Perhaps a fanfic where Red and Green are transported to an alternate dimension where the rules of Pokemon battles are completely different. They have to quickly adapt and figure out how to get back home. In this dimension, Pokemon have new and strange abilities, and Red and Green's bond is tested as they try different approaches to deal with the situation. Their combined experience with Pokemon in their own world becomes a valuable asset as they explore this new and dangerous place.
In a 'pokemon green x red fanfic', the plot could revolve around a mysterious Pokémon that can only be found by combining elements from both the Green and Red versions. A group of trainers from both regions team up to search for this Pokémon. Along the way, they face challenges like different types of gym battles (as per the Green and Red mechanics) and have to overcome their differences in training styles.
A great plot for 'pokemon red and green fanfiction' could be about a trainer who discovers a hidden, ancient Pokemon that has been forgotten by time. This Pokemon has unique abilities that no one has ever seen before. The trainer then has to protect this Pokemon from evil organizations who want to use it for their own malicious purposes. This would involve lots of battles, strategic planning, and character development as the trainer grows stronger and more determined to safeguard the new Pokemon.
One idea could be a story where the protagonist discovers a hidden, powerful Pokemon in an uncharted area of the Kanto region. This Pokemon could have unique abilities that change the way battles are fought in the game's world.
Another plot could involve Red and Green traveling to a previously unexplored area in the Pokemon world. Along the way, they discover new Pokemon species and encounter challenges that test not only their battling skills but also their friendship. Maybe they get separated at some point and have to find their way back to each other while dealing with various obstacles.
One idea could be a story where the trainers of Blue and Green team up to face a new, extremely powerful and mysterious Pokemon that has emerged in the Kanto region. This Pokemon could be causing chaos and they must combine their skills and knowledge to stop it.
One idea could be a story where the main character is a Pokemon trainer who discovers a rare and powerful Pokemon that no one has ever seen before. They then have to protect it from evil organizations who want to use it for their own gain.
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.
For a 'pokemon red and blue fanfic', you could write a story about a group of Pokemon that have formed their own little society in a hidden part of the Kanto region. The main character stumbles upon this society and has to learn to co - exist with them. Another plot could be that a legendary Pokemon chooses a very inexperienced trainer from the 'pokemon red and blue' world as its partner, and together they have to overcome the doubts of other trainers. There could also be a fanfic where a powerful item from the games gets corrupted and starts causing chaos in the Kanto region, and the trainers have to find a way to fix it.
Well, a fanfic about Pokemon Red x Green could be really interesting. It could potentially delve into the lore of the Kanto region, which is common to both games. Maybe it would feature crossover battles between the Pokemon exclusive to each version. It could also be about the rivalry between the protagonists of Red and Green, and how that plays out in new scenarios created by the fanfic writer.
A fanfic of 'pokemon green x red' could tell a story of a Pokémon trainer who starts in one version, say Red, and then discovers a portal or some sort of connection to the Green version world. There, they encounter new Pokémon species, new trainers with different strategies, and different environmental settings. The fanfic could play with the idea of how the two versions' mechanics interact and how the trainer adapts to these new situations.