A great character trait for a Yu Yu Hakusho Spirit Detective OC is adaptability. In the Yu Yu Hakusho world, things can change quickly, from the types of demons they face to the rules of the spirit world. Also, having a sense of justice is important. They should be driven to protect the innocent, whether it's humans or good - natured spirits. Additionally, a bit of stubbornness can be good. It can show their determination, like when they're trying to solve a difficult case or defeat a powerful enemy.
In general, it is legal to engage with Yu Yu Hakusho fanfiction. Fanfiction exists within a legal gray area in some ways, but as long as it adheres to certain principles. The fanfiction should be non - commercial (in most cases), and not be using the characters in a way that defames or misrepresents the original work too severely. Reading fanfiction on common platforms is a common and legal practice, as long as the platforms also follow the appropriate laws regarding intellectual property.
There is a bit of a love story in Yu Yu Hakusho. It's not the main driving force of the show, but it does contribute to the character development and adds some emotional complexity to the narrative.
First, create a unique and interesting original character (OC). Think about their personality, abilities, and backstory. For example, you could make your OC a half - demon with a special power related to water. Then, plan out a story arc. Maybe your OC joins Yusuke and the gang on a new mission. Decide how your OC will interact with the existing characters. They could start as an antagonist and later become an ally.
There's also 'Naruto and Yu Yu Hakusho: A Shared Destiny'. This one is interesting because it delves deep into how the two worlds could co - exist. It's not just about battles but also about the characters learning from each other's cultures and values. It has a lot of character development and the writing style is engaging.