One interesting plot idea could be Ash and Dawn teaming up to explore a new, uncharted region in the Pokemon world. They could encounter rare and unique Pokemon species that are not known to the rest of the world. Another idea is that they participate in a special tournament where the rules are very different from the regular Pokemon battles, like battles on floating platforms or with certain type restrictions. A third plot could be that they discover a mystery related to an ancient Pokemon civilization and have to solve it to save the present - day Pokemon world from some kind of threat.
One idea could be that Ash and Dawn start a Pokemon training school together after getting married. They combine their knowledge and skills to teach new trainers. Another could be that they embark on a special journey to find a rare Pokemon as a sort of honeymoon adventure. And perhaps they have to deal with some old rivals who are a bit jealous of their relationship.
One plot idea could be Dawn's struggle with her newfound weight in the Pokemon world. Maybe she has trouble keeping up with her Pokemon during battles or travels. Another could be a story where her Pokemon help her come to terms with her body and gain confidence.
One idea could be that Dawn and Barry team up for a special Pokemon tournament. They train together, sharing their unique training methods. Dawn might teach Barry about the importance of bond with Pokemon, while Barry shows Dawn some new battle strategies.
One idea could be Ash and Dawn teaming up for a high - school Pokémon battle tournament. They have to train their Pokémon while also dealing with schoolwork and typical high - school drama like rivalries among classmates.
One idea could be that Ash and Maya embark on a journey to find a rare and powerful Pokemon that is said to be able to control the weather. Along the way, they face challenges from a team of villains who also want the Pokemon for their own evil purposes.
One interesting plot idea could be Ash getting lost in Sabrina's psychic maze and having to rely on his Pokémon's instincts more than his own. Another could be Sabrina having a premonition about Ash's future battles and deciding to train him in psychic - type moves. Or perhaps there's a Pokémon that is causing chaos in the town and Sabrina and Ash have to team up to stop it, which also helps Sabrina to open up more and become less aloof.
One idea could be that Ash and Latias team up to save a group of Pokémon from an evil organization. Ash uses his battle skills and Latias uses her psychic powers.
One idea could be that Ash and Manaphy go on a journey to find a rare type of Pokemon food that can heal all Pokemon. Another could be that Manaphy gets lost and Ash has to traverse through a dangerous forest to find it. Or perhaps they team up to save a group of Pokemon from an evil trainer.
A more complex plot could be set in a world where there is a threat to all Pokemon. Ash and Astrid, along with their Pokemon friends, have to gather a set of ancient artifacts to save the Pokemon world. Along the journey, they have to overcome their own personal doubts and differences to succeed.
One plot idea could be Ash and Red teaming up to face a new, extremely powerful and mysterious Pokemon. They would have to combine their unique skills and knowledge of different Pokemon regions.