Increase your stockpile of Mega Stones in Pokemon sun and Pokemon moon and give more Pokémon the power to Mega Evolve with a special code. When you enter the following password in your game, you'll receive Mawilite, Beedrillite, Audinite, and Medichamite Mega Stones, the items needed for Mawile, Beedrill, Audino, and Medicham to Mega Evolve during battle.
Mega Stones password: INTIMIDATE
These Pokémon aren't available in the wild in Pokémon Sun or Pokémon Moon, but you can bring them into pokemon bank via Poké Transporter from earlier games. Pokémon will lose their items in the process, so this is currently the only way to get these Mega Stones in Pokémon Sun or Pokémon Moon.
To get the four Mega Stones:
Select Mystery Gift on the main menu.
Select Receive Gift.
Select Get with Code/Password, then Yes, and then Yes again to connect to the Internet.
Enter your password.
Watch as you receive the Mega Stones.
Speak to the deliveryman in any Pokémon Center to pick up your Mega Stones.
Be sure to save your game!
Enjoy bigger battles with the force of Mega Evolution in Pokemon Sun and Pokemon Moon with these awesome Mega Stones.
If you cant transfer the pokemon over then cheek the GTS, by going it to the festival plaza, Trade, GTS, connect to the internet by pressing yes then yes again, keep on pressing A, until you are at the main menu, you can also deposit pokemon for different pokemon or seek the pokemon you wont but remember you got to have the pokemon someone else wont or you cant have that pokemon.