One idea could be Naruto discovers a new form of healing power that is linked to his Sage Mode. This power not only heals physical wounds but also emotional traumas. For example, he could use it to heal the rifts between the different ninja clans in the Hidden Leaf Village.
Some interesting plot ideas in naruto hidden power fanfiction might include Naruto finding out he has a hidden power that lets him see the past and future of the ninja world. This could help him prevent disasters or find lost secrets. Another idea is that his hidden power is related to chakra absorption and manipulation in a unique way. He could absorb the chakra of his opponents and use it to enhance his own abilities or heal himself. Also, perhaps Naruto has a hidden power that is linked to the spirit world, allowing him to call upon the help of deceased ninja or gain spiritual guidance.
One idea could be Naruto using the Nine - Tails' power to travel to different dimensions and encounter versions of his friends with different personalities. Another could be him training with the Nine - Tails to create new and unique jutsu that no one has ever seen before. Maybe he uses the power to go back in time and change certain events in the ninja world's history for the better.
Another way is for Naruto to inherit an ancient bloodline that enhances his healing power. This bloodline could come with its own set of challenges and secrets that Naruto has to uncover while learning to master the increased power. He might have to face off against those who want to steal this power for themselves.
Well, perhaps Harry has to face some challenges while trying to heal Bran. For instance, there could be dark forces that don't want Bran to be healed because he has some sort of important role to play in the future. Harry then has to battle these dark forces while still trying to figure out the best way to use his magic to heal Bran's injuries. He might also have to enlist the help of his friends, like Hermione and Ron, who could contribute their knowledge of magic and potions.
One idea could be that the power transfer is not straightforward. Maybe Kyuubi's power starts to change Naruto's appearance in unexpected ways, like giving him fox - like features that he has to learn to hide. This could lead to some comical and also tense moments as he tries to keep it a secret from his friends.
Well, in some 'naruto power of light fanfiction', there might be the idea of Naruto getting a new power related to light that allows him to defeat enemies in a more spectacular way. For example, he could use light-based jutsu to blind opponents or create constructs out of light.
Well, a cool 'Naruto Ring of Power' fanfiction concept could be that the ring was once worn by an ancient and powerful ninja. Naruto finds it and it slowly starts to corrupt him with its power. His friends then have to find a way to save him from the dark influence of the ring while he struggles with the newfound power within himself. This would add a lot of drama and conflict to the story.
A plot could revolve around a team-up that no one expected. Like a villain and a hero from different universes having to work together in the Tournament of Power. They start off distrusting each other but gradually learn to respect and rely on one another. This could add a whole new layer of drama and character development to the fanfiction.
One idea could be exploring the origin of the 'power of darkness'. Maybe it was a forgotten magic that gets rediscovered by a young protagonist.
In a fanfiction, Harry might seek power to change the wizarding world for the better. He could start by trying to reform Hogwarts, believing that with more power he can make the school a more inclusive and just place. He might face opposition from the traditionalists, who see his quest for power as a threat to the old ways. This would lead to a series of battles, both magical and political, as Harry tries to assert his vision for a new wizarding order.