Well, in many fanfics, Percy might be depicted as having a conflicted relationship with bloodbending. He could be shown as initially reluctant to use such a powerful and somewhat dark ability.
One interesting Naruto bloodbending fanfiction could be where a character discovers they have the ability to bloodbend in the Naruto universe. They might struggle with the moral implications of such a powerful and somewhat dark ability. For example, they could be a new ninja who has to decide whether to use it for good or be tempted by its power.
Often, Naruto himself can be a main character in these fanfictions. He might be the one who encounters the concept of bloodbending and has to figure out how to deal with it. Maybe he discovers someone using it for evil and tries to stop them.
A common theme is power and its consequences. Percy having the bloodbending ability makes him very powerful, and often fanfictions explore how he deals with the responsibility that comes with it. Another theme is identity. His new power can change how he sees himself and how others perceive him.
I'm not sure about specific Percy bloodbending fanfics. But you can try searching on fanfiction - related websites like Archive of Our Own. There are usually a lot of fan - created stories there.
One key element is the integration of the bloodbending concept into the existing mythology of Percy Jackson. For example, how it relates to the gods and their powers. Another is the moral dilemma it often presents. Since bloodbending can be seen as a very invasive and powerful ability, characters may struggle with whether it's right to use it.
Katara is one of the main characters in the Katara Avatar Graphic Novel. She is a waterbender from the Southern Water Tribe. She has long hair and is very skilled at using water in various forms for combat and healing.
One popular Percy Bloodbending fanfiction is 'Percy's Bloodbending Adventure'. It takes Percy on a journey where he discovers his bloodbending abilities in a unique and exciting way. The story is filled with action and interesting character interactions.
One plot idea could be Percy discovering he has the ability to bloodbend and struggling to control it. He might be afraid of the power and how it goes against his usual water - based abilities. Another could be Percy having to face an enemy who uses bloodbending in a malicious way, and he has to learn it quickly to defend himself and his friends.
Katara could be heartbroken. She might initially be in denial, not believing that Aang has actually left. Then she could become angry, feeling betrayed by Aang's sudden departure.