One interesting plotline could be the discovery of a new and powerful dark fire jutsu that only a select few can master. This jutsu might have unforeseen consequences on the ninja world, like disrupting the balance of power among the villages.
A possible plotline could be that an ancient evil, locked away for centuries, is somehow related to the dark fire. As the story unfolds, the characters in the fanfiction start to uncover the secrets behind this connection. They might face many challenges and battles as they try to prevent the ancient evil from being unleashed again with the power of the dark fire.
Well, sometimes in 'naruto vs dark naruto fanfiction', a cool plotline is when Dark Naruto has some new powers that Naruto has to figure out how to counter. For example, Dark Naruto might be able to control shadows in a way that Naruto has never seen before. Or perhaps Dark Naruto has allied himself with a powerful dark force from outside the ninja world. Naruto then has to not only battle his dark self but also this new threat.
One interesting plotline could be the dark swordsman's origin. Maybe he was once a regular ninja who was betrayed and then turned to the dark side, finding power in the art of the sword. Another could be his interactions with the main Naruto characters. For example, his battles with Sasuke, where they both have different sword - based fighting styles, which could lead to some epic showdowns.
Perhaps she forms a unique bond with other female characters. For example, she might team up with Sakura in a different way, sharing more emotional and strategic moments. Since she is Dark Naruto, she could bring out a different side of Sakura as well. They could explore their own powers and how to use them to protect the village together.
One interesting plotline could be Naruto's journey as a 'dark godlike' figure in the ninja world. His newfound power might attract various female characters to his side, creating a harem. For example, he could use his powers to protect the village in a different way than before, and the female ninjas could be in awe of his abilities and develop feelings for him.
Another plotline could involve Naruto teaching his friends how to use or defend against the fox fire. This would not only strengthen their bonds but also show Naruto's growth as a leader and a more experienced ninja. He could hold special training sessions where they all learn to adapt to this new and powerful element.
Another plotline could be Naruto's transformation into a 'dark emperor' being a result of some external force or curse. He then has to find a way to break free from it while still maintaining his new - found power and authority. This could lead to some really emotional and action - packed moments in the fanfic.
Some fanfictions might have a plotline where the dark below is actually a portal to another dimension. Characters enter it and experience a whole new world with different rules and powers. They may have to learn to adapt quickly in order to survive and find their way back home.
One interesting plotline could be the dark apprentice's struggle between loyalty to their master and their own sense of right and wrong. They might be given tasks that go against their moral code, leading to internal conflict.
One interesting plotline could be the discovery of a new type of dragon with unique abilities. For example, a dragon that can change its color to blend into different environments, which adds a new layer of strategy in battles and hiding from enemies.
One interesting plotline could be a different take on the Triwizard Tournament tasks. Maybe the challenges are not as straightforward as in the original, with hidden twists and alliances among the champions that we don't see in the book. For example, the champions might have to work together in some tasks secretly to overcome a greater threat that the judges don't know about.