Another plot might involve a doomsday scenario caused by a dimensional rift that brings in otherworldly and extremely powerful creatures. The shinobi have to quickly learn about these new threats and their weaknesses. Naruto and his friends would be at the forefront of this fight, using their wits and any remaining powers to try and close the rift and save the world. This type of plot often shows how the characters can be resourceful even in the face of overwhelming odds.
In some naruto doomsday fanfiction, there could be a plot where a powerful ancient curse is unleashed that starts to consume the chakra of all living things. This would make the ninja powerless in a way they've never experienced, and they'd have to find a new source of power or a way to break the curse. It could lead to a lot of character development as they struggle to adapt.
One interesting plot could be the shinobi world facing an unbeatable enemy that forces old rivals to team up. For example, Sasuke and Naruto might have to put aside their differences in a more extreme way than ever before as the world is on the brink of total destruction.
Well, one interesting plot could be the power struggle within the mafia during the doomsday setting in the fanfic. Maybe different factions are vying for control over the remaining resources. Another could be the relationship between the Twilight characters and the mafia elements, like how they interact and influence each other.
A common plot is time - travel. For example, Shisui travels to Naruto's time. This allows for interesting interactions as Shisui gets to see the village he sacrificed so much for in a different state. He can also use his skills to help Naruto in new and unexpected ways.
Perhaps in the fanfiction, Naruto is banished and then he sets out on a journey to find the truth about his parents. Along the way, he meets old friends who have also left the village for various reasons and they form a new kind of family.
Well, one interesting plot could be Naruto adapting to the urban 'hood' lifestyle. Maybe he uses his ninja skills in new and unexpected ways in the city, like using shadow clones to help out at a local community center. Another could be him facing off against local gangs who are no match for his ninja abilities.
In some Naruto repopulate fanfictions, a plot could be centered around Naruto himself starting a family as a symbol for others to follow. He might face challenges like finding the right partner who can support his role in leading the repopulation effort. Or perhaps a group of ninjas from different villages form a pact to repopulate the ninja world after a major disaster that depleted their numbers. They would have to overcome cultural differences and past rivalries. Also, there could be a plot where a new threat emerges, and the only way to combat it is by increasing the population of strong ninjas, so Naruto and his friends have to figure out how to make that happen.
In some 'naruto in suna fanfiction', there could be a plot where Naruto has to participate in a special Suna - only ninja tournament. This would force him to adapt to Suna's fighting style quickly. Also, there might be a plot where Naruto teams up with Gaara and they go on a mission to stop a powerful sand - related threat that is endangering both Konoha and Suna.
Well, perhaps there's a plot where Naruto as a cat has to team up with other ninja animals to go on a mission. They might face challenges like crossing a dangerous forest or finding a hidden treasure. And his cat form could give him some unique abilities, like super - sensitive hearing that helps them detect approaching enemies.
Well, a cool plot could be that the Bakugan come from a parallel dimension and are used by an evil organization to invade the Naruto world. Naruto then teams up with some friendly Bakugan to fight back. There could also be a plot where Naruto's chakra has an unexpected interaction with the Bakugan, giving them new and powerful abilities. He then has to train with these enhanced Bakugan to face a powerful foe that threatens both the Naruto world and the Bakugan world.
One interesting plot could be a story where Naruto tries to understand the Akatsuki's motives better and ends up befriending some of its members. This challenges his previous beliefs about them being all - evil.
In the 'naruto is the amekage fanfiction', it could be that Naruto uses his position to revolutionize the way the Hidden Rain Village is perceived in the ninja world. He might introduce new training methods inspired by his own growth in Konoha, and also promote more open communication and trade with other villages. This would not only strengthen the Hidden Rain but also change the power dynamics in the overall ninja world.