Finn and Jake are definitely among the most popular. Finn's journey as a hero and Jake's laid - back but loyal nature make them great subjects. Marceline is also very popular. Her complex past and her relationship with other characters, especially with Princess Bubblegum, give a lot of material for fanfic writers. And of course, the Ice King, with his tragic and comical nature.
Well, Princess Bubblegum is often written about. Her role as a leader and her scientific mind are fascinating aspects to explore in fanfics. Then there's BMO. BMO's innocence and unique personality make for some really cute and interesting fanfic stories. Also, Flame Princess is a popular choice. Her relationship with Finn and her own story of self - discovery are things that many fanfic writers like to play with.
Finn is definitely one of the most popular. As the main human character in the show, he has a lot of room for different interpretations in fanfic. Writers can explore his growth, his relationships, and his heroic adventures in various ways.
Finn and Jake are often popular. They are the main characters in Adventure Time, so it's natural for them to be the focus in a fanfic that combines with Fallout. Their adventurous nature and unique abilities make for interesting stories in the post - apocalyptic setting.
Elsa is a top choice. Writers can explore her powers more deeply, her emotions, and her role as the fifth spirit. Anna is popular too. She's the more down - to - earth character, and her love for her sister and her kingdom can be the focus of many stories. Kristoff also has his fans. His relationship with Anna and his own growth as a character can be explored in fanfic.
Seth Cohen is definitely a popular choice. His quirky personality, love for comics and his complex relationships, especially with Summer, give a lot of material for fanfic writers. Writers can explore his growth from a nerdy teen to a more mature adult.
Jack is often a popular character to write about. He's the main character, so a lot of fanfic focuses on his further adventures, like him learning new martial arts moves or facing new challenges in his personal life.
Ruby is definitely a popular choice. Her naivete and determination make her a great character to explore in different scenarios. Writers can delve into her growth as a huntress and how she copes with the increasing responsibilities. Weiss is also popular. Her complex family background and her journey from a somewhat snobbish heiress to a more empathetic teammate provide a lot of material for fanfic writers.
Phoebe is quite popular. Her complex personality and her powerful abilities make her an interesting character to write about. Also, Oscar Mike is a fan favorite. His military - like attitude and his skills in combat are appealing. Another popular one is Montana. His brute strength and his loyalty to his friends are great aspects to explore in fanfic.
Finn and Jake are super popular. Finn's brave and adventurous nature makes for great school - based stories, like him standing up to bullies or leading a school expedition. Jake, with his shape - shifting ability, can add a lot of humor and unique plot twists. Princess Bubblegum is also a favorite. Her intelligence and leadership can be explored in a school setting, like being the head of a science club or running for student council. Marceline is another popular one, especially if the fanfic involves a music or art - related school scenario.
Finn and Jake are still really popular even in genderbend fanfiction. Their friendship is iconic, and seeing how it changes when their genders are swapped is fascinating to many fans.
The main character, Judson Cross, is often a popular choice. His leadership skills and vast knowledge make him a great centerpiece for a story. Another one is Sydney Fox. Her bravery and determination are very appealing, so it's easy to build stories around her.