Book 2 What happens when Percy Jackson declares himself neutral? His only goal is to protect the students of Hogwarts and he swears as much, but can he keep his oath?

Percy Jackson loves his family. However, the majority of his mothers past in the wizarding world is unknown to him. Her past is secret to him. His brother, Teddy, won't tell him more about their mother's past nor their red-headed relatives in England. How will he react when his mothers past as the chosen one is revealed to the gods, his friends, and people from his mothers past? Fem!Harry Potter x Poseidon Watching the Movies

The Seven, Nico, Will, and Calypso go to Hogwarts. It starts as Percy and Annabeth teaching but progresses quickly. Will they be able to stop the new threat from arriving? Note* This story is only going to be 13-20 chapters long. I find that when I read fanfiction if it doesn't progress fast I get bored, so I'll keep it short. This will be finished though, then I'll move onto a PJO and MCU crossover or something.

When Percy is summoned home from camp to see some weird people on his couch, let's just say he's confused. When he finds out that he has another evil relation, he's not happy. Well, off to Hogwarts. Harry is astounded. Voldemort- the lowlife scum of the wizarding world- has a grandson. Now Dumbledore wants him, Hermoine, and Ron to get him, and become friends. Harry must be crazy because he agrees to go. Set after PJO but before HoO ( I want him 15/16) and during OoTP Check out my other crossover: Percy Jackson - the New Hogwarts Teacher Cover created by @Emer28702000

In this story Percy Jackson will have to help the trio get through the tri wizard tournament. Not to mention all the emotions that come with it. Anger, sadness, jealousy, scared, and many more. When Percy Jackson it at his mom's apartment, with Annabeth and their daughter Zoe, what will he do when a letter, flown in by a owl, comes and gives him news he might not be ready to hear?

The Seven, Nico, Will, and Thalia go to Hogwarts to teach and become friends with Harry Potter. This takes place after Harry Potter and the Deathly Hallows, and after The Blood of Olympus #4 in DEMIGODSATHOGWARTS