Basileef (Japanese: is a Grass/Rock Pokémon. It is the evolved form of Planwana, the Grass starter of the Hayash Region. The main purpose of Basileef is like any other Pokémon - it is trained by battling other (wild or owned by other trainers) Pokémon in order to grow stronger. Basileef comes with the ability Overgrow, which increases the power of Grass-type moves used by the Pokémon by 50% once the Pokémon has less than one-third of its maximum HP. When he reaches level 36, this Pokémon will evolve into ???. It is part of the grass starter line for the Hayash region.