Princess Bubblegum is also a common character. Given her scientific mind and love for creating things, she could be involved in fanfictions about cherry cream soda. For example, she could be researching the unique properties of the soda or using it in some of her experiments in her candy kingdom.
There might be a fanfiction where Princess Bubblegum is experimenting with cherry cream soda to create a new type of potion. In this story, she enlists the help of Finn and Jake. The plot could involve all sorts of wacky adventures as they try to gather the right ingredients for the potion along with the cherry cream soda. It could also have some fun interactions between the characters and maybe even a few villains trying to steal the soda - inspired potion.
Obviously, Finn in his dark form is the central character. Jake often appears as well, either trying to help Finn or being conflicted about his now - dark friend. Princess Bubblegum might also be involved, using her scientific knowledge to try and find a cure for Finn.
Princess Bubblegum could also be a main character in such fanfictions. She might be the one trying to find a scientific solution to Finn's vampirism. Her intelligence and resources in the Candy Kingdom could play a big role in the story. Another character could be Marceline. As a half - vampire herself, she could either be a mentor to Finn or a source of conflict as she has her own views on vampirism.
Besides the main trio, characters like Kakashi could be involved. He might be the one who secretly has a sweet tooth and joins Naruto in trying out new ice cream flavors. Also, characters like Shikamaru, known for his laid - back nature, could be part of the story. He could be the one who comes up with clever ideas for ice cream - related events in the village. And of course, the local ice cream vendors in the Hidden Leaf Village would be important characters as well.
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.
Sasuke could also be a main character in such fanfictions. His quest for power and knowledge could lead him to dabble in time magic. He may want to use it to change his clan's past or gain an upper hand in his rivalry with Naruto.
Finn is definitely one of the main characters. In Farmworld, he has a different life compared to the regular Adventure Time universe, and fanfictions often explore his new experiences, like being a farmer and a father.
Finn and Jake are often the main characters in Adventure Time Canyon fanfiction. They are the protagonists of the original show and their adventures are always exciting to write about in the context of the canyon.