Mega Stone Gift: Mewtwonite X & Y .

This event was given away using a common password M2DESCENT for all regions.
This marks the first time these Mega Stones were made available for Pokemon Sun & Moon.
 

WC 1605: メガストーン　プレゼント

Mewtwonite X         x 1

0x2C Thank you for playing Pokémon! Please pick up your gift from the deliveryman in any Pokémon Center.

Mewtwonite Y  x1

Serial Code  |  Mar 03 to Oct 31, 2017  |  JP 3DS: SM

Format Ver.v1.0.5, Post Updated Date:20173709_1637