Well, Sasuke is really popular. He has his own goals and ambitions, and Naruto's new status as the God of Monsters can either help or hinder those. Their interactions are always interesting to read about. Another character is Hinata. Her love for Naruto can be a source of comfort and support for him during his transformation into the God of Monsters. And Shikamaru is also a great supporting character. His intelligence can be used to help Naruto strategize and make the best use of his new powers.
Sasuke is a top choice. His rivalry with Naruto can be intensified in the Naruto God of Monsters fanfiction. He might see Naruto's new power as a challenge to overcome. Then there's Gaara. His own experience with being an outcast and having unique powers can make him a great support character. He and Naruto could bond over their 'different' natures. And Jiraiya also pops up a lot. He could be the one to guide Naruto in understanding the ancient and mysterious aspects of his new power.
Sasuke is often a popular supporting character. His relationship with Naruto is a crucial part of the Naruto series, and in fanfictions where Kyuubi is Naruto's mother, Sasuke's role can be further explored in relation to this new dynamic. He might be jealous of Naruto's newfound 'parental' figure or could be intrigued by the changes in Naruto. Kakashi is also a great choice. His role as Naruto's teacher can be enhanced in these fanfictions. He could be the one to guide Naruto on how to handle his relationship with Kyuubi as a mother. Sakura, too, can be a significant supporting character. She might be the one who notices the changes in Naruto first and tries to understand what it means for their team.
Naruto himself is obviously very popular as he's the main character getting the Saiyan God powers. Sasuke is also likely to be a popular character in these fanfictions. Since he and Naruto have that long - standing rivalry and friendship, his reaction to Naruto's new powers would be interesting to explore. Another popular character could be Kakashi. His wisdom and experience would play a role in guiding Naruto with his new Saiyan God abilities.
Naruto himself is often a very popular character. His unique abilities and his growth - from an outcast in his village to a hero - make him a central figure. People like to see how he would interact with the DxD world.
Characters from other mythologies that are crossed over often become popular too. For example, if Thor from Norse mythology is brought into the Naruto world, fans love to see how his hammer - wielding and thunder - controlling powers interact with Naruto's ninja skills. Also, characters like Athena, known for her wisdom and strategic abilities, can add a new layer of complexity to the story when interacting with Naruto and his friends.
Obviously Naruto himself is very popular as the main character. His new 'god' abilities and his adventures across the multiverse draw a lot of attention.
In 'Naruto god bloodline fanfiction', Hinata can be a very popular character. Her gentle nature combined with a powerful god bloodline, like one that gives her the ability to heal any injury instantly, can create really interesting storylines. Rock Lee is also quite popular in some fanfictions. If he were to have a god bloodline that enhanced his physical abilities to superhuman levels, it would make for some exciting battles. And of course, Itachi is often a favorite in these fanfictions, as his complex character can be further explored when given a god bloodline.
Sasuke is often a popular supporting character. His relationship with fem Naruto can be complex, especially with the added element of her being half - demon. He might be both intrigued and wary. Sakura could also be popular. She could serve as a contrast to fem Naruto, perhaps initially being more fearful or judgmental of her half - demon nature but then growing to accept her. Kakashi is another one. His wisdom and experience can be crucial in guiding fem Naruto through the difficulties of being half - demon in the village.
Naruto himself is often a popular choice in these fanfictions. Since he already has a lot of growth potential in the original series, it's easy to take him to a god - level. Sasuke is also popular as he is Naruto's rival and has his own set of powerful abilities. Another popular character could be Madara Uchiha. Given his already strong powers and complex character, fanfiction writers like to take him to new heights in the god - level shinobi concept.
Sulley and Mike are definitely the most popular. Sulley is the big, furry blue monster who is the star scarer, and his relationship with Mike is really fun to explore in fanfiction. Boo is also very popular as she is the cute human girl who befriends the monsters.
Some of the rare and powerful monsters can also be considered popular characters. Like the mythical dragon - type monster, which has the ability to control elements. Fans love to write about it, either as a fearsome adversary or a loyal companion.