Starters are pokemon that trainers get when they start their journey, a trainer can start their journey when they are 10 years oldcan start their journey when they are 10 years old. The starters are cought by more experianced trainers and profesors. The most famous professor is Professor Oak, who invented the pokeball.
Rhydon was the first pokemon ever invented, it was drawn and designed in 1990. In some of the first drawings rhydon can be seen with ash.
Legendary and mythical pokemon are pokemon that have special powers, they are the most powerful pokemon.