Percy himself is really popular. After all, the series is named after him. Fanfiction writers often like to put him in new and unexpected situations. Another popular character is Annabeth. Her intelligence and strategic mind make her a great addition to any new story line. Nico di Angelo is also quite popular as his dark and brooding nature offers a lot of potential for character development in drop - in fanfiction.
Well, Grover is also a favorite among many. His loyalty and his unique role as a satyr can add a lot of humor and heart to a fanfiction story. Also, the new characters introduced in the Trials of Apollo series, like Lester/Apollo, are starting to become popular in drop - in fanfictions. Their complex personalities and the new powers they bring can create really engaging storylines.
Jason Grace is a character that features a lot in fanfiction. His leadership skills and his connection to the Roman side of the demigod world are interesting aspects to write about. Fanfiction writers may explore his relationship with Percy, especially how they combine their different leadership styles when facing challenges together, and his struggle to adapt to the Greek demigod world after being brought to Camp Half - Blood.
Definitely Danny and Percy are the most prominent. However, in some more creative fanfictions, characters like Jazz from Danny Phantom might be included. She could offer a different perspective as Danny's sister, perhaps trying to understand the Percy Jackson world from a more scientific or psychological angle. And from Percy Jackson, Nico di Angelo could be a great addition. His powers over the dead could have some really interesting interactions with the ghosts in Danny Phantom. But still, Danny and Percy are the ones that draw the most attention as they are the face of their franchises and the ones that most readers want to see in these crossovers.
Annabeth is also a very popular choice. Her intelligence and her relationship with Percy are often explored in fanfics. Writers might create scenarios where she uses her smarts to solve complex problems or where her relationship with Percy is put to the test in new and interesting ways.
Krishna is often included as well. His divine nature and role as a guide in the Mahabharata can be contrasted or combined with Percy's relationship with the Greek gods. Writers might explore how Krishna would view Percy's powers and vice versa.
Percy himself is obviously very popular. After all, it's his series. Annabeth is also a fan favorite, as her intelligence and strong will make for interesting storylines. Nico di Angelo is quite popular too, especially when his powers and his somewhat dark nature are explored in fanfiction.
Percy is definitely one of the most popular. His powers and his relatable, humorous personality make him a natural choice for fanfiction. Annabeth is also very popular as she is intelligent and strong - willed. Her strategic thinking can add a lot of depth to the gaming - related stories.
Percy Jackson himself is still very popular. People love to write about his further adventures, his growth as a demigod, and his relationships. For example, his relationship with Annabeth might be explored in more depth, like how they deal with new challenges as a couple.
Percy Jackson himself is often very popular. His powers over water and his heroic nature make him a central figure in many fanfictions.
Annabeth Chase is also a fan favorite. Her intelligence and strong will make her a great character to explore in fanfiction. Writers might focus on her architectural projects in the context of the demigod world, or her relationship with Percy from different angles.
Grover is another character that gets a lot of love in fanfiction. His kind - hearted nature and his connection to nature make for interesting storylines. For example, a fanfiction could focus on Grover's role in protecting a new and endangered species of magical creature, and how Percy and Annabeth help him in this mission.