Well, in 'naruto absolute defense fanfiction', there could be the idea of a defense that not only protects physically but also mentally. Imagine a fan - created power that blocks genjutsu attacks completely while also being impervious to physical strikes. Also, the concept of teamwork in relation to absolute defense can be fascinating. How do a group of ninja combine their skills to create an all - encompassing defense for their village or team?
One interesting concept could be unique jutsu that the characters develop for absolute control. For example, a new form of shadow clone jutsu that not only replicates but can also completely control the actions and thoughts of the clones in a much more detailed way than in the original Naruto series.
One example could be Naruto developing a new jutsu that creates a chakra - based shield which is unbreakable. Another might be that he inherits a special power that gives him an automatic defense against all attacks. Maybe he forms a pact with a powerful spirit that surrounds him with an impenetrable barrier in the fanfiction.
One interesting concept could be exploring different relationships between the characters. For example, expanding on the friendship between the main duo in ways that the original story might not have fully delved into.
Naruto could achieve an absolute defense by combining different ninja techniques. He might merge his Rasengan with a sealing jutsu to create a spherical defense that is both offensive and defensive. The Rasengan's spinning chakra could be harnessed in a way that it not only attacks but also forms a shell around him that nothing can penetrate. Also, his experiences in different battles might lead him to innovate a new jutsu specifically for defense. For instance, after facing a particularly difficult opponent, he figures out a way to reverse the flow of his chakra to create a repelling force that acts as an absolute defense.
Often, Rock Lee could be one of the main characters in this type of fanfiction. His physical strength and determination could be related to an absolute defense. Maybe he trains hard to develop a body - based absolute defense. And Gaara as well. Given his own sand - based defense which is already quite powerful, in fanfiction it could be evolved into an absolute defense. His experiences and how he uses or overcomes an absolute defense in different scenarios can be a major part of the story.
Some fanfictions might explore the idea of Naruto befriending an Espada. This friendship could lead to Naruto learning about different ways of combat and power management from the Espada. It could also result in the Espada having a change of heart due to Naruto's positive influence, and together they could face new threats in the Naruto universe that neither could face alone.
In Naruto fanfiction, the Sharingan is often explored in unique ways. For example, some fanfictions might expand on its ability to not only copy jutsu but also to predict an opponent's moves on a whole new level. Another interesting bloodline concept could be the Uzumaki's massive chakra reserves, and fanfictions may play with how this could be used in different scenarios, like creating entirely new jutsu.
In 'naruto dark naruto fanfiction', the concept of Naruto's doppelganger or 'dark Naruto' is often explored. This could be a manifestation of his repressed negative emotions. It might be that this dark Naruto has its own goals that are contrary to the real Naruto's. For instance, it could want to destroy the Hidden Leaf Village instead of protecting it. And the story could revolve around how Naruto deals with this inner darkness, either by trying to suppress it or, in a more extreme version, merging with it and becoming a different kind of hero or anti - hero.
One interesting concept could be an exploration of Naruto's dark side. It might show how his experiences could have turned him truly evil, like if he had been more influenced by the hatred in the ninja world from the start. Maybe in this fanfiction, he uses his powers for self - gain rather than for the good of the village.
A fanfiction could explore the concept of a character exchange. A Naruto character like Sasuke could be swapped into the world of Absolute Duo, and a character from Absolute Duo could be placed in the Naruto world. Then we could see how they adapt to the new environments and the new challenges they face.