It could be about Ash from the Pokémon series catching Meowth. Maybe it focuses on the adventure during the catch, like the strategies Ash uses or the challenges he faces in trying to catch that sneaky Meowth.
You can try looking on fanfic websites like FanFiction.net or Archive of Our Own. These platforms have a large collection of Pokémon - related fanfics, and there's a good chance you'll find the 'ash catches meowth' one there.
Well, in the fanfiction, perhaps Ash catches Meowth to try and reform it. He might see that Meowth is not really a bad Pokémon at heart, just following the wrong crowd in Team Rocket. So he takes it under his wing, and they start to develop an unlikely friendship which changes both of them for the better.
If Ash catches Meowth in the fanfiction, it would be a huge blow to Team Rocket. Meowth is the translator for their Pokémon, so without it, they would have a hard time communicating their plans to their Pokémon. This could lead to a lot of failed missions.
A 'ash catches lucario fanfic' might be centered around Ash's adventure to catch Lucario. Maybe it starts with Ash hearing rumors or seeing signs of a powerful Lucario. He then sets out on a quest. In the story, there could be battles against other Pokémon or trainers who also have an eye on Lucario. And it may end with Ash finally catching Lucario through his determination and unique bond with Pokémon.
A 'ash catches giratina fanfic' is likely to be a fan - created story. It could focus on Ash's unique skills and strategies in catching Giratina. Maybe there are some exciting battles, unexpected alliances or rivalries that play out during the process of Ash trying to catch Giratina. It may also explore the relationship between Ash and his Pokémon team as they work together towards this goal.
The 'ash catches treecko fanfic' might focus on the backstory of the Treecko. Perhaps it was a lone Treecko that had been through a lot before Ash came along. The fanfic could describe how Ash sensed its potential and was determined to catch it. It could also include details about the Poké Ball used, the battle (if any) that preceded the catch, and the moment of capture which could be really exciting and full of anticipation.
The 'ash catches aerodactyl fanfic' might center around Ash's quest to catch an Aerodactyl. It could start with Ash hearing rumors about the existence of an Aerodactyl in a certain area. He then sets out on a journey, facing various obstacles along the way, like other trainers or difficult terrains. When he finally encounters the Aerodactyl, he uses his knowledge of Pokémon behavior and his own battle strategies to catch it. And the fanfic could further explore how this event impacts Ash's standing in the Pokémon community and his future adventures.
A fanfic could be centered around Ash exploring a new region where Mimikyu is said to be very common. Ash is eager to add a new and different Pokemon to his team. He meets a local trainer who tells him all about Mimikyu's habits. Ash follows the trainer's advice and goes to a particular meadow where Mimikyu likes to play. He waits patiently until he sees a Mimikyu. Ash then uses his best Pokeball and with a little bit of luck, catches Mimikyu. Once caught, he discovers that Mimikyu has some hidden powers that he's excited to explore and train with.
One possible fanfic could be that Ash is on a journey through a mysterious forest. He senses an otherworldly presence. Suddenly, Ho - Oh appears, its feathers glowing. Ash, with his unwavering determination, throws a Poké Ball. Against all odds, the Poké Ball shakes once, twice, and then clicks, signifying he has caught Ho - Oh. This would completely change the dynamic of his journey and his status as a Pokémon trainer.
In this fanfic, the plot could be that Meowth has a change of heart after an encounter with a powerful and kind Pokémon that Ash helps. This makes Meowth realize that Ash's way of treating Pokémon is better. So, he joins Ash. He could then use his unique skills, like his ability to talk, to help Ash in battles and communicate with other Pokémon more effectively.