Well, in this fanfiction, it could be that Ash has a special encounter with a mythical Pokemon. This Pokemon gives him a quest, and upon completing it, Ash is blessed with legendary powers. For example, he might gain the ability to communicate telepathically with all Pokemon, which is a power often associated with some legendaries. He then uses this new power to become a sort of bridge between humans and Pokemon, bringing a new era of peace and understanding.
Maybe Ash discovers a hidden power within himself that is linked to the legendary Pokemon. This power could be awakened through a series of dangerous adventures, like facing off against an evil team that is trying to capture all the legendaries. As he progresses, he gradually transforms into a being with some of the abilities of a legendary Pokemon.
In the 'Ash becomes a legendary pokemon fanfiction', it could start with Ash feeling frustrated about not being able to reach his full potential. One day, he stumbles upon an ancient artifact that has a connection to the legendary Pokemon. When he touches it, a strange energy enters his body. This energy slowly changes him. He starts to have dreams about the legendary Pokemon and their powers. As he tries to understand these dreams, he realizes that he is on a path to become something more than just a regular trainer. He begins to show signs of legendary powers, like being able to heal injured Pokemon with a touch or being able to sense the location of rare and powerful Pokemon from afar.
If Ash starts with a legendary pokemon such as Rayquaza, it could be that there are abnormal weather patterns in the Pokemon world. Rayquaza has the ability to control the weather. Ash and Rayquaza team up to figure out what is causing these extreme weather changes. Along the way, they meet other trainers who are also affected by the weather problems. Ash has to prove that he is worthy of having a legendary pokemon by using Rayquaza to restore balance to the weather.
One possible plot could be Ash being chosen by Arceus to save the world from a new, mysterious threat that even the Legendary Pokemon are powerless against. He has to travel to different regions and form bonds with various Legendary Pokemon along the way, using their combined powers to face the danger.
The plot might involve Ash being hunted by villains who want to use his connection to the legendary Pokemon. His friends in the fanfiction could be either helping him keep his secret or be in danger because of it. Also, his journey to become a Pokemon master could be intertwined with his search for his parent's true identity and purpose, which was perhaps hidden from him for his own safety.
In the 'pokemon ash becomes a charmander fanfiction', it could be that Ash witnesses a Charmander perform an incredibly heroic act. For example, saving a group of Pokemon from a dangerous situation. This act of selflessness and courage makes Ash look at Charmander in a whole new light. He starts to study Charmander's behavior, training techniques specific to Charmander, and even starts collecting Charmander - related items. He becomes so obsessed that he starts to model his whole Pokemon - training approach around what he has learned from Charmander.
Well, perhaps Ash starts to idolize Pikachu after seeing its unique powers in a battle. He might try to imitate Pikachu's moves and even start collecting Pikachu - themed items.
A great plot might be that Ash accidentally stumbles upon a hidden realm where Legendary Pokemon live in seclusion. His presence disrupts their normal life, but instead of being angry, they are intrigued by this human. Ash shows them his love for Pokemon through his actions. As a result, one by one, the Legendary Pokemon start to follow him around. His harem grows, and with their combined powers and his leadership, they start to take on challenges like saving other Pokemon from a new and dangerous disease that is spreading and is said to be related to an ancient curse that only the Legendaries can help break.
The plot could involve Ash stumbling upon a legendary Pokemon in a hidden, ancient forest. Maybe he's on a journey and gets lost, and that's when he discovers this powerful and rare creature.
It could be about a character named Ash who undergoes an extraordinary transformation and becomes a legend within the context of a fan - created fictional story. Maybe Ash has some special powers or abilities that are developed throughout the fanfiction, leading to their legendary status.
Well, one possible plot could be that Ash decides to become a Frontier Brain to test his skills further. He might start by traveling to different Frontier areas, facing various tough opponents and their unique Pokémon. Along the way, he could learn new training techniques and battle strategies, all while inspiring other trainers with his determination.
Perhaps the story could involve Ash being transformed into a Pokémon through some magical or scientific experiment gone wrong. As a Pokémon, he would join a group of other Pokémon on a journey. He might face challenges like being hunted by Pokémon hunters or having to prove himself to a Pokémon tribe. Along the way, he'd also learn about the different perspectives of Pokémon in their own world.