Perhaps Pokkle and Ponzu get involved in a mystery that dates back to the early days of the Hunter Association. They start to dig deeper into the past, uncovering secrets that could change the way hunters operate. They might face opposition from some within the association who want to keep these secrets buried. This would involve them using their skills in different ways, like Pokkle's knowledge of the Nen beasts and Ponzu's strategic thinking.
One idea could be that Pokkle and Ponzu discover a hidden area in the Hunter x Hunter world filled with unique and powerful creatures. They have to team up with some unlikely allies to survive and document these new finds.
In a fanfiction, Pokkle and Ponzu could be transported to an alternate dimension within the Hunter x Hunter universe. In this dimension, the rules of Nen are different, and they have to quickly adapt. They meet versions of their friends who have different personalities and abilities. They must find a way to get back to their own dimension while also helping the alternate - dimension versions of their friends solve a big problem like an impending war between different Nen user groups.
It could be a rogue hunter who has his own twisted ideas about the use of Nen. This hunter might see Pokkle and Ponzu as obstacles in his quest for power and knowledge. He could try to capture them to steal their Nen abilities or the information they have about certain areas of the Hunter x Hunter world.
One great Ponzu Hunter x Hunter fanfiction could be 'Ponzu's Unseen Adventure'. It might explore her backstory more deeply, like her reasons for entering the Hunter Exam in the first place. Another could be 'Ponzu and the Mysterious Beasts', where she encounters strange creatures and uses her unique skills to survive.
Another plot could involve a character from the real world being transported into the Hunter x Hunter universe and having to quickly adapt to the system. They could start as a weak novice but then use their knowledge from the real world to find unique ways to level up and become a powerful Hunter. For example, they might use modern strategic thinking in battles or in exploring the complex world of Hunters.
A possible plot for 'Kaito Hunter x Hunter fanfiction' is that Kaito enters a special tournament in the Hunter x Hunter world. This tournament has rules and challenges that are different from the normal ones. He meets new and interesting characters during the tournament, some of whom become his friends and some his enemies. As he progresses through the tournament, he uncovers a conspiracy that is related to the very foundation of the Hunter x Hunter world. He then has to decide whether to expose it and risk his life or keep quiet and let the conspiracy continue.
One idea could be the main character using gamer skills to quickly learn Nen abilities in unique ways. For example, they might have a leveling system for their Nen types, which gives them an edge in battles against other Hunters or enemies.
A plot could revolve around Menchi's past. Maybe she has a hidden connection to a powerful group or a long - lost family member. This could lead to a story of self - discovery as she uncovers secrets from her past while still maintaining her role as a hunter and a food expert. She might have to face old enemies or make difficult choices regarding her new - found knowledge.
Ponzu's fate in the Hunter x Hunter manga was quite sad. She was killed while trying to complete a challenging task and facing overwhelming odds.
In a 'Hunter x Hunter crossover RWBY fanfiction', it could be that the Nen abilities in Hunter x Hunter are seen as a form of magic in the RWBY world. Some of the RWBY characters are fascinated by this new power source and want to learn about it. So, they make a deal with the Hunters to exchange knowledge about their respective powers. This leads to some really interesting training sessions and battles where they combine Nen and Semblance powers.
One idea could be a female OC who is a skilled Nen user with a unique ability related to illusions. She could get involved in the Hunter Exam and form an unlikely alliance with some of the main characters. For example, she might use her illusions to help Gon and Killua in a difficult part of the exam.
A really interesting plot could be set in an alternate universe where Gon and Kurapika have different roles. For example, Kurapika could be a carefree adventurer like Gon usually is, and Gon could be more focused on revenge like Kurapika. This role - reversal would create a whole new dynamic between them and could lead to some really unique storylines.