Master Chief could be one. Since he's such a central figure in the Halo universe, it's not hard to imagine him being part of a dragon transformation story. Cortana might also be involved, perhaps as a guiding force or even as a character who undergoes some sort of transformation herself. The Arbiter could be another popular choice. His complex character and role in the Halo story make him a likely candidate for this kind of fanfiction plot.
Obviously Naruto himself is a central character. His ability to do solid transformation is what the fanfiction is often about. Sasuke might also be involved, perhaps as a rival or a partner in some scenarios where Naruto's solid transformation plays a role. Kakashi could be another popular character. He might be the one guiding Naruto in mastering his solid transformation skills or using Naruto's new abilities in battle strategies.
Naruto is definitely one of the most popular characters in this kind of fanfiction. Given his connection to the Nine - Tails, it's easy to imagine him having different and more extreme monster transformations. Sasuke is also often involved. His Sharingan and his quest for power could lead to some interesting monster - like evolutions. Kakashi could be another character. With his Sharingan and his wide range of ninja skills, fanfiction writers might explore what kind of monster transformation he could have, maybe something related to his past experiences or his unfulfilled potential.
Sirius Black is also commonly involved. His relationship with Remus as his friend and his knowledge of Remus' werewolf condition can be delved into deeper. There could be stories about how he helps Remus during difficult times or how their friendship is tested because of Remus' lycanthropy.
Fluttershy could be a character in such fanfiction. A transformation for her could be really interesting, like if she transformed into a more assertive character. It would be a big change from her usual shy and gentle self, and the story could explore how her friends react to this new Fluttershy and how she copes with the change.
In Star Wars animal transformation fanfiction, Yoda is a character that is often included. His deep understanding of the Force could play a crucial role when dealing with a transformed animal. Padmé Amidala could also be involved. She might use her diplomatic skills to handle situations involving transformed animals. Additionally, Obi - Wan Kenobi, with his wisdom, could guide others in understanding the significance of an animal's transformation.
Often in 'halo scarab rwby fanfiction', Ruby and her friends are main characters. Ruby, as the protagonist of RWBY, has the drive to explore and face new challenges, which the Scarab represents. Halo's Arbiter could also be a main character. His unique backstory and combat skills could add an interesting dynamic. Blake, with her stealth and intelligence, would be important too. She could be the one to gather information about the Scarab or any threats associated with it. And Weiss, with her ice - based powers, could be crucial in combat situations against the Scarab or its related foes.
Hermione could be a main character in 'Harry Potter snake transformation fanfiction'. She's known for her in - depth study of magic, so she might be trying to find a way to reverse or understand the transformation. Ron could also be involved, perhaps as the friend who is trying to help the transformed character. And then there are the various Hogwarts professors who could play important roles, like Professor Snape who has his own secrets and knowledge of the Dark Arts.
The main character is always Hiccup as his dragon transformation drives the story. Alongside him, Toothless is crucial. Their bond might be enhanced or changed by the transformation. Astrid is typically there as she has a strong relationship with Hiccup. In addition, Gobber could be a significant character. He has a wealth of knowledge about dragons and could help Hiccup understand and manage his new form. The elders of the village might also be involved, as they may have old tales or knowledge related to such a transformation.
Naruto himself is obviously very popular in these fanfictions as the main character. His decisions are the central focus. Sasuke is also commonly involved. Since Sasuke's actions and decisions often intertwine with Naruto's, fanfiction writers like to explore how different decisions from Naruto would affect Sasuke's path. For example, if Naruto made a decision that could sway Sasuke from his revenge - seeking journey.
Naruto is often involved. Since he has the ability to transform into the Nine - Tails in the original series, fanfiction might expand on this by giving him more shapeshifting abilities or different forms of the Nine - Tails transformation. For example, a more powerful and controlled version of the full - Nine - Tails form.