Percy is a brave and loyal character. His loyalty would mesh well with the flock's sense of unity. He's also quite adaptable, which would help him get used to the flock's way of life. His sense of humor might lighten the mood among the flock members.
Percy has a very adventurous and sometimes rebellious personality. This could be both a good and a bad thing in the context of Artemis' group. On one hand, his willingness to take risks could lead to great victories. On the other hand, Artemis values discipline and he might have to adjust to her rules.
Well, it could be a really interesting and terrifying addition. Maybe it could be some kind of ancient monster that was locked away long ago in the world of Percy Jackson. It could be released by some dark magic or an evil demigod. The xenomorph's ability to adapt and its deadly nature would make it a formidable foe for Percy and his friends.
Percy Jackson would probably stand out in Forks. He has this whole demigod aura and his powers are quite flashy compared to the more low - key vampires and werewolves. But he might adapt by using his wits. He could blend in by pretending to be a normal human, but his constant awareness of possible threats (which in Forks are vampires and werewolves instead of Greek monsters) would make him seem a bit paranoid to the locals.
Naruto's chakra control could be seen as a form of magic in the Percy Jackson world. His ability to use jutsu like the Fireball Jutsu could be like a new type of spell. And his summoning jutsu might call upon some unique creatures that don't exist in the Percy Jackson universe.
Percy's powers would be a great addition to the Avengers in a fanfiction. His control over water could create a lot of strategic opportunities. He could flood an area to slow down enemies or create ice platforms for the Avengers to stand on during battles. Compared to Captain America's leadership and combat skills, Percy could offer a different kind of support. And when it comes to Thor, while Thor controls lightning, Percy could use water to conduct that lightning in different ways for more powerful attacks.
She might bring in her demigod skills. For instance, her knowledge of ancient languages could help the Avengers decipher some mysterious inscriptions they find. Also, her agility and combat training from the demigod side could make her a formidable fighter in the Avengers' battles.
His ability to control water would be a great asset in teaching. He could create water - based illusions or defenses in his classes. For instance, he could make a water wall to block spells. His demigod speed and strength would also come in handy during demonstrations of physical combat magic. He could show students how to move quickly and dodge spells like he does in his own battles.
Ice powers could fit in by being a new type of power that challenges the existing power dynamics. For instance, in battles, they could change the terrain by creating ice ramps or freezing lakes for strategic advantages.
Well, he could be a messenger in the fanfiction. Just as he is often depicted as a messenger in religious texts, he could bring important news from the celestial realm to the demigod world. Maybe he warns Percy about a new threat that is coming from a place that the demigods have no knowledge of. And his presence could stir up a lot of questions among the characters about different mythologies and how they all connect.
Percy's personality would likely become more hardened. Growing up with assassins, he'd see a lot of violence and death. This would make him less trusting and more cynical. He might not be as quick to make friends as he was in the original story. However, his loyalty to those he does trust would be even stronger, like the loyalty assassins have to their comrades. Also, he'd be more disciplined, following the assassin code he was raised with.