Well, in 'bella sees the future fanfiction', one aspect could be the impact on the plot. If Bella can see the future, it could completely disrupt the original storyline. Maybe she sees a future where a character she loves dies, and she goes on a mission to change that fate. This could lead to a lot of new adventures and challenges that weren't in the original story. Also, it could change how the other characters view her. They might see her as a prophet or be scared of her new - found ability.
Lucy could be a likely candidate. She is a Celestial Spirit mage, and there could be some connection between her magic and seeing the future through her spirits. For example, maybe one of her spirits has the power to grant her glimpses of the future. Another one could be Jellal. Given his complex backstory and powerful magic, it's possible that in fanfiction, he could develop or already have the ability to see the future as part of his evolution or redemption arc.
One common theme is self - discovery. When Naruto sees the future, he often has to reevaluate who he is and what his goals are. Another theme is the power of knowledge. Knowing the future gives Naruto an edge, but also a great responsibility.
A third theme could be self - sacrifice. If Bella sees a future that endangers those she loves, she may be willing to sacrifice her own well - being to change that future. This theme could explore the depth of her love and loyalty to her friends and family, as well as her own moral compass in the face of difficult decisions.
One common theme is self - discovery. When Naruto sees the future, he often has to re - evaluate who he is and what his purpose is. Another theme is sacrifice. He may see a future where he has to sacrifice something dear to him to save others. And of course, there's the theme of fate. He might struggle with whether the future he sees is set in stone or if he can change it.
It could be a new character, perhaps someone from a far - off land who has a grudge against Naruto's future self for some reason. This character might be extremely powerful and has plans to destroy everything Naruto holds dear. When Naruto sees this future, he has to find a way to stop this new threat before it even begins to form.
Maybe in the fanfic, Naruto sees a future where Konoha is destroyed. This makes him determined to change the future. He could start by strengthening the village's defenses, forging new alliances, and also trying to figure out the root cause of the destruction in the future he saw. He might also try to uncover any hidden threats within the village that could lead to such a catastrophe.
Naruto is the central character, no doubt. Hinata could be important as well. If Naruto sees a future related to his family or his relationship with Hinata, she will play a significant role. Additionally, the Hokage, like Tsunade or whoever is in charge at that time, would be important as Naruto may need to report the future he saw to the village leadership to take collective action.
Well, perhaps Naruto sees the future where his friends are in great danger. So he tries to change the course of events. He might start to make different decisions in his present to avoid the bad future he has witnessed. For example, he could try to resolve conflicts with certain characters earlier to prevent future wars.
One popular 'Naruto Sees Future' fanfic is 'Naruto's Glimpse of Tomorrow'. In this fanfic, Naruto starts having strange visions of the future which greatly impacts his decisions and relationships in the present. It has an interesting take on how Naruto would use this knowledge to better the shinobi world.