Maybe it could be due to some powerful magic or a unique prophecy. In many fanfictions, unexpected events like this are often triggered by such elements.
Yes, there are fanfictions with this concept. Writers like to explore unique family relationships in fanfiction, and the idea of Loki being Percy's father can lead to really interesting storylines. It can bring together different mythologies and create new adventures for the characters.
In fanfiction, Percy being Harry's father can lead to some really interesting plot twists. It might change the entire dynamic of the story. For example, Percy's personality traits could be passed on to Harry in different ways. Maybe Harry would be more studious or have a greater sense of loyalty due to Percy's influence.
In a 'Percy Jackson Father of Chaos' fanfiction, Percy's relationships would be in upheaval. His friendship with Grover would face a test. Grover, who has always been Percy's loyal friend, would now have to deal with a Percy who is unpredictable at times. Percy might accidentally cause chaos that affects Grover's nature - related tasks. With the other demigods at Camp Half - Blood, Percy would become a sort of enigma. Some would look up to him as a new kind of hero, while others would be jealous of his new - found power. His relationship with the sea gods, like Poseidon, would also change. Poseidon might be proud that his son has such a powerful new role, but also worried about how Percy will use his powers and how it will reflect on the sea god's domain.
Their relationship would likely become even deeper. They would be partners not only in their heroic adventures but also in parenting. They would have to support each other in raising their child, like Annabeth helping Percy understand their child's academic needs while Percy might be better at teaching combat skills. They would also have to make decisions together about their child's future, whether it's about staying at Camp Half - Blood or trying to live a more normal life in the mortal world.
In a fanfiction of Percy as the Father of Chaos, he could be in a constant struggle between maintaining order within the chaos he controls and letting the chaos run wild. His relationships with other gods and mortals would be very interesting. For example, some might fear him while others might try to gain his favor. He could also have a special connection with certain elements in nature that are associated with chaos, like storms or wildfires.
Percy as Zoe's father in fanfic could be a really interesting concept. If it's in a fan - made story, perhaps Percy has certain traits that are passed on to Zoe. Maybe he's a heroic figure, and Zoe inherits his courage. But again, we need to know more about the fanfic. Is it based on a fantasy world? A sci - fi setting? That would change how we view Percy and his role as Zoe's father.
Percy's relationship with the other demigods could change significantly. He could become a sort of mediator between the demigods and the father of the gods. This new role might earn him respect from some, but also envy from others who think he's getting special treatment. He might also have to make tough decisions that could affect the demigod community as a whole, which could further impact his relationships.
Annabeth could be the mother. Since she and Percy have a strong relationship in the original series, it's very likely that in a fanfiction they would have a child together. Their combined intelligence and Percy's powers would make for an interesting genetic combination for their child.
In this fanfiction, a plotline could involve Percy having to introduce Annabeth to his side of the family. This would be really interesting as it would show a whole new aspect of Percy's world to Annabeth. Another plotline could be Annabeth getting into trouble at school or with other demigods, and Percy having to step in as her father to resolve the situation. This would show how he uses his influence and authority in this new role. There could also be a plotline where Percy and Annabeth find out that there's a prophecy related to their new relationship. They would then have to figure out what it means and how to fulfill or avoid it, which would add a lot of tension and mystery to the story.