Often, the trainer is a main character. They are the ones who interact with Hypno, whether it's trying to catch it, train it, or go on adventures with it.
Hypno is obviously a key character in this fanfiction. There could also be other Pokemon that are affected by Hypno's zapper. For instance, Pikachu might be zapped and then has some sort of unique reaction. And there could be a villainous character who wants to steal Hypno's zapper for their own evil plans.
In a 'pokemon survivor fanfic', the main characters are often Pokemon trainers. These trainers can be of different ages, genders, and skill levels. Sometimes, there might also be important Pokemon that play a central role, like a really powerful and intelligent Pokemon that helps the trainers survive. For example, a Pikachu with extraordinary abilities could be one of the key characters.
Often, the main character is a young and ambitious pokemon trainer. They are curious and eager to explore the world of pokemon, and the discovery of the pokemon glasses sets them on a new adventure.
Typically, the main characters are those who have a connection to both pokemon and chess. It could be trainers who enjoy playing chess in their downtime between pokemon battles. They might be characters with unique pokemon teams that somehow relate to their chess - playing skills or strategies.
Sometimes, the main characters can include a Pokemon professor who is researching the HMs. He or she might enlist the help of a group of trainers to test out new theories regarding Hidden Machines. These trainers then become central to the story as they go on adventures related to the research.
The main characters could be popular pokemon girls like Misty. Since she's feisty and determined, her being involved in a hypno - related story could be really interesting. Another could be Serena, as she's always evolving in her journey and a hypno situation could be a new twist for her character development.
Often, the main character is a young Pokemon trainer. They start their journey with a single Pokemon, usually a common one like a Bulbasaur or a Charmander. They then travel around the region, facing challenges and growing stronger.
Often, there will be a powerful and wise Pokemon like Mewtwo as a main character. Mewtwo has the intelligence and strength to lead and rule over humans. It can use its psychic abilities to communicate with humans and enforce its will.
Obviously, Evil Pikachu is a main character. There might also be trainers who are trying to either stop it or control it. Maybe some other Pokémon that are allied with or against the Evil Pikachu could also be considered main characters.
In these fanfics, the main characters can vary widely. One type is the Pokemon trainer - turned - real - life - hero. They are usually kids or teens who already have some knowledge of Pokemon from games or shows and are quick to adapt. They might be joined by their friends or family members. Also, there could be characters who are initially skeptical about Pokemon in real life but then become believers and important parts of the story. For example, a journalist who at first thinks it's all a hoax but then discovers the truth and helps spread the word about Pokemon in the real world.