Welcome to the world of Pokemon! Your starting as a young trainer, your selecting your first starter

Bulbasaur the grass type

Charmander the Fire type

Squirtle the Water Type

there are may regions in the pokemon world. Kanto, Johto, Hoenn, Sinnoh, Unova, Kalos, Alola, Galar and Paldea. Some of these regions have something special about them

Kalos has Mega Evolution, where you have to use a Mega stone to evolve your Pokémon's power. Alola has Z-Moves, Extremely powerful moves and Regional Forms which may have a different type or a complete change. Galar has Gigantimax and Dynamax, special particles power up Pokémon and make them Megasize and alot more powerful. Paldea has Future and Past forms, inside the hiant crater of Paldea