Well, a cool plotline might involve a group of friends who discover a new type of pokemon battle that no one has seen before. They have to figure out the rules while also facing off against a rival group who wants to use this new battle style for their own gain. It would be full of mystery and action.
In some pokemon battle fanfiction, there could be a plotline where a pokemon has a special ability that is only revealed during a battle against a powerful enemy. This ability changes the course of the battle and the entire story. Maybe the pokemon has the power to temporarily transform into a super - powerful form, and the trainer has to learn how to control this new power to win battles and save the day.
One exciting plotline could be a battle between Naruto and a powerful new villain who has the ability to control time. This would force Naruto to use his skills in new and creative ways.
One exciting plotline could be a battle where all the Hogwarts houses unite against a new dark force that even Voldemort feared. Another might be a battle that takes place in a different magical realm, with Harry and his friends having to adapt to new magic rules.
One idea could be a trainer with an underdog pokemon that has a unique hidden ability. They enter the colosseum battles and slowly discover how to unlock and use this ability to defeat stronger opponents. Another could be a story where the colosseum has been corrupted, and the trainer has to battle not just for victory but also to expose the corruption.
One exciting plotline could be Ash encountering a new and extremely powerful Pokemon that he has to figure out how to catch. Maybe it has unique abilities that no one has ever seen before.
Well, in 'into the pokemon world fanfiction', an exciting adventure might involve time - traveling within the Pokemon world. Maybe the main character goes back to the ancient times when Pokemon and humans had a different kind of bond. They would have to figure out how to get back to their own time while also dealing with the primitive and often more dangerous Pokemon of that era. This would include facing off against huge, prehistoric Pokemon and making alliances with the tribes of that time.
One exciting moment could be when the protagonist's underdog Pokemon manages to land a critical hit on Leon's ace Pokemon. It completely changes the momentum of the battle.
One exciting plotline could be a character with a rare and powerful bloodline suddenly awakening it fully during a crucial battle. For example, a character from a minor clan discovers that their bloodline has the ability to manipulate time on a small scale, which gives them an edge against a powerful enemy. Another could be the combination of different bloodlines through some sort of scientific experiment gone wrong or right, creating a new and unique power. And then there's the idea of a bloodline that has been suppressed for generations suddenly emerging and changing the power dynamics in the Naruto universe.
One possible plotline could be Ash's discovery of his own latent legendary powers. Maybe he starts to exhibit abilities that are unique to legendary Pokemon, like controlling the weather or having an extraordinary bond with all types of Pokemon.
One exciting plot could be Ash facing a new and powerful trainer at the Battle Frontier. This trainer has a unique set of Pokémon that Ash has never encountered before. It would be a tough battle, testing Ash's skills and strategies.
Well, in some pokemon contest and ash fanfiction, Ash might participate in a special Pokemon Contest where the rules are different. He could encounter rare Pokemon during the contest preparation. Maybe he meets a mysterious Pokemon that has a special connection with one of his existing Pokemon. And through this encounter, he discovers a new strategy for the contest that involves this newfound relationship between the Pokemon.