Cresselia

Cresselia is a Psychic-type Legendary Pokémon known for its graceful, swan-like appearance. It has a crescent moon shape on its head and a body that radiates a soft, calming glow. Cresselia is associated with the moon and is said to bring pleasant dreams, often appearing during the night to protect people from nightmares. Its serene presence and healing abilities make it a symbol of peace and tranquility.