Grookey is a small, green monkey Pokémon introduced in the Pokémon Sword and Shield games. It is known as the Chimp Pokémon and has a playful and energetic personality. Grookey has a tuft of grass on its head, which it uses to create music by tapping on it with its stick. As a Grass-type Pokémon, Grookey evolves into Thwackey and then into Rillaboom. It is known for its ability to support its team with moves that can heal or boost their strength. Grookey is popular among trainers for its cheerful demeanor and strong connection to nature.