"One of a variety of mysterious Mega Stones. Have Gengar hold it, and this stone will enable it to Mega Evolve during battle."
Effect
Held: Allows Gengar to Mega Evolve into Mega Gengar.
Availability
Category
Mega Stones
Cost
Cannot be bought.
Game Availability
Lets Go Pikachu Lets Go EeveeX YSun MoonUltra Sun Ultra MoonSword Shield