Deoxys is a Psychic-type Pokémon introduced in Generation III. It is known for its unique ability to change forms, which include Normal, Attack, Defense, and Speed. Each form has different stats and abilities, allowing Deoxys to adapt to various battle situations. Deoxys is characterized by its alien appearance, featuring a spiky, purple body and a distinctive DNA-like structure. It is said to have originated from a virus that came from space, making it a Pokémon with extraterrestrial origins. Deoxys is often associated with themes of evolution and adaptability.