Kakashi could also be a popular character in Naruto Dragonborn fanfiction. He's known for his intelligence and might be the one to figure out the true nature of Naruto's dragonborn powers and help him control and develop them. His cool and collected nature would be interesting to see in relation to Naruto's new and sometimes wild powers.
I think characters like Tsunade could also be popular. As the Hokage, she would have to deal with the implications of Naruto having these dragonborn abilities. She might be worried about how it affects the balance of power in the village and how other villages might react. Her no - nonsense attitude would make for some interesting interactions with Naruto as he discovers his new powers.
Ruby Rose is often a popular choice. Her silver - eyed powers already make her quite unique, and when combined with Dragonborn abilities, it creates a very powerful and interesting character. Another popular one is Blake Belladonna. Her cat - like Faunus traits and her combat skills could be enhanced by Dragonborn powers, like the ability to breathe fire or use shouts for stealth. Yang Xiao Long is also popular. Her Semblance of strength based on her anger could be paired with the raw power of a Dragonborn in some really cool combat scenarios.
Hircine is another popular Daedra. Since the Dragonborn has a connection to the wild through their dragon blood, Hircine's domain of the hunt and the wild can lead to some exciting adventures. Fanfictions might involve the Dragonborn participating in Hircine's hunts or being hunted themselves by his servants.
One popular character is often the Argonian Dragonborn themselves. Their journey from being an ordinary (or not so ordinary) Argonian to realizing their Dragonborn powers is a central focus. They are usually depicted as strong - willed and having to navigate the complex world around them.
Naruto is often very popular. His outgoing personality and determination make him a natural fit for the rockstar world. Fans love to imagine him on stage, rocking out and inspiring the crowd.
Kakuzu is another character that can be popular in these fanfictions. His unique ability to have multiple hearts and his money - loving nature can add a touch of humor or be explored in more serious ways in relation to the Akatsuki's goals and activities.
Naruto himself is often a popular character in such fanfictions. His popularity in the original series makes him a natural focus for new and cybernetic - themed storylines. Sasuke is also quite popular as fans like to explore how his Sharingan could be enhanced with cybernetic elements.
Naruto himself is often a central and very popular character in these fanfictions. Since it's about his rebirth, readers are interested in seeing how his character evolves differently.
In Naruto fanfiction, Sasuke is often very popular. His cool and brooding nature makes for interesting storylines. Naruto himself is also a common focus. In Megaman fanfiction, Megaman and Proto Man are popular. Their heroic personas and their relationship as brothers or comrades are often explored in different ways.
Twilight Sparkle from My Little Pony is also quite popular in these crossovers. Her intelligence and powerful magic make her a great counterpart to Naruto. She can have really interesting interactions with Naruto, whether it's about sharing knowledge or working together in battles.
In 'alchemist naruto fanfiction', Naruto is surely one of the most popular characters. He could be the one to bridge the gap between the ninja world and the world of alchemy. Sakura is also a likely popular character. Her intelligence and medical skills could be developed further in a story with alchemical elements, like using alchemical knowledge to improve her medical ninjutsu. Another popular character could be Itachi. His complex backstory and powerful abilities could be intertwined with alchemist concepts in really interesting ways.