In a Pokemon Sun and Moon Anabel fanfic, the author might give Anabel new powers or abilities. For example, she could have a special connection with a rare Pokemon. This could lead to exciting adventures. The fanfic could also be set in a different part of the Pokemon Sun and Moon world that we didn't see much in the game, like a hidden island where Anabel discovers ancient Pokemon secrets.
One common theme is the exploration of the unique Alola region. Since the games are set in Alola, many fanfics focus on the different islands, their cultures, and the Pokemon native to the area. Another theme is friendship, like the bond between the trainer and their Pokemon as well as friendships with other trainers.
You could write a fanfic where the main character is a Pokemon ranger in the Alola region. They are tasked with protecting a special area that is home to a group of endangered Pokemon. Along the way, they meet various trainers and have to deal with poachers trying to capture these precious Pokemon.
One common theme is Ash's growth as a trainer. In the Alola region of 'pokemon sun and moon', Ash faces new challenges and his experiences shape him into an even better trainer. Another theme is friendship. He forms new friendships with both people and Pokémon in Alola. For example, his relationship with his new Pokémon like Rowlet, Litten and Popplio is often explored in these fanfics.
You could write a fanfic about a group of friends who all start their Pokemon journey in Alola at the same time. Each of them has a different goal and Pokemon type preference. As they progress through their journey, they face various challenges together and sometimes separately. Their relationships are tested and strengthened as they deal with difficult situations like facing off against powerful wild Pokemon or rival trainers.
One common theme is Serena's journey of self - discovery. In the Pokemon Sun and Moon setting, she might face new challenges that force her to learn more about herself and her capabilities as a trainer. Another theme could be her relationships, whether it's with her Pokemon, her friends in the Alola region, or her old friends from previous regions.
A great Pokemon Sun and Moon Anabel fanfic could involve her teaming up with a group of young trainers. She could mentor them and they could go on a quest together. Along the way, they might face a powerful villain who is trying to disrupt the balance in the Pokemon world, and Anabel would use her skills and knowledge to defeat them.
Lillie is also a main character. She has her own story arc, especially regarding her relationship with Pokemon and her growth from being initially afraid of them to becoming more confident. And her family's secrets might also play a role in the fanfic.
One interesting plot could be about a trainer who discovers a rare and powerful Pokemon in the Alola region that no one has ever seen before. This Pokemon has unique abilities that the trainer must learn to master in order to compete in the island challenges.
Gladion is also quite popular. His cool and mysterious demeanor, along with his strong Pokemon battling skills, draw a lot of attention. Fanfic writers might write about his past, his relationship with his sister Lillie, or his battles against powerful opponents.