One popular luffy x usopp fanfiction might be 'The Unbreakable Bond'. It delves into their friendship in a more in - depth way, showing how they support each other during tough times on their adventures. Another could be 'Shared Dreams', which focuses on their common goals and how they inspire one another to reach for the stars. There's also 'Adventure Anew' that takes their relationship and throws them into new and exciting scenarios.
To write a luffy x usopp fanfiction, you need to study their personalities thoroughly. Luffy is the fearless leader type, always ready for action, and Usopp is the inventor and storyteller. You could start by choosing a theme, say, 'overcoming fear'. Have Usopp face a really scary situation and Luffy be there to encourage him. Develop their dialogue in a way that reflects their unique voices. Luffy might say something like 'Don't worry, Usopp! We'll get through this!' Also, create a plot that has a clear beginning, middle, and end. Maybe they are trying to save a village on the island from a strange monster.
There could also be a bit of a comical interaction. Luffy might try to challenge Dragon in some way, like a friendly spar or a test of wills. And Dragon, amused by Luffy's bravado, would play along while also subtly assessing Luffy's strength and potential.
A cool plot would be when the Whitebeard Pirates meet Luffy while he's on a quest to find a rare Devil Fruit. They too are interested in that Devil Fruit for some reason. Instead of fighting over it, they decide to team up. Luffy's unique perspective and the Whitebeard Pirates' experience combine to create an epic journey filled with challenges and new discoveries.
In fanfiction, when the Whitebeard Pirates meet Luffy, they might initially be cautious. Luffy's reputation as a rising star in the pirate world could make them curious. Maybe they would test his strength. For example, some might engage in a friendly sparring match with him to see what he's made of.