Integrate into the world of elves

Story of: Integrate into the world of elves

[I update from time to time due to work reasons] [Slow heat] [This article is similar to the world developed after the popularization of elf science, while adding elements of the Pokémon world.Therefore, beginner trainers are divided into 17 years old and 10 years old.] Elves are also called Pokémon, a magical creature. Their number is one hundred, two hundred or even more. So what will happen to the world after the two worlds merge with each other? changes