One possible motive could be Sasori's desire to create the perfect puppet. Sakura, being a strong kunoichi, might have physical and chakra attributes that Sasori finds appealing for his puppet - making. He may see her as a unique specimen to add to his collection of puppets.
I'm not entirely sure if there is a specific 'Harry Potter is Sasori' fanfiction. However, considering the popularity of fanfiction and the tendency of fans to mix different fictional elements, it's highly possible. Writers might be interested in exploring how a wizard like Harry Potter could interact with Sasori, a puppet - using ninja. It could involve things like Harry learning about Sasori's unique abilities and how they could be used in the wizarding world, or Sasori being introduced to magic.
One great fanfic about Deidara and Sasori could be 'The Bond Beyond Art'. It delves into their unique relationship, exploring how their different views on art coexist and even complement each other in the story. It shows their adventures together in a way that stays true to their characters from the original series.
Well, in fanfiction, Sasori and Sakura can be put into various scenarios. Since Sasori was once an antagonist, it's interesting to think about how Sakura, who represents the side of good, would interact with him. If they are forced together, it could be like a clash of two different worlds. Sasori is so used to his own way of doing things with his puppets, and Sakura is used to her ninja training and teamwork with her comrades.
Sasori and Sakura are from different fictional universes in Naruto. A fanfiction about them could explore an alternate reality where their paths cross in unexpected ways. For example, they might be forced to work together on a mission. This could lead to a lot of character development as they have very different personalities. Sasori is cold and mechanical, while Sakura is warm - hearted and determined.
When writing Sasori's character interactions in a crossover, consider his past. He has a lot of trauma related to his own transformation into a puppet. If he meets a character who has also faced some form of self - alteration or loss of humanity, there could be a deep connection. Maybe they start by sharing their stories hesitantly and then form an unlikely bond based on their shared experiences.
In the fanfiction, they could have a mentor - mentee relationship. Naruto, with his big heart and positive attitude, could be the one to show Sasori a different way of looking at things, like a mentor. Or Sasori could teach Naruto some of his puppet - related skills, acting as a mentor in that aspect.
In lemon fanfiction involving Sakura and Sasori, it often explores a unique relationship dynamic. Usually, the writers might play with the contrast between Sakura's positive and kind nature and Sasori's more complex and often darker personality. This can lead to some interesting character interactions and development within the fictional scenarios.
In a fanfiction, Deidara and Sasori could be sent on a secret mission to infiltrate a hidden village. Deidara uses his clay creations to distract the guards while Sasori sneaks in with his puppets. As they progress, they discover a powerful weapon that the village is developing. They then have to decide whether to destroy it or take it for the Akatsuki. Along the way, they also have to deal with their own internal conflicts and the pressure of the mission.
They could be on a journey to find a rare material for Deidara's art. Sasori, with his knowledge of the ninja world, helps guide them. Along the way, they encounter various strange creatures and ninja clans. They might have to fight off some who are after the same material.