their blossoming relationship will carry them through everything from ice cream to intergalactic warfare. Welcome aboard a little ship I like to call Drakkis.
Crossover - Kim Possible & Steven Universe - Rated: K+ - English - Friendship/Hurt/Comfort - Chapters: 59 - Words: 614,982 - Reviews: 168 - Favs: 97 - Follows: 85 - Updated: 10/4 - Published: 8/2/2015 - Drakken, Lapis Lazuli
The Sinister 6: Hunting a Universe! by The Reality Shredder
When Doctor Octopus rallies the rest of the Sinister 6 to bust out of the Raft, the tentacled genius comes up with another plan to defeat Spider-Man. What plan has the dastardly doctor come up with? Actually. the better question is, how long until Spider-Man gets involved and places them back behind bars?
Crossover - Spider-Man & Steven Universe - Rated: T - English - Adventure/Drama - Chapters: 2 - Words: 2,814 - Favs: 2 - Follows: 2 - Updated: 10/3 - Published: 1/13/2022 - Peter P./Spider-Man, Doc Ock/Dr. Octopus, F.Marko/Sandman, Steven U.
A Trip to Remember by LG Shala reviews
A shape-shifting alien hero, eager to explore the universe after saving it. A human-gem hybrid, burdened by his inheritance, looking to discover himself. When Ben Tennyson and Steven Universe realize they're both going on a road trip, they decide to explore the universe together.
Crossover - Ben 10 & Steven Universe - Rated: T - English - Adventure/Sci-Fi - Chapters: 6 - Words: 28,829 - Reviews: 22 - Favs: 21 - Follows: 18 - Updated: 9/30 - Published: 4/20 - Ben T., Steven U., Jasper, Vulkanus
A Universe, Transformed by TheInkredibleKaptainKaiju reviews
Most kids Steven's age struggle with finding out where they belong. Then again, most kids Steven's age aren't the child of a millenia-old giant robot who turns into a truck, leader of a group dedicated to protecting Earth from danger. Steven's not exactly human, but he's not a Transformer, either-so what is he? Hopefully his fellow Autobots and other friends can help him find out!
Crossover - Transformers/Beast Wars & Steven Universe - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 9 - Words: 54,433 - Reviews: 21 - Favs: 18 - Follows: 20 - Updated: 9/25 - Published: 2/17 - Elita One, Sideswipe, Ultra Magnus, Steven U.
Steven Universe: War Of The Beasts! by WOLFWATCHER12 reviews
Takes place after Steven Universe: The Movie. Optimus Primal and the Maximals land in Beach City and Steven, Amethyst, Garnet and Pearl have to help them against Megatron and the Predacons. However, the Black Diamond Empire is preparing to invade the Earth, what could their goal be and what's in wait for Steven? Read on and find out. Story made by me and The Amazing Ghost Musician.
Crossover - Transformers/Beast Wars & Steven Universe - Rated: T - English - Adventure/Sci-Fi - Chapters: 21 - Words: 189,157 - Reviews: 36 - Favs: 46 - Follows: 33 - Updated: 9/25 - Published: 8/31/2021 - Optimus Primal, Cheetor, Steven U., Connie M.
Universe Falls: Of Magic and Mystery by HH-BlueDynamite reviews
It was thought to be just an ordinary summer for the Pines twins. Then, they met two children who promised them a more eventful one, Steven and Connie. Little do they know, there was more to their summer then they'll soon realize. A mystery that spanned decades. (Rated T for some coarse language from mainly the adults, some blood, and harm to children. It will get dark at times.)
Crossover - Gravity Falls & Steven Universe - Rated: T - English - Adventure/Mystery - Chapters: 2 - Words: 11,238 - Reviews: 5 - Favs: 9 - Follows: 10 - Updated: 9/18 - Published: 9/11 - Dipper P., Mabel P., Steven U., Connie M.
Steven 10: The Crystal Knight Rewrite by XLR8 The Fox reviews
What would happen when a Human/Gem hybrid gets his hands on the most powerful device in the multiverse? Many things, join Steven Universe as he has adventures with his new friend Trix, to stop Creatures from Earth or Space [This is a Rewrite of the story with the same name made by my friend Blackskull, hope ya'll enjoy]
Crossover - Ben 10 & Steven Universe - Rated: M - English - Sci-Fi/Adventure - Chapters: 2 - Words: 19,417 - Reviews: 2 - Favs: 18 - Follows: 13 - Updated: 9/13 - Published: 8/11 - Ben T., OC, Steven U.
Power by NegaiFreak reviews
Power corrupts and destroys. As Steven Universe tries to fix the mistakes of his mother, Pink Diamond, he and his friends find themselves thrust into a conflict over one of the six Infinity Stones. And with so many foes to face, will they be able to get the stone in the end? FEATURING MULTIPLE PAIRINGS! PLEASE ENJOY!
Crossover - Anime X-overs & Steven Universe - Rated: T - English - Adventure/Angst - Chapters: 15 - Words: 187,287 - Reviews: 118 - Favs: 20 - Follows: 14 - Updated: 9/12 - Published: 3/21 - Garnet, Amethyst, Pearl, Steven U. - Complete
A Promise to A Rescued Puppy by Diamondbeast79
The glitch makes it to the demon realm, and leaves Amity with a new human to rescue
Crossover - Steven Universe & Owl House - Rated: M - English - Angst/Fantasy - Chapters: 1 - Words: 4,336 - Favs: 1 - Published: 9/9 - Connie M., Lion, Luz N., Amity B.
The Crystal Brothers by Jss2141 reviews
Earth, a planet unlike any other the diamonds had come across in their conquest of the galaxy. Not only was it a planet with it's own inhabitants known as "humans" but apparently it was able to create two gems unlike any that had ever been created before. Gems made entirely of gem rock and being "males" instead of females.
Crossover - Ben 10 & Steven Universe - Rated: T - English - Adventure/Supernatural - Chapters: 7 - Words: 8,018 - Reviews: 9 - Favs: 25 - Follows: 22 - Updated: 9/7 - Published: 3/31 - Pink Diamond, Pearl, Rose Quartz
Las sombrias aventuras de Steven Universe by zangaman reviews
Acompaña a Steven junto con Puro Hueso en una Aventura mágica y sombría. (leve croosver con otras series)
Crossover - Grim Adventures of Billy & Mandy & Steven Universe - Rated: T - Spanish - Friendship/Adventure - Chapters: 56 - Words: 104,415 - Reviews: 86 - Favs: 28 - Follows: 24 - Updated: 9/6 - Published: 5/25/2018 - [Steven U., Peridot] Grim
The Iron Giant Ball by Anime0CC0Manga reviews
Peridot found a new friend (I Own Nothing)
Crossover - Steven Universe & Incredibles - Rated: K - English - Humor/Friendship - Chapters: 2 - Words: 2,082 - Reviews: 1 - Favs: 6 - Follows: 3 - Updated: 9/6 - Published: 7/1 - Peridot, Steven U.
Believe in the weird and wild by 616mcu reviews
Star is a very special person. Never has there been a person to share such excitement, such zaniness, and such lovability. Nobody could ever compare, except maybe the little gem boy she has come to know as "brother." (Cover by MariusWales)(REWRITE HAS BEGUN!)
Crossover - Steven Universe & Star Vs. The Forces of Evil - Rated: K+ - English - Adventure/Family - Chapters: 81 - Words: 311,229 - Reviews: 319 - Favs: 314 - Follows: 299 - Updated: 9/1 - Published: 6/16/2017 - Steven U., Star B., Marco D., Queen Moon
The Connie-Ronnie Switcheroo by MrTyeDye reviews
A device borrowed from one of Lisa's colleagues allows Lincoln and Ronnie Anne to take a look at an alternate timeline. The timeline looks almost identical to their own, with the exception of one detail; Ronnie Anne has switched places with Connie Maheswaran of Beach City. How will the brash bully and the bashful bookworm adapt to each others' universes? Cover by JFMStudios!
Crossover - Steven Universe & Loud House - Rated: K+ - English - Sci-Fi/Friendship - Chapters: 20 - Words: 58,419 - Reviews: 116 - Favs: 107 - Follows: 113 - Updated: 8/30 - Published: 2/25/2017 - Steven U., Connie M., Lincoln L., Ronnie Anne S.
Real men wear pink by Blackace12 reviews
The universe is a vast, cold and empty place, it easy to see yourself as a perfect being without anyone to challenge you. But when meet with those that can rival or surpass you, you might want to rethink your ideals. Whatever you face, just know, you may think your invincible, but it takes a real man to wear pink.
Crossover - Steven Universe & Invincible - Rated: M - English - Adventure/Humor - Chapters: 6 - Words: 25,798 - Reviews: 13 - Favs: 39 - Follows: 40 - Updated: 8/25 - Published: 11/17/2022 - Steven U.
Steven Universe Of The Creek by Lonely Fanboy48 reviews
Steven Universe heads to his next destination on his road trip in a town called Herkleton. After using the most of his car gas, he decides to check the town itself before buying more for his fuel tank. Then he meets the Williams Family, much to his curiosity, they have a young son who spend most of his time at the creek with all of his friends.
Crossover - Steven Universe & Craig of the Creek - Rated: K+ - English - Family/Friendship - Chapters: 12 - Words: 24,980 - Reviews: 16 - Favs: 17 - Follows: 15 - Updated: 8/20 - Published: 10/30/2021 - Steven U., Craig W., Bernard W.
The Dark One by Exar Sunrider
All is well. Peace has been made with gem kind. There hasn't been a conflict in years. But of course, peace never lasts.
Crossover - Gravity Falls & Steven Universe - Rated: T - English - Fantasy/Adventure - Chapters: 2 - Words: 3,047 - Favs: 1 - Updated: 8/20 - Published: 7/31 - Garnet, Pearl, Connie M., White Diamond
1.4K | Page 1 2 3 4 11 .. Last Next »