A Litten might be a good choice for Serena. It has a fiery personality and could bring a new dynamic to her team. With proper training, it could become a powerful Fire - type Pokemon in battles against water - type opponents in Alola.
One great 'Pokemon Serena fanfic' is 'A Journey with Serena'. It beautifully portrays Serena's growth as a trainer. The story focuses on her adventures, her relationship with her Pokemon, and her encounters with other trainers. It has detailed descriptions of battles and the emotional journey Serena goes through.
A possible fanfiction plot could be that Ash, Serena, and May are invited to a mysterious island full of unknown Pokemon. They have to work together to survive and discover the secrets of the island. Ash's leadership, Serena's ability to communicate with Pokemon, and May's quick decision - making skills would be crucial.
One aspect of Pokemon Calem and Serena fanfiction could be the exploration of their relationship. It might depict how they grow closer during their Pokemon adventures. For example, they could face difficult battles together and in the process, their bond deepens. Their different personalities also play a role. Calem might be more reserved while Serena could be more outgoing, and this contrast can create interesting dynamics in the fan - made stories.
One possible fanfiction could be that Serena finds an injured Pokemon in the forest that has a beast - like appearance. She decides to take care of it, much like Belle in Beauty and the Beast. As she nurses it back to health, she discovers that this Pokemon has unique powers and a kind heart hidden beneath its fierce exterior. Their bond grows stronger over time, and they face challenges together, with Serena's beauty and kindness taming the 'beast' Pokemon.
There are several characters that would work well. Lillie from the Alola region could be a great addition. She has her own unique story and relationship with Pokemon that could contrast with Serena's. Another option is Kiawe. His fiery personality could create some interesting dynamics with Serena. Then there's Gladion, who could bring an element of mystery and a different approach to Pokemon battles. And of course, Professor Oak. His wisdom and knowledge of Pokemon could be a valuable asset in a Serena Pokemon fanfic. He could be the one who sends Serena on a special mission or gives her some crucial information about a rare Pokemon.
Another possible main character could be a rival trainer. Maybe someone who has been in the Pokemon world for a long time and initially looks down on Serena. But as Serena progresses, they develop a mutual respect. Also, a Pokemon professor, like Professor Oak, could be in the story. He could provide Serena with valuable knowledge about Pokemon, such as how to catch and train them.
Definitely Ash, as he's the center of Serena's affections. But also, there could be new female characters created specifically for the fanfiction. These new characters might be trainers who are really good at Pokemon battles and catch Ash's attention. Serena would then become jealous of their skills and the attention Ash gives them. Additionally, any of Ash's Pokemon that seem to have a special connection with another character could also be part of the scenario that makes Serena jealous. For example, if Pikachu seems to like a new girl more than Serena, that could be a reason for her jealousy.
A good 'Pokemon Serena fanfic' should have a strong characterization of Serena. It needs to capture her essence, like her elegance, her passion for Pokemon contests, and her growth as a character. For example, if it shows her evolving from a shy girl to a confident trainer, it's a great start.
I'm not really into this kind of rather extreme fanfiction idea about Serena in the Pokemon world. However, in general, fanfiction that involves such situations might be exploring themes of vulnerability or danger in a fictional and often not - so - serious way. But it's important to note that it should still adhere to ethical and respectful boundaries within the fan community.