Rayquaza is a legendary Pokmon that can be obtained in various Pokmon games. It is a powerful Pokmon that is often used in competitive battles. There are a few different ways to obtain Rayquaza, depending on the game that you are playing.
In some games, Rayquaza can be found in the wild. However, it is a very rare Pokmon, so it can be difficult to find. In other games, Rayquaza can be obtained by completing certain quests or events. For example, in Pokmon Emerald, Rayquaza can be obtained by defeating the Elite Four and then talking to Professor Birch.