It could be a water - based kekkei genkai. Since the Wave arc has a lot to do with water, it would make sense for Naruto to awaken a kekkei genkai related to water. This could give him an edge in battles, especially in the Wave region where water is abundant.
Maybe a kekkei genkai that combines wind and water. Naruto already has an affinity for wind chakra. Combining it with the water - based nature of the Wave area could result in a powerful new ability. For example, he could create powerful water - wind blades or use wind to enhance water - based jutsu.
There's also the possibility that the main antagonist is a group of ninja from a rival village. They fear Naruto's new power and form an alliance to take him down. They might have spies within Naruto's village trying to gather information about his kekkei genkai so they can develop counter - measures and ultimately defeat him.
His relationship with Sasuke might become more competitive. If Naruto awakens a powerful kekkei genkai, Sasuke, who is always striving to be stronger, would see Naruto as an even greater rival. This could lead to more intense training sessions between them and also some tension in their friendship.
One interesting plot could be Naruto awakening a unique kekkei genkai that gives him the ability to control time. This would completely change the dynamics of his battles and how he approaches his missions. For example, he could freeze time to avoid attacks or rewind time to correct mistakes during a fight.
Well, it could be something like a fire - based kekkei genkai that allows Naruto to control blue - flame fire which is hotter than normal fire. This would give him an edge in battles and also a new look to his fighting style.
Having a kekkei genkai in fanfiction could completely transform Naruto's journey. It might unlock hidden potential within him, affect his relationships with other characters, and introduce new conflicts and resolutions that weren't present in the original storyline.
Yes, in fanfiction, Naruto can often be depicted as being able to copy kekkei genkai. Fanfiction writers like to explore the idea of Naruto's already powerful abilities expanding to include this. It adds an interesting twist to his character and the Naruto universe as a whole.
Well, he could become extremely powerful. Maybe he'd develop a unique fighting style that combines his existing skills with the new kekkei genkai. For example, if it was a fire - based kekkei genkai, he could incorporate it into his Rasengan, creating a super - powerful fire - Rasengan. This would make him stand out even more among his peers and enemies alike.
One common combination is the Sharingan and the Rasengan. The Sharingan's ability to analyze and predict movements can be really useful when Naruto is forming and launching a Rasengan. Another could be the Byakugan and Sage Mode. With the Byakugan's enhanced vision, he can better sense the chakra flow around him in Sage Mode, making his attacks more precise. Also, sometimes you see him with the Ice Release along with his regular Wind Release. He could then create ice - infused wind attacks that are both cold and sharp.
It might be about how Naruto acquires this new kekkei genkai. Perhaps it's a result of some ancient bloodline that was dormant in him all along. Or it could be a gift from a powerful being. In the fanfic, the author could explore how Naruto struggles to master this new power. He would have to train hard, just like he did with his other abilities. And this new kekkei genkai could also bring new enemies or allies into his life.
One interesting kekkei genkai in Naruto fanfiction could be the ability to control time on a small scale. This would allow a character to freeze an opponent briefly in battle or speed up their own movements. Another could be the power to manipulate elements in unique ways, like combining fire and water to create a scalding steam attack. And there's also the kekkei genkai of telepathy, which enables a character to read minds and communicate mentally with others, giving them an edge in both combat and strategic planning.