A possible plot twist in this fanfiction might be that Naruto's new status as the jinchuriki of Saiken attracts a new group of enemies who are specifically after the power of the Six - Tails. Also, there could be a situation where Naruto's friends start to fear him because of Saiken's power, thinking he might lose control. And perhaps there is a hidden prophecy that only Naruto as the jinchuriki of Saiken can fulfill, which leads to a whole new adventure and set of challenges for him.
In the 'naruto is the jinchuriki of saiken fanfiction', there are several potential plot twists. For instance, it could turn out that Saiken's power was sealed within Naruto by a long - lost relative of his, which adds a whole new layer of family mystery. Another plot twist could be that the village elders, upon learning of Naruto's new status, try to exile him for fear of the power getting out of control. Or maybe there is a secret technique that can only be unlocked when Naruto combines the power of the Nine - Tails and Saiken, but using it has unforeseen and dangerous consequences that Naruto has to deal with.
Well, being the jinchuriki of Saiken would likely make Naruto more in tune with water - based chakra. He might become more adaptable and fluid in his fighting style. His character could also grow to be more empathetic towards other jinchurikis and their struggles, as he now shares a similar burden. This new status might also lead to new friendships or alliances with those who have an affinity for Saiken's power.
A plot twist could be that Medusa is actually an undercover agent sent to the Naruto world to steal secrets, but she falls in love with Naruto instead. This would create a conflict between her original mission and her new - found feelings.
A potential plot twist could be that Zabuza has a hidden agenda for allowing Naruto to join him. Maybe he plans to use Naruto as a pawn against the Hidden Leaf Village, which would create a huge moral dilemma for Naruto.
A really interesting plot twist could be that Naruto is not the only 'daughter' of Artemis in the Naruto world. There could be other characters who also have a connection to Artemis, and they initially see Naruto as a threat. This could lead to a lot of internal conflict within the group related to Artemis. Also, what if Artemis has some sort of dark secret or past event that affects Naruto's role in the story? For example, Artemis might have made a deal with an evil force in the past that now comes back to haunt Naruto. And perhaps Naruto discovers that her connection to Artemis is not as straightforward as she thought, and there are hidden motives behind her being brought into the world as Artemis' daughter.
A great plot twist could be that the one who turned Naruto into a vampire lord was actually a long - lost relative who had an ulterior motive. For example, they wanted Naruto to help them take over the ninja world using his popularity and new vampiric powers.
The character with the Mangekyou Sharingan might lose their eyesight due to overuse in the new and unfamiliar world of the crossover, but then gain a new form of power that is related to the crossover world. Maybe they lose their Sharingan sight but gain the ability to see magic auras or something similar. This would be a huge twist for both the character and the readers.
One potential plot twist could be that Naruto loses control of his Giant Ninetails form and attacks his friends. Another could be that there's a hidden power within this form that only the enemies know about and they try to use Naruto for their own evil purposes.
A potential plot twist could be that the arranged marriage was actually a ruse set up by an enemy. They might be planning to use the opportunity of the marriage to get closer to Naruto and somehow steal the Kyuubi's power.
Sakura could be a potential member. She's strong - willed and has her own set of skills. Hinata is also a possibility as she is kind and has always had feelings for Naruto. Ino could be in the harem too with her mind - related abilities. And Tenten, with her weapon skills, might also be an interesting addition.
The unique cultural elements in the Naruto universe are also emphasized in 'Naruto Saiken Fanfiction'. For instance, the way the tailed - beasts are perceived in their society and how Naruto's interaction with Saiken can change those perceptions. These fanfictions can also give a different perspective on the themes of friendship and loyalty, as the relationship between Naruto and Saiken is a strong example of both. They can show how two very different beings can support and rely on each other in a way that is both heartwarming and inspiring.