I also like 'Percy Jackson in the Wizarding World'. This fanfic takes Percy and his friends into the world of Harry Potter. It's fascinating to see how they adapt to the magic there and how they interact with the Hogwarts students. It has a great plot that keeps you reading.
One great 'Percy Jackson Crossover Fanfic' is 'Percy Jackson and the Avengers'. It combines the world of Percy Jackson with the Marvel universe in a really interesting way. The characters interact in a believable manner and there are some really cool fight scenes.
One great 'Percy Jackson' fanfic is 'The Lightning Thief's Daughter'. It has an interesting plot where Percy has a daughter who discovers her powers. The author does a wonderful job of capturing the essence of the original series while adding new elements.
I really like 'Percy in the Marvel Universe'. In this fanfiction, Percy gets transported to the Marvel universe. He has to figure out how to get back home while also dealing with all the superheroes and villains there. It shows his character development as he tries to adapt to this new and very different world. The story also has some interesting pair - ups, like Percy and Spider - Man becoming friends and having adventures together.
One great place to start is Archive of Our Own (AO3). It has a vast collection of Percy Jackson crossover fanfics. You can search for crossovers with other popular series like Harry Potter or the Avengers. Just type in 'Percy Jackson crossover' in the search bar and you'll get a ton of results.
One great 'Percy Jackson Silena' fanfic is 'Silena's Redemption'. It delves into Silena's character deeper, showing her struggles and growth in the world of Percy Jackson. It gives a new perspective on her relationship with the other characters.
One great 'Percy Jackson and Poseidon' fanfic is 'The Son of the Sea God's Journey'. It delves deeper into Percy's relationship with his father, Poseidon. The story takes Percy on a new adventure where he discovers hidden powers related to his godly heritage. It also has some great character development for both Percy and Poseidon, showing a more complex side of their bond.
Well, I really like the fanfic 'Annabeth's Time Away'. In this one, Annabeth goes on a solo adventure and discovers a new part of herself. It's cool because it shows her strength without Percy always being there. 'Percy and Annabeth: College Years' is also a fun read. It imagines their lives as they enter college, dealing with normal student problems along with their demigod issues. Then there's 'The Annabeth Initiative' which has an exciting plot full of mystery and action centered around Annabeth.
One great Percy Jackson Rachel fanfic is 'The Oracle's Choice'. It explores a unique relationship between Percy and Rachel as she becomes more involved in the demigod world. Another good one is 'Rachel's New Path' which delves into how Rachel adjusts to her role as the Oracle and her connection with Percy. And 'Percy and Rachel: An Unexpected Bond' is also worth reading as it shows their friendship evolving in unexpected ways.
I really like 'Percy's Harem Adventure'. In this fanfic, the author does a wonderful job of bringing in different characters from the Percy Jackson universe and creating unique interactions within the harem concept. It's full of action and some light - hearted moments as well.
I really like 'Percy and Thalia's Adventure'. In this fanfic, they go on a quest together that was not part of the original books. The author does a wonderful job of capturing their personalities. Thalia's fierce and independent nature and Percy's loyalty are shown really well throughout the story.
One great 'Percy Jackson Nico' fanfic is 'The Son of Hades' series. It delves deep into Nico's character, exploring his powers and his relationships in a way that feels really true to the original series. The author has a great writing style that keeps you hooked from the start.