His character could become more complex. He might struggle with his new identity as part Kyuubi. There could be internal conflicts between his human side and the Kyuubi side.
If Naruto becomes the Kyuubi in fanfiction, his character development would be multi - faceted. Firstly, he'd have to learn self - control like never before. The Kyuubi's power is so strong that it could easily overtake him. He would constantly be in a battle within himself to keep his humanity intact. His view of the ninja world would shift. He might start to see the importance of balance between different forces more clearly. In terms of his relationships, he'd have to re - earn the trust of some, while others would be drawn to his new power. Overall, his journey would be one of self - discovery and mastering this new, powerful identity.
If Naruto becomes the Kyuubi in the fanfiction, his character development would be a wild ride. He'd start as a regular boy with big dreams, but once he becomes the Kyuubi, he has to face a whole new set of challenges. He has to learn to control his new form and power. This might make him more serious and less carefree as he used to be. He also has to deal with how others perceive him now. Some might fear him, some might worship him. All these things would shape his character in different ways, making him more mature and perhaps a bit more jaded.
His character would develop in a very different way. He'd have to deal with the isolation that comes with being a feared entity like the Kyuubi. This could make him more introspective and cautious.
In this fanfic scenario, Naruto's character development would be complex. Initially, he would be in denial or disbelief about being the Kyuubi. But as he experiences things like the power surges and the reactions of others, he would start to accept it. His relationships would be strained as some may fear him. But through these challenges, he would develop a stronger sense of self. He would have to re - evaluate his goals and values, and in the process, become a more complex and interesting version of himself. For example, he might start to see the world from the Kyuubi's perspective, which would give him a new understanding of the balance between power and restraint.
His confidence would soar. With Kyuubi's training, Naruto would realize his true potential and become more self - assured. He'd be less likely to doubt himself in battles.
Naruto's character would likely become more confident. With the power of the Kyuubi, he would know he has the ability to face stronger foes. He might also become more independent, as he has to learn to control this new power on his own. His sense of responsibility would grow as he realizes the potential harm his new form could cause if not controlled properly.
His character would develop in a more complex way. He'd have to grapple with the new power and the responsibility that comes with it. He might become more isolated at first as others fear his power. But then he'd learn to use it for good and become more confident in his abilities.
Naruto's character development would be quite a journey. Initially, he would be in denial about this new form. But as he realizes he can't change it easily, he starts to embrace it. He would learn new values from the Kyuubi's side, like the importance of being cunning in battle. His character would become more well - rounded. He would still have his old traits like his never - give - up attitude, but now he'd also have the Kyuubi's influence. For example, he might be more territorial when it comes to protecting the village, like a fox protecting its den. His character would evolve to fit this new role and the powers that come with it.
He might develop in a more chaotic way. His normal positive traits could be overshadowed by the Kyuubi's influence.
Naruto's character becomes more complex. He gains a new level of confidence due to the power of the merge. He also becomes more aware of his own strength and how to use it responsibly.