When Iroh comes to Ba Sing Se to meet with a White Lotus contact, he gets a lot more than he bargained for in the form of a boy who looks startlingly familiar.

In Azkaban Prison, on June 21st, 1994, Bellatrix Lestrange gave birth to two children, Zuko and Azula. They were immediately taken out of their mother's custody, and in due course, some years after the war, they come to Hogwarts.

Lu Ten finds himself on the run with his cousin in the very land he once tried to conquer.

Zuko needs to find the Avatar and regain his cat.

The ferry to Ba Sing Se isn't a place so much as a place between places. Maybe that's why Katara takes a chance and reaches out to a boy and his uncle.

Zuko finds and captures the Avatar. Now he has to decide what to do with him. Can he really turn a child over to his father? How can he not? Aang is frozen as a toddler AU.

In a world where Mai's family never sent her to the Royal Academy for Girls, they see marrying her off as the best way to raise their prospects. Faced with marriage to a stranger, she runs away, only to find herself hunted.

After Lu Ten's death, Iroh travels to the Spirit World, and learns something about his son he wishes he could forget.

After the Agni Kai, his father sends him away to be a soldier, to fight and die with the soldiers he spoke out to save.

When Mai was six years old, she went away to school and met Ty Lee. When she was seven, she met Azula.

When Aang, Sokka, and Toph find Hama's victims, they find Zuko among them.

No one comes out of Lake Laogai the same person they were when they went in. Sequel to "Until the Walls Break Like Waves".

Toph may be the Avatar who took down Firelord Ozai, but she still has one element left to master.

Zuko spends an afternoon looking after his youngest sister.

Zuko woke up on a Tuesday morning in his own bed in his father's house, and remembered. And then he had to get up and go to school, because nobody else knew he had fought a war, ruled a country, grown old, and died. Almost nobody else.

For six years, Ursa has worn the Blue Spirit mask as she has fought to bring justice to a Fire Nation ravaged by her former husband's war machine. When the Order of the White Lotus receives word that her daughter is guarding the newly captured Avatar, she knows its her chance, to free the Avatar, and get her daughter back.

On the way from the Boiling Rock to the Western Air Temple, Hakoda takes time to consider the young Fire Prince. Part of my Gaang age swap AU.

Zuko found Mai in an Earth Kingdom village. He didn't know what she was doing there until she stopped Zhao from killing him, with earthbending. And with her secrets stripped away, Mai has precious little time to decide whether to run. Avatar Mai AU.

After Harry goes back to Hogwarts, it's as if he hangs on a precipice, trapped on the edge and waiting for the storm to break. And none of them, not Harry, not Voldemort, not the Death Eaters, nor Sirius Black's resistance, have any idea what the world will look like when its all over. Part of the Good People and Death Eaters AU.

Ozai might have been defeated, but the Fire Fleet still doesn't have a home world, and they are living on borrowed time, unless Zuko can complete his old quest, and find them an uninhabited planet capable of sustaining human life. Mai wants nothing more for him to succeed, even though she knows it's impossible.

As James confronts the reality of being the slave to a spy, Harry comes to terms with being made into a Horcrux. Part of the Good People and Death Eaters AU.

Iroh is the Avatar. This changes things. For Zuko, it changes everything.

During the war, the only time Katara saw Mai was on the other side of a battlefield. But there's no more war, and no more battlefield, and they're both stumbling their way into a brand new world.

Princess Mai didn't know which was more galling, the fact that she had fallen just short of becoming Earth Queen, or that she could be done away with so easily. Still, if she was to marry the Firelord, who was she to have a say?

When the FBI captures Neal Caffrey, infamous thief and con artist, they discover that he is a runaway slave. Now recaptured and sold to recoup his owners' financial losses, Neal schemes and waits for his chance.  After all he escaped once.  But Neal isn't the only one plotting his escape, and not all of his fellow schemers have his best interests at heart.

After escaping Ozai's school for the Gifted and Talented, Mai and Zuko fumble their way to love, trust, recovery, and redemption, and maybe, to learning how to be human. Superhero AU.

Ursa lets her secrets slip to Kya one by one, until the trickle becomes a flood.

Mai has a car and Katara needs a ride, or seven firsts for high school students Mai and Katara. Mai/Katara high school AU.

When the Avatar vanished, life ebbed out of the world plunging the world into chaos. With his return began a mad rush for power by clan chieftains eager to make kingdoms out of the ashes of the old order. In the old Fire Nation, two chieftains remain, Mai in the west, and Zuko in the east. Each awaits the day that the other will seek to claim all of the Fire Islands for themselves.

It was just before the winter solstice when Earth Kingdom soldiers captured the prince of the Fire Nation and his uncle, the Dragon of the West. It was the dead of winter when they were brought to Ba Sing Se.

In a world where Zuko was never scarred and banished, the colonial governor of Omashu waits to welcome the new Firelord to her city.

The first rule of the Spirit World is that Jet doesn't belong.

Toph has always had people trying to help her and hold her back. Or, the story of a little girl in a great big household.

Zuko sorts through the wreckage of his childhood and comes across a doll given to his sister.

She blows into Toph's life like a flurry of snowflakes, and Ty Lee promises that this time, she won't melt away.

AU from Episode 3.16: The Southern Raiders. Azula wanted this, didn't she? This was her decision. All of this was her choice, and she didn't make mistakes.

... and One in which He Didn't Have To. There are so many ways for it to blow up in their faces, but that's what makes it fun.

Harry faces the Dark Lord for the first time and learns the true price of failure. Part of the Good People and Death Eaters AU.

A Death Eater meeting brings into focus James Potter's place in Voldemort's new society. Part of the Good People and Death Eaters AU.

Neal has more than one secret he's keeping from Peter, but as Peter draws closer to one, he draws closer to all of them. Dragon!Neal AU.

When Zuko and his uncle brought Jet home from under Lake Laogai, they had no idea he was a firebender, or just how deep his hatred for the Fire Nation really ran. AU

The problem with Zuko's exile is that every ocean has become enemy waters for a Fire Nation Prince, and when his ship is captured by the Northern Water Tribe, he has nowhere to turn for help.

Moz worries that Neal's changing. Episode tag for episode 1.7, Free Fall.

In which Neal burns an alias, Moz gets cabin fever, Kate plays Scheherazade, and Diana and Clinton amuse themselves at the expense of others.

The first two weeks after Neal gets out again, the world is spinning too fast, and he can't catch his breath. Vampire AU, gen

The Fire Nation might have destroyed the Air Nomads and scattered their ashes to the winds, but their descendants still remain.

The walls between dimensions are made of glass, and sometimes they break.

For the Kyoshi Warriors, capture and imprisonment in the Fire Nation means learning a thousand new ways to fight.

Tui and La are different from Yue and La: The Moon and the Ocean in ten drabbles.

After the ocean spirit mistakenly drags him down to the bottom of the sea and Yue uses her new abilities to bring him back to life, Zuko struggles to learn waterbending. Meanwhile the fire spirits begin to visit a Dai Li agent to remember whom he once was

AU, Blinded in the Agni Kai when he was thirteen, Prince Zuko meets Jet on the ferry to Ba Sing Se.

Koh the Face Stealer steals a new face.

After Katara leaves the Northern Water Tribe, Pakku must confront the changes she has wrought.

After the Agni Kai with her brother, Azula has trouble telling who is there and who is not.

Severus Snape, high ranking Death Eater and Headmaster of Hogwarts, finds out that his son is not his own when the boy's glamour begins to break. Part of the Good People and Death Eaters AU.

After Harry talks to Dumbledore in Deathly Hallows, he takes a little detour to Spinner's End, back before it was Snape's house, back when it belonged to a woman named Eileen prince. Snape couldn't be angrier that Harry Potter is his father.

After Nagini bites him, Severus is visited by the spirits of the Marauders.

When Snape threatens to expel his son, James is forced to confront a few uncomfortable truths.

Addendum to No Difference, As her son grows up, Eileen watches Lily Evans, James Potter and Tom Riddle.

Addendum to No Difference, Severus takes his younger brother to meet his favorite author.

An affair with Lily causes Sirius more trouble than he anticipated, and Snape's around to enjoy it. Sirius is Harry's father.

Peter pays his debts as best he can.

Mary-Sue Cartwright is a normal Hogwarts student who writes fanfiction about her favorite local celebrity.

Sirius knows too much and says too much.