Well, there could be all sorts of things. Maybe he'll find a rare treasure or have to face some dangerous creatures. Or perhaps he'll stumble upon a magical spring that grants him special powers.
He could encounter a long-lost manual of supreme martial arts, get trapped and have to find a way out, or even meet a spirit that tests his character and offers him guidance.
He might discover a hidden cave with ancient martial arts secrets or encounter a mysterious master.
Well, he could encounter new allies and enemies in different villages and face all kinds of challenges on his own journey.
In this kind of fanfiction, Percy Jackson would bring his unique demigod skills to the army. Maybe he'd use his water - controlling abilities to help in situations like creating water barriers or putting out unexpected fires. His combat skills, honed from fighting monsters, would make him a formidable soldier. He could also use his ability to sense danger to warn his comrades of impending threats.
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.
He'll probably meet a lot of new friends who also love Pokémon. They might share different training techniques and tips with each other.
There could be all kinds of adventures! Maybe they'll encounter rare treasures or powerful enemies.
Well, they could be on a quest to find a lost artifact that holds the key to restoring balance in the futuristic society. Or they might get caught up in a power struggle between different factions and have to use their wits and the dog's unique abilities to survive.
He might discover long - lost jutsu. Ancient ruins could hold scrolls with forgotten techniques that Naruto could learn and use to become even stronger in his ninja journey.
He might face the challenges of the Marauder's Map all over again. Since he already knows about it, he could use it in new and unexpected ways to outwit his enemies or just to have some fun exploring Hogwarts secrets.
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.
Lots of exciting things could happen. They might encounter other clones and form a community. Or they could get involved in a battle to protect the dog from evil forces in the futuristic landscape.