A fanfiction plot could involve Ash and Jimmy being entered into a special Pokemon tournament. They are both seen as top contenders. The tournament has unique rules and challenges. As they progress through the tournament, they face each other in a semi - final match. The build - up to the match could show their different training methods and relationships with their Pokemon. During the battle, there are unexpected twists, like one of their Pokemon evolving mid - battle. In the end, regardless of who wins, they both gain a new perspective on Pokemon training and form a friendship.
The plot could start with Ash hearing rumors about a powerful trainer named Jimmy in a far - off land. Ash, being the adventurous type, decides to travel there to have a battle with him. When they meet, Jimmy initially refuses as he is more focused on researching a rare Pokemon species in the area. But Ash challenges him, and they finally engage in a battle. As the battle progresses, they start to respect each other's skills and knowledge about Pokemon. Eventually, they might team up to face a common threat in the region, like an evil team that wants to capture the rare Pokemon Jimmy was researching.