There could also be an antagonist, like an evil sorcerer who wants to capture the reborn dragon for its power. This character creates conflict and challenges for the dragon and its friends throughout the story of the 'Rebirth of the Dragon fanfiction'.
Well, the dragon itself is obviously a main character. It could be a powerful and ancient dragon that has a lot of wisdom from its past lives.
Often, there might be a human character who befriends the reborn dragon. This human could be a wizard or a warrior. They help the dragon understand the new world it has been reborn into, and in return, the dragon protects them.
Typically, there's the dragon, which is often a powerful and majestic creature with its own personality traits. And then there's the master, who could be a human, an elf, or some other being with the ability to form a connection with the dragon.
The main characters are usually Hiccup and Toothless. Hiccup is the human protagonist, a Viking who has a special bond with dragons. Toothless, a Night Fury, is his dragon companion.
There might be a wise old wizard or mentor figure. They help the main character understand the power and significance of the dragon slippers. This character could have been searching for the slippers for a long time to prevent them from falling into the wrong hands.
Often, there are dragon riders. These characters form a special bond with the red dragon and go on adventures together. They might be brave warriors or young apprentices learning the ways of dragon riding.
Often, there's a human protagonist who is somehow transported or finds their way into the dragon realms. This character is usually brave and curious, like a young adventurer. And then there are the dragons. There could be a wise old dragon that acts as a mentor to the human, guiding them through the strange new world. There might also be a dragon antagonist, one that sees humans as a threat and wants to drive them out of the realms.
Obviously, Naruto is one of the main characters. He is the one who usually gets involved with the dragon emperor concept. Sasuke can also be a prominent character. In some fanfictions, he might be jealous or intrigued by Naruto's new dragon - related powers. Kakashi could also play an important role, perhaps as a mentor trying to guide Naruto in handling his new abilities.
Naruto is usually one of the main characters, as it's a Naruto - based fanfiction. And of course, the ice dragon is also a main character. It could be a wild and independent creature that Naruto has to tame. There might also be other Naruto characters like Sasuke or Sakura involved. Sasuke could be jealous of Naruto's new power from the ice dragon, or Sakura could be worried about the potential danger the ice dragon poses.
Another common main character could be the person who discovers or befriends the dragon. For example, a young mage who is intrigued by the dragon's magic and wants to study it, and through their interactions, the story unfolds.
Often, there are park rangers as main characters. They are the ones who first encounter the dragon - like creature. They might be in awe at first but then realize they need to either protect it or keep it from causing chaos in the park.
The main characters are usually the neko and the dragon emperor, of course. The neko often has characteristics like agility, curiosity, and sometimes a bit of mischievousness. The dragon emperor is typically depicted as powerful, wise, and having a commanding presence.