Battle with your team of 3 Pokémon to receive great rewards in online ranked battles.
For reaching Rank Y, you will receive a Greninjaite mega stone.
For reaching Rank V, you will receive a Delphoxite mega stone.
For reaching Rank U, you will receive a Chesnaughtite mega stone.
For reaching Rank S, you will receive a Baxcalibrite mega stone.
