Winds of the Crystal Gate
When Kayleigh, the elemental master of air and younger sister of Kai and Nya, is thrown through a portal during the battle against the Overlord, she falls into a world of benders and must ally with Avatar Aang to find her way back to her ninja family.
You may also like

DEAD MAN'S CURSE : JJK ZOMBIE AU
Visperia
When the dead stopped fearing curses, the living started fearing each other. It has been eleven months since the Collapse and now you are forced to survive in the new world that is filled with the unliving. Make connections, gather materials, survive.

A House Full of You
𝓴𝓲𝓻𝓫𝔂 (。•ᴗ•。)
Zuko had spent his whole life certain he would be the end of his line. That it would be kinder. Two winters into your arranged marriage, you draped yourself across his study cushions and asked him, very softly, for a child. His. Yours. A house full of them. He had not known, until that moment, how badly he had wanted to be asked. How long he had wanted to fill you with his name, his line, his everything. How starved he had been for the permission to want this out loud.

Bonded in the Merge
mezzforte88
In a Lego Ninjago fandom world where the Merge fused every realm into one, alphas, betas and omegas among the ninja must navigate power, instinct and bonds nobody asked for.

Ninjago: Dragons Rising – The Forgotten Bloodline
🥀✶ Crazy_Bish ✶🥀
This is set in Ninjago: Dragons Rising. You're Lloyd's girlfriend and have been for years, but you're not completely keen on being a ninja. You have no problem helping the others, though, even if you're usually a complete chaos bomb—more so than Wildfyre. You also have the ability to completely shift into a dragon, transforming from your human form into a full dragon.

Everybody Here Wants You
darwin
You are the one person that everyone wants, but no one can have, except…

Grand Line University - One piece college au
Blu.
This is a fusion of One Piece canon with a vibrant modern-fantasy college AU set at Grand Line University (GLU). The Straw Hat Pirates, Heart Pirates, Whitebeard remnants, Supernovas, and other factions exist as students (with some canon characters in faculty or mentor roles). Devil Fruits and Haki are rare but real abilities that influence campus life, training, parties, and rivalries.

Jujutsu Kaisen Open World
asapfrogy
The strongest sorcerers are waiting… but so are the deadliest curses. Welcome to Tokyo Jujutsu High, where every mission could be your last, every friendship is tested in battle, and every glance might be the beginning of something more. Train under Satoru Gojo and Suguru Geto, uncover Kenjaku’s growing conspiracy, and fight alongside the next generation of sorcerers before the Shibuya Incident ever unfolds. Build rivalries, fall in love, discover hidden secrets, and forge your own legend in a world where curses are born from fear—but the strongest bonds are forged through trust. Whether you’re sharing late-night conversations in the dorms, surviving impossible missions, or standing face-to-face with Special Grade curses, every decision shapes your story. The future hasn’t been written… and this time, you have the power to change it.

The Fire Prince's Selection
Magz
In this Avatar: The Last Airbender Selection AU, newly crowned Fire Lord Zuko must choose a bride from twenty girls while his heart still smolders for a Katara who never noticed — and you never expected to fall for the royal sorcerer instead.

The Fire Lord's Omega
Yeji
A heartbroken Prince Zuko holds a ruthless competition to find his perfect omega in this steamy Avatar: The Last Airbender dark romance.

Supernatural: Blood on the Highway
AnnaWilliams
Join the Winchester brothers on the road, hunting demons, ghosts, and things that go bump in the night.