Yes, in certain fanfiction stories Naruto is made out to be the reincarnation of Madara. This can lead to some really interesting scenarios. For example, it could change the way Naruto interacts with characters like Sasuke, who has his own complex relationship with the idea of reincarnation in the original story. It also might affect how Naruto views his own powers and destiny. But again, this is all in the realm of fan - made stories and not part of the official Naruto universe.
If Naruto was the reincarnation of Madara in fanfiction, there would be a huge shift in character dynamics. His relationships with characters like Kakashi and Tsunade would be re - evaluated as they had different relationships with Madara in the past.
In some fanfictions, Naruto could be depicted as Madara's reincarnation. Fanfiction allows for a lot of creative liberties, so authors might come up with such an interesting concept to explore new storylines and character dynamics. However, in the original Naruto series, there is no such indication that Naruto is Madara's reincarnation.
One interesting plot idea could be that the reincarnated Madara has to deal with modern-day ninja politics. Since he was from a different era, his views on how a ninja village should be run might clash with the current system, leading to all sorts of power struggles and attempts to reform the village.
One reason could be to create a new power dynamic. If Naruto was Madara's reincarnation, it would bring a whole new set of powers and abilities into play. Another reason might be to explore a different kind of character development. By having Naruto be Madara's reincarnation, the fanfic author could take Naruto on a different journey, perhaps one that involves more of Madara's ruthlessness or strategic thinking. Also, it could be just for the shock value, to present readers with a completely unexpected twist on the characters they know so well.
If Madara is reincarnated, it would likely disrupt the existing power balance. His strength and knowledge are far beyond most ninjas. He could easily overpower many of the current strong characters, forcing them to either find a way to defeat him or try to ally with him. This would shift the power dynamics in the ninja world as everyone would be forced to react to his presence.
The plot could involve Harry realizing his connection to Madara early on. He then uses Madara's knowledge of power and leadership to change the power dynamics in the wizarding world. Maybe he starts to train his friends in a more intense, ninja - like way. He could also face opposition from the existing wizarding authorities who are threatened by his new and different approach inspired by Madara's memories.
Yes, there might be. Fanfiction platforms are full of creative and unique concepts. You can start by checking popular fanfic sites like Archive of Our Own or FanFiction.net. Just search for the specific tags related to Harry and Madara to see if there are any stories with this reincarnation concept.
One idea could be that Naruto has an innate ability to control the Sharingan more effectively than Sasuke. Since he's a descendant of Madara, his chakra might be more attuned to the Uchiha powers. This could lead to new jutsu combinations, like mixing the Rasengan with some form of Sharingan - enhanced fire style. It would also create a whole new dynamic in his relationship with Sasuke, as Sasuke would have to come to terms with Naruto having a stronger connection to the Uchiha heritage than he does.
They could go on adventures to discover ancient ninja secrets. Since they are the same age, they might team up to explore hidden places that are said to hold great power or knowledge. Maybe they would search for lost jutsu together and face various challenges along the way.