Key Stone (item)

Effects

A stone filled with an unexplained power. It makes Pokémon that battle with a Mega Stone Mega Evolve.

Game locations

Sorry, we don't have location data just yet.

Game descriptions

Sun​/​Moon
Ultra Sun​/​Ultra Moon
A stone filled with an unexplained power. It makes Pokémon that battle with a Mega Stone Mega Evolve.