Well, in a fanfic about the Pokemon Hall of Origin and Ultra Beasts, you can expect a wild adventure. The Hall of Origin is a very mysterious place in the Pokemon world. Ultra Beasts are strange and powerful creatures from another dimension. A fanfic might explore how a trainer gets involved with the Ultra Beasts near the Hall of Origin. Maybe they accidentally open a portal to the Ultra Beast's world while exploring the Hall. It could also show battles between the trainer's Pokemon and the Ultra Beasts, with unique strategies based on the Ultra Beasts' strange abilities.
In this type of fanfic, there could be a lot of world - building. The author might create new lore about the Hall of Origin and how it relates to the Ultra Beasts. The Ultra Beasts could be depicted as having their own society or hierarchy in their dimension. A trainer might be forced to team up with an Ultra Beast to save the Pokemon world from a greater threat that is somehow related to the Hall of Origin. This could lead to a lot of character development for the trainer as they learn to understand and communicate with the Ultra Beast, and also face challenges from other trainers or Pokemon who don't trust the Ultra Beasts.
Ultra Beasts can fit into the Pokemon Hall of Origin story in a fanfic by being the guardians of the Hall. Maybe they were placed there by some ancient power to protect the secrets within. So when the protagonist tries to enter the Hall of Origin, they have to face these Ultra Beasts.
A fanfic about Latias in the Pokemon Hall of Origins might focus on her journey within that mysterious place. She could encounter other legendary Pokemon that are also linked to the Hall of Origins. It might also delve into her emotions and thoughts as she experiences this special and perhaps otherworldly location. For example, she might feel a sense of awe or unease in such a powerful and ancient place.
Well, it could be about a trainer who discovers a hidden entrance to the Hall of Origin. There, they meet legendary Pokemon and learn ancient secrets of Pokemon creation.
It could be about various things. Maybe it focuses on the origin of Pokémon in a fictional and creative way, exploring the backstories of different Pokémon species, their creation, or the place where they first came into existence in the fan - made story.
It could be about a human who discovers a hidden entrance to the Pokemon Hall of Origin. This human might have a special bond with a particular Pokemon that leads them there. Maybe they are on a quest to learn the secrets of Pokemon creation or to find a way to stop an evil force that threatens the balance in the Pokemon world.
It might be that the fanfic focuses on a trainer who discovers Necrozma's link to the Hall of Origin. This trainer could be trying to stop Necrozma if it's causing chaos, or perhaps they're trying to help it. They would have to navigate the mysteries of the Hall of Origin, which could be filled with ancient Pokemon knowledge and power sources. There could be other Pokemon guardians in the Hall of Origin that the trainer has to face or befriend while dealing with Necrozma.
There might be some legendary Pokemon that are guardians of the Hall of Origin. For instance, Arceus could be a key character, as it has a strong connection to the Hall of Origin. And then there could be other trainers who are either rivals or allies of the main trainer in the story. They could all have different motives regarding Necrozma and the Hall of Origin. Some might want to capture Necrozma for its power, while others want to protect it or the Hall of Origin from harm.
It could be about Melmetal's origin story within the Hall of Origin. Maybe it discovers a hidden power there or meets other rare Pokemon.
Well, it could center around trainers who embark on a journey to discover the Pokemon Hall of Origins. The fanfic could describe their adventures, the challenges they face while trying to reach this mysterious place, and the amazing Pokemon they encounter along the way. It may also include their interactions with other trainers who have the same goal.
It could be an experienced Pokemon trainer who has already conquered many gyms and is now seeking a greater challenge in the Hall of Origin.