The combination of an original character (OC) with Nico Robin in a harem setup is interesting because it allows for a lot of creative freedom. Writers can create unique personalities for the OC that either complement or contrast with Robin's character, leading to interesting interactions.
One interesting 'oc x nico robin harem fanfic' could be 'The Adventure with Robin'. It has a unique OC who teams up with Nico Robin and gradually forms a special bond within the harem - like situation. The story is filled with exciting adventures and character development.
One idea could be that the OC is a new pirate who joins the Straw Hats. Over time, they develop a special bond with Nico Robin due to their shared interest in ancient history. Meanwhile, during an encounter with Boa Hancock, the OC manages to gain her respect in an unexpected way, like saving her from a new threat in the Grand Line. This could lead to a complex love triangle where the OC has to navigate their feelings for both strong - willed women.
The theme of growth is quite prevalent. The oc might start off as a weak or inexperienced character and through their interactions with Robin, grow in strength and knowledge. Romance is also a common theme. Writers often explore the relationship between the oc and Robin, from the initial attraction to a full - blown love story. Additionally, the theme of redemption can be found in some fanfics. Maybe the oc has a troubled past and Robin helps them find a new path in life.
First, you need to develop your OC well. Give them a unique backstory, personality traits, and goals. For example, if your OC is a chef, their cooking could be a way to bond with Nico Robin (maybe she loves a certain dish) and Boa Hancock (by impressing her with a special recipe). Also, understand the personalities of Robin and Hancock. Robin is calm, intelligent, and has a dark past, while Hancock is proud, strong, and has her own insecurities. Incorporate these into how your OC interacts with them.
There are various oc x nico robin fanfics out there. One way to find them is to join One Piece - related fan forums. Fans often share and discuss their favorite fanfics in these communities. A great fanfic might be one where the oc has a unique power or background that intertwines with Robin's story and knowledge. For example, an oc who is also a historian could have really interesting interactions with Robin as they both uncover secrets about the Void Century.
For the OC, give them a distinct personality trait. For example, if they are overly curious, it can lead to interesting interactions with Robin's love for knowledge and Nami's practicality. Show their growth over time, like learning from Robin's wisdom and Nami's street - smart ways.
Maybe the OC is from a long - lost island with unique knowledge. Robin is interested in the historical aspects of this knowledge and Nami sees the potential for great treasures. The OC then has to deal with the different personalities of Robin and Nami. Robin is calm and intellectual, while Nami can be feisty. Their interactions lead to a series of adventures and a deepening of their relationships.
One common plot element is the oc having a special ability or knowledge that intrigues Robin. For example, the oc might be an expert in ancient languages, which catches Robin's attention as she has her own interest in history and archaeology.
Well, it depends on what you're looking for. There are some fanfics that delve into the deeper emotional connection between Luffy and Robin. They might show how Luffy's simple yet powerful belief in freedom influences Robin, who has a more complex past. These stories can be really interesting as they explore different aspects of their personalities and how they complement each other.