Thunder Stone
Effect
Evolves an Eelektrik into Eelektross, an Eevee into Jolteon, or a Pikachu into Raichu.
Used on a party Pokémon : Evolves an Eelektrik into Eelektross, an Eevee into Jolteon, or a Pikachu into Raichu.
Pokémon that evolve with Thunder Stone
Description
A peculiar stone that can make certain species of Pokémon evolve. It has a distinct thunderbolt pattern.