He could be a wildcard. His lack of emotion would make his actions hard to predict. He might join a quest just because it seems logical, not because of any emotional attachment to the cause. For instance, if there's a quest to retrieve a powerful artifact, he'd analyze the risks and rewards and decide based on that, not on things like pride or loyalty like the demigods.
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.
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.
The demigods from Percy Jackson could be like outsiders in the world of Romeo and Juliet. Annabeth, for instance, might analyze the situation and come up with a strategic plan to end the feud. Percy could use his powers to protect Romeo and Juliet from the violence of their families. The contrast between the modern - day demigod thinking and the old - fashioned Verona society would create interesting dynamics.
Percy would probably use his powers over water to his advantage. Maybe there are large lakes or rivers in the Jurassic times and he can control the water to create barriers or distractions against the dinosaurs.
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.
Percy's water - controlling abilities would be unique in Asgard. He could use it for defense and offense. For example, he could create water shields or water whips to fight against enemies. His ability to breathe underwater might not be as useful in Asgard directly, but it could come in handy if there are any underwater areas or if he has to deal with water - based magic there.
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.
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.
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.
He could fit in as a sort of mystery student. His lack of emotion would set him apart, but also draw others to him out of curiosity. He might be sorted into a house like Ravenclaw, where his studious nature could thrive. He could use his ninja skills, like stealth and agility, in the corridors of Hogwarts. And while he might not participate in the usual emotional banter, he could still contribute to the academic side of Hogwarts life.