There could be new challenges. Altomare might have its own Pokémon competitions or events. Ash would be eager to participate and prove himself. He may face tough opponents and have to come up with innovative ways to win. Also, he could encounter problems related to the local environment or culture that he needs to overcome.
Ash could meet new friends. The city is filled with different kinds of people. Maybe he'll meet a trainer with a completely different approach to Pokémon battles, which could inspire him to improve his own skills. He might also meet locals who can show him around and introduce him to the hidden gems of Altomare.
Some Pokémon could feel a bit intimidated. If Altomare has larger or more aggressive Pokémon, Ash's Pokémon might initially be on guard. But this could also be a chance for them to grow bolder. For instance, Bulbasaur could learn to stand up to bigger Pokémon through experiences in Altomare.
They might have all kinds of adventures. They could explore the unique Pokémon in Alola. Ash would be excited to discover new Pokémon species and train them. Serena might be interested in the local culture and how it relates to Pokémon. Maybe they'll participate in some Alolan Pokémon contests together, with Serena showing off her skills and Ash cheering her on.
One possibility is that they get involved in a mystery related to a rare Pokémon in Kanto. They would have to work together to solve it. Ash's instincts and Serena's intelligence would be put to the test. Along the way, they could also visit some of the famous landmarks in Kanto like the Pokémon Tower. This journey would not only be about Pokémon but also about them getting to know each other better in a new environment.
He might encounter rare Pokémon that are unique to the Johto region, like Chikorita or Cyndaquil as his starter. He could also face off against the infamous Team Rocket, who always seem to be up to no good in the Pokémon world.
In Alola, Ash and Serena will have a great time. Ash will be eager to learn about the Z - moves and how they can be used in battles. Serena, on the other hand, will enjoy the local cuisine and perhaps use it as inspiration for her Pokemon contests. They may also meet some friendly Alola trainers who can show them around the islands and introduce them to the local Pokemon traditions.
He'll probably meet a lot of new friends who also love Pokémon. They might share different training techniques and tips with each other.
Well, in an Ash goes to Pokemon school fanfiction, there could be a lot of fun interactions. Ash is used to traveling and learning on the go. At school, he'll likely get into some friendly rivalries. He might also discover new types of Pokemon that he hasn't seen much in his travels. And who knows, he could even start a Pokemon club at school.
One great 'Ash go to Altomare' fanfiction could be 'Ash's Altomare Adventure'. It might have Ash exploring the unique features of Altomare, meeting new Pokémon and people. Another could be 'Ash in Altomare: A New Beginning' where he gets involved in some local events in Altomare and forms new friendships. And there's also the fanfiction 'Ash's Journey to Altomare' which could focus on his travel to the place and the challenges he faces along the way.
Well, in this fanfiction journey, Ash could discover unique Pokémon forms specific to the Orre region. He would likely face challenges that test his skills as a trainer, like navigating through the harsh desert terrains while also dealing with Pokémon thieves. His Pikachu would surely be a key asset in these encounters.
Ash's journey to Latias and Latios town in the fanfiction could be filled with surprises. He may discover ancient secrets about the town and the two Pokemon. Since Latias and Latios are quite powerful, Ash could team up with them to face a common enemy. There might also be some new characters in the town that Ash befriends, and together they have all kinds of exciting experiences.