A possible fanfiction could be that Ash and Lucas meet at a Pokémon research center. They both have different perspectives on Pokémon evolution and start a friendly debate. This leads to them going on a mini - adventure to observe different Pokémon evolutions in the wild.
There might be a fanfiction where Ash and Lucas accidentally end up in a mysterious new area. They have to rely on their Pokémon and each other's skills to find their way back. In the process, they discover new Pokémon species and share their knowledge about Pokémon training.
One interesting story could be where Ash and Lucas team up to compete in a special Pokémon tournament that combines different regions' battle styles. They learn from each other and form a great friendship along the way.
In an 'Ash meets Dawn and Lucas' fanfiction, the setting could play a crucial role. If it's set in a new region, they could explore together, discover new Pokémon species. The fanfiction might also explore their relationships on a deeper level. Maybe Ash has some unspoken feelings for Dawn, and Lucas becomes the mediator or the one who helps Ash realize his feelings. Or perhaps they form a strong friendship trio, facing off against a powerful villain or organization that threatens the Pokémon world.
There are fanfictions where Ash meets Dawn and Lucas in a new region. For instance, they could be exploring an uncharted area filled with rare Pokémon. Ash might be eager to catch new Pokémon, Dawn could be interested in the local Pokémon contests, and Lucas might be on a quest to solve some mysteries about the region's Pokémon. Their paths cross, and they start an adventure full of discovery and friendship.
A lot could happen. They might embark on a journey to find a rare Pokémon. Ash's experience, Dawn's determination, and Lucas's intelligence would all contribute to this quest. They could encounter various obstacles like bad weather, other trainers who are not so friendly, or even Pokémon that are difficult to catch. But together, they would be able to overcome these challenges.
There might be a fanfiction where Lucas and Maya get paired up for a school project that turns into a much deeper exploration of their feelings for each other. They start off bickering as usual but gradually realize there's more between them. It could involve them staying up late to work on the project and sharing personal stories in the process.
In many fanfictions, they interact in a way that showcases their different training styles. Ash's hands - on, battle - intensive training, Dawn's focus on Pokémon beauty and performance in contests, and Lucas' more cerebral approach to training. They might exchange ideas and learn from each other. For instance, Ash could learn about the importance of presentation from Dawn, and Dawn could pick up some battle tactics from Ash. Lucas, in turn, could teach them about the history and lore of certain Pokémon which could help in their respective pursuits.
You can try fanfiction websites like FanFiction.net or Archive of Our Own (AO3). They have a large collection of Pokémon - related fanfictions, and you can search specifically for 'Ash meets Lucas' within their search bars.
One idea could be Lucas having a secret talent that he reveals during a school competition in the fanfiction world. For example, he might be an amazing singer but has been too shy to show it until a talent show episode.
Another plot could be that Pikachu gets some kind of special power. Ash then has to help Pikachu control this power while also facing off against a group of villains who want to use Pikachu's new power for their own evil purposes. They go through a series of adventures and battles to protect Pikachu and the Pokémon world.
Perhaps they kiss while on a class trip. They get separated from the group for a short while and find themselves in a beautiful, secluded spot. The tension that has been building between them finally erupts into a passionate kiss.
There could be a fanfiction where Lucas and Riley get paired up for a school project. As they work together, they face various challenges and in the process, their feelings for each other become more intense. For example, they might have to deal with a difficult topic for the project and their different approaches at first cause some friction, but then they learn to combine their strengths and grow closer.