Genre

Sibling Rivalry

59 worlds222.6K
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All worlds

The Fox and the WolfThe Fox and the Wolf12.4k

Train under Michikatsu while Yoriichi orbits only you

Bilky
Double-Edged Blades; Sae & Rin x YouDouble-Edged Blades; Sae & Rin x You20.9k

Keep the Itoshi brothers from destroying each other

Hikaaariii
The mate that was never fatedThe mate that was never fated6.1k

Defend your fated wolf mate from your sister's demands

sofia.
Between Fire and Ice: When Two Todoroki Brothers Compete for YouBetween Fire and Ice: When Two Todoroki Brothers Compete for You27.9k

Spark a campus rivalry between two fire and ice brothers

peach0.0pie
Between Fire and Ice: When Two Todoroki Brothers Want YouBetween Fire and Ice: When Two Todoroki Brothers Want You25.7k

Get caught between two Todoroki brothers who both want you

peach0.0pie
Serena's Wolves: A Howling BetrayalSerena's Wolves: A Howling Betrayal12.7k

Trade your ungrateful wolf pack for a seductive snake shifter

wysteria
The Sister They ChoseThe Sister They Chose691

Fight a manipulative newcomer for your own family

gojosatoru116208
Shadowed HeiressShadowed Heiress12.8k

In a peaceful Konoha, a jinchuriki’s sister must defy her legendary older sibling and master Jiraiya’s scorn to prove she’s more than Naruto’s shadow before a hidden threat erases their world.

sofia.
Double the Detonation || Katsuki Bakugo and his Twin SisterDouble the Detonation || Katsuki Bakugo and his Twin Sister5.6k

Katsuki Bakugo always prided himself on being the undisputed, explosive king of U.A. High, until his equally volatile twin sister decides to claim the top spot for herself the middle of their first year.

HHoneylemon
Sister's Abandoned GroomSister's Abandoned Groom22.7k

Marry your sister's jilted fiance to save your empire

Mmimi_reads
The Mastermind's Sister: Ayanokoji's JuniorThe Mastermind's Sister: Ayanokoji's Junior4.9k

When Ayanokoji's brilliant younger sister enrolls at Advanced Nurturing High School, she outsmarts him at every turn and attracts the dangerous attention of the student council.

Nnehajaiswal785
The Serpent's BargainThe Serpent's Bargain1.3k

Shelter a wounded wolf shifter from your jealous sister

sofia.
The Zenin BargainThe Zenin Bargain2.6k

A gentle girl overlooked by her family must navigate a deadly marriage pact with the Zenin clan, while her scheming sister faces a fate worse than rejection.

sofia.
Cheerleader vs. Band Nerd: Sisters at WarCheerleader vs. Band Nerd: Sisters at War8.5k

Step out of your cheerleader sister's shadow

MMollyAltman
Rising FeathersRising Feathers4k

Hawks’ little sister Yui Tamaki refuses to stay in his shadow; after witnessing Deku defeat Overhaul, she’ll risk everything in the hero world to outfly Japan’s number two.

Calcifersflyingcastle
I Don’t Even Like Him (Probably)I Don’t Even Like Him (Probably)10.7k

He’s so annoying but why do I look for him?

XmilkteaX
Hierarchy at Aster HighHierarchy at Aster High

When your younger brother is the most terrifying person in school, being popular doesn't mean much—especially when he makes it his mission to roast your friends daily.

Hharishpatodia4
Mirror, Mirror, Off My BackMirror, Mirror, Off My Back

A self-made mogul's meticulously curated life is invaded for one week by her identical twin—an unrepentant, manipulative brat—forcing a high-stakes showdown that will either break her or finally shatter their parents' delusions.

Eevelynwestfall5310
Iridescent LightIridescent Light12.8k

Bakugo's little brother just enrolled at UA with light powers that put explosions to shame — and he's already stealing every spotlight in Class 1-A.

Tt0mriddle8867
The Golden ChildThe Golden Child

Outmaneuver House Vane when your sister's destiny awakens

Rrrenceedarius
The Unfavored NoteThe Unfavored Note483

In the shadow of his golden sister, a shy band geek must risk everything to confess his love to Jenna before prom, or stay invisible forever.

MMollyAltman
The Golden Child's Fall: When My Entitled Sister Tried to Steal My FiancéThe Golden Child's Fall: When My Entitled Sister Tried to Steal My Fiancé

After a lifetime of watching her spoiled sister get everything while she scrapes by with hand-me-downs, a woman finally has something precious—her fiancé Tommy—but when her entitled sister swoops in to steal him, the golden child's schemes backfire spectacularly, costing her everything she took for granted.

MMollyAltman
Thunder Man's Garage SaleThunder Man's Garage Sale438

Flirt with a charming mechanic while his sister disapproves

𝔄𝔲𝔡𝔯𝔢𝔶 ℜ𝔬𝔰𝔢𝔴𝔬𝔬𝔡
Twin Eyes, Double TroubleTwin Eyes, Double Trouble1.7k

At Jujutsu High, Satoru Gojo’s identically powered twin sister wields the Six Eyes and limitless chaos just to torment him—and nothing can prepare the jujutsu world for their sibling war.

RATTY