Rayquaza is a legendary Pokémon in the Pocket Monsters series, known for its dragon-like appearance and immense power. It is revered as the guardian of the skies and resides in the ozone layer, protecting the world from external threats. Rayquaza plays a crucial role in the storyline of the series, often intervening in the battles between the legendary Pokémon Groudon and Kyogre to restore balance to nature. Its presence is a symbol of peace and stability, and it remains one of the most iconic and powerful Pokémon in the franchise.