Some demigods go to Hogwarts to participate in the Triwizard tournament. Set in the goblet of fire and after blood of Olympus.

When Lady Hecate comes to a young Demi-God with a quest to protect the Boy-Who-Lived. He shall accept it and help the Wizarding world from falling into the hands of Voldemort, while still living the life of your average Demi-God can be tough. Demi-God! Draco Malfoy Slight Dumbledore bashing! BAMF! Demi-Gods Lucius and Narcissa Malfoy bashing!

Aurora is the daughter of Hecate, as a little girl, she lived next Harry in England, she was sent away to Camp Half Blood for her own safety, little did both Harry and Aurora know, their paths would cross once more when the teenage demi-goddess was given a Quest: First protect the Boy Who Lived, and second bring back Hecate's worship to the Wizarding World.

what if Harry fails in defeating Voldemort and dies during the Tri-wizard tournament due to arrogance. Hecate freezes the HP universe in a time capsule for a long time, waiting for a new hero to arrive and rescue it and is all but forgotten. Percy finally becomes the newest olympian, Hecate asks for a favour(a big one). This is the story of percy navigating wizard world

Young Delia Potter has always been called a freak, but she never understood why. One day, after an outburst from her uncle, she came to understand. Follow Delia's adventures as she tries to wrap her head around what exactly her life is becoming, and learns how to deal with more than one hidden world. Time-travel AU, fem Harry, F/F

Harry is fed up with the attitude of the Wizarding world. Ginny has an unhealthy obsession with him. Ron and Hermione have settled down, possibly going to marry in future. Nothing to do, Harry leaves for the US. But he's never going to expect the American Wizarding World to attack a bunch of Demigods. Watch as Harry rises with our favorite Percy Jackson to oppose Alabaster.

Percy, Annabeth, and friends embark on a lengthy journey through multiple worlds, mainly their own and that of Harry Potter, but also including Maximum Ride and 39 Clues.

The Golden Trio go back for another year at Hogwarts. A time to focus on their studies, or so they think. Introducing, five mysterious strangers with absolutely no memory of, well, anything! Dramione, Blinny, Percabeth, SolAngelo, and more!

The second book in the Daughters of Darkness series, this starts where Daughters of Darkness left off and features OCs Clara Bradley and Renee Sanderson navigate life as demigods and witches. Set during canon Harry Potter and Percy Jackson series. K plus for minor language. If you didn't read Daughters, I would appreciate if you go back and read that one first.

Shadow has left her life as Harriet Potter far behind... but now, to save a world whose heroes aren't able to preserve it, she may well be asked to assume the mantle once more. In a world where gods are numerous, and magic powerful, she will once more be the hero... fem!Harry, MoD!Harry, gamer!Harry

Camp Half-Blood, never seems to get peace and quiet. 10/28/19. A insignificant date to one. National Chocolate Day in the U.S. But in Percy Jackson's world, it's the day she showed up and jolted the entire universe as they know it. Prophecies sure mess up your idea of peace, don't they?

When one mixes Godly child camps, and combines an unknown society of magic much like the gods, you get Nico Di Angelo, the demi-god kid with a witch for a mother. She'd passed long before Nico could learn about his magical heritage and was raised under the care of his father, Hades. He had a hard life due to his lineage, so when he learns the truth he's quick to go learn more.

Lily makes a desperate deal with the rulers of the underworld to save her husband. In return for bearing them a demigod child James life will be spared. Things go a little pear shaped when a dark lord decides to get involved. How will the boy who lived grow under the loving gaze of two Greek Gods? Who knows, the heavens just might tremble. (Harry x Clarisse x?x?x?)(Very Grey Harry)

The idea of gods had been long extinct in the Wizarding World, being nothing but a remnant of the old religion, demigods had the same thought about witches, thinking them nothing but a fantasy. It only takes a witch entering Camp Half-Blood to tear that worldview down.

PJOxHP, Fem!Draco, Fem!Harry, Drarry, Good!Tom, Bad!dumbledore, Dumblesbashing, Weaselybashing except for Gred, Forge, and Ginny. The twins are in slytherin and so is Ginny. (I SUCK AT SUMMERIES) ***Warning, CuSsInG/pRoFaNiTy, GAY ASS SHIT, blood, gore, etc. Also Leo came back early, bc he's an amaZHANG character and this book needs him!***

After Jason's death Percy is approached by the Kanes who carry a message from Olympus. When they arrive they find out that an enemy of Olympus has escaped into another realm. This one filled with witches and wizards. Read along and watch as Percy comes to grips with Jason's death, Harry explores his full potential, and Voldemort becomes even more powerful. AU, 3-way crossover.

Percy Jackson is not a demigod in this one. Born into the Harry Potter Universe unknowingly apart of the magical world, and far more important than he would ever expect. Can Percy manage to survive the coming war, or even his magical classes?

Sequel to High School War. Demigods go to Hogwarts. After BOO and during GOF

Sequel to High School War(which I haven’t wrote yet.)Basically, all the demigods go to Hogwarts to protect the wizards and go undercover. Participate in the TriWizard Tournament. Happens after BOO and during Goblet of Fire

A veces, lo que está destinado a suceder, simplemente no sucede... Cuando seres fuera de la compresión humana conceden por capricho un poder sin límites a un simple chico de ojos verdes y cicatriz en forma de rayo, ¿quién sabe qué pueda pasar...? The Gamer Harry! Ligero AU por conveniencia. Harem muy lento.

Alessandra di Angelo is a woman of impressive drive and unwavering determination. After surviving the Battle of Hogwarts, she is offered a chance by the late, great headmaster. Given the opportunity to prevent both wizarding wars, she travels back in time to 1942-the year of the basilisk. Her mission is to prevent Tom Riddle from becoming Voldemort. But she can't kill him.

Un joven Harry Potter es abandonado en Nueva York por los Dursley. Encuentra su camino hacia el Olimpo y comienza a ponerse en cuclillas en un templo abandonado ...

Percy ist am Boden zerstört. Gaia wurde zwar besiegt, aber zu einem hohen Preis. Wieso musste Annabeth nur sterben? Und wieso muss Percy dann auch noch ein Gott werden? Er wird sie nie wiedersehen. Wie wird Percy weitermachen? Und was wird passieren, wenn er wenn er Lehrer an der Zauberschule Hogwarts wird? Und dann ist da auch noch Calypso. Wird er wieder lernen zu lieben?

Vowing vengeance on the god who tricked his mother, a demigod must prove himself and learn to walk the path laid out before him...while dealing with the woes and worries of humanity and Gods alike

Between quidditch, blood prejudices, and monster attacks, Harry had enough on his plate heading into his second year. But things got even more complicated, with the arrival of his new History of Magic Professor. Harry didn't know who this Professor Jackson was, but there was something not quite right about him.