King might also be a character in time travel fanfiction. His search for his true identity could be further explored through time travel. He could go back to the time when his species was more prevalent in the Boiling Isles to learn about his origins, which would be an exciting adventure in the context of time travel fanfiction.
Sasuke is also a popular choice. Given his complex character and his quest for power, in a time - travel scenario, he could go back in time to gain more power or change the events that led to the downfall of his clan. Another character is Kakashi. His past and his relationship with Obito could be explored in a time - travel fanfiction. He could try to prevent Obito's fall to the dark side if he had the power to time - travel.
Well, Naruto is the top one. As the Jinchuriki of the Kyuubi, he's at the center of it all. But don't forget about Jiraiya. He has a huge influence on Naruto and his past self could be a key factor in any time travel plot. And then there's Hinata. Her relationship with Naruto could be explored in new ways if time travel is involved. For example, she could help Naruto in the past in ways she didn't before, adding a new dimension to their relationship.
In 'ff8 time travel fanfiction', Zell could also be a main character involved. His energetic and impulsive nature might lead him to accidentally stumble into a time - travel situation. He could then use his fighting skills in different time periods, creating interesting storylines. Laguna Loire might be involved too. Since he has his own mysterious past and connection to Squall, time travel could be used to further explore those relationships and his role in the overall ff8 lore.
Obviously, Revan himself is the central character. But often, characters like Bastila Shan are also involved. Since she was closely associated with Revan in the original story, she might play a role in his time - traveling adventures. Maybe she follows him through time or is the reason he decides to time travel in some fanfictions.
Well, of course, Ichigo himself is the central character. But Rukia also often plays an important role. Since she was the one who initially transferred her powers to Ichigo, in the time - travel scenarios, she might be involved in different ways. Maybe Ichigo goes back in time to save her from some danger she faced in the past.
It really depends on the source material. For example, if it's based on a superhero franchise, it could be the main superhero like Superman or Batman. If it's a fantasy - based one, perhaps a wizard or a chosen hero from the original work. There's no one - size - fits - all answer as different fanfictions can be based on different universes and thus feature different popular characters.
Obviously, Teddy Lupin is the central character. But often, his family members from the past like his father, Remus Lupin, and his mother, Tonks, are also involved. Their relationships and how Teddy interacts with them in the past are key elements of the story.
Well, Lucy Loud might be a popular character in such fanfics. Her gothic nature could add an interesting layer to a yandere - inspired storyline. Another one could be Lori Loud. Given her bossy and somewhat controlling nature in the original show, it could be tweaked into a yandere - like behavior in fan - created stories. And of course, there's Lynn Loud. Her competitive and aggressive side could potentially be molded into a yandere - esque character in 'the loud house yandere fanfic'.
Well, Ben Tennyson is obviously the main character. He's the one with the Omnitrix and is usually the one doing the time traveling.
Often, Percy Jackson might be involved. Since he is a central character in the same universe as Nico, their paths could cross during Nico's time - traveling adventures. Percy could either be a helper or someone who needs Nico's help due to the changes in time.