Friendship is a very common theme. Since they are from different backgrounds within the same universe, showing how they form a strong bond is often explored. Another theme is cooperation, as they usually have to work together to overcome challenges.
Fanfiction involving Percy, Jason, and Nico can be really interesting. It often explores different relationships and adventures among them. For example, it might focus on their teamwork during a new quest in the world of Greek mythology. Writers might play with their different personalities - Percy's laid - back heroism, Jason's more disciplined leadership, and Nico's brooding yet powerful nature - to create unique storylines.
Friendship is a very common theme. These characters from different backgrounds come together and form strong bonds. Another theme is growth. Each character has their own journey of personal growth as they interact with the others.
One popular 'percy x nico x jason x leo fanfic' is 'The Four Heroes' Journey'. It's really engaging as it shows their different personalities coming together. Percy's leadership, Nico's mystery, Jason's sense of duty and Leo's humor all blend well in this fic.
The unique character dynamics. Percy, Nico, and Jason all have distinct personalities. Percy is brave and impulsive, Nico is dark and brooding, and Jason is more of a leader type. When combined in a fic, their interactions can be really engaging.
One great 'Percy x Nico x Jason' fanfiction is 'The Three Heroes' Journey'. It beautifully weaves their characters together, exploring their friendships and the challenges they face as a trio. The author does an amazing job of capturing their individual personalities. Percy's loyalty, Nico's mystery, and Jason's leadership all shine through in the story.
Well, there's a fanfic called 'Among the Three'. It's really interesting as it shows how Percy, Jason, and Nico develop a unique relationship over time. They start off a bit rocky but then grow to truly understand and support each other. There are also some great fanfics on Archive of Our Own if you search for the tags related to these three characters.
One possible plotline is that they have to face a new and powerful enemy that neither of them can defeat alone. So they have to combine their powers and skills. For instance, Percy's water - based powers, Jason's control over the wind and lightning, and Nico's ability to manipulate the shadows could be used in unison to defeat a giant or a powerful sorcerer.
A common theme is friendship evolving into something more. Since they start as comrades in the Percy Jackson series, fanfics often explore how their relationships deepen romantically. Another theme is the struggle with their different powers and how they support each other in using and controlling them in new situations.