The official Japanese website has revealed that starting on December 12th, 2014 until January 16th, 2015, Pikachu and Mega Lizardon Y will be distributed to players of Pokémon X and Y as well as Pokémon Omega Ruby and Pokémon Alpha Sapphire at all 8 Pokémon Center locations as part of the opening celebrations for the new Pokémon Center Mega Tokyo which opens on December 12th, 2014. The Mega Lizardon Y is a Alternate-colored Lizardon holding a Lizardonite Y.



Lizardon and Pikachu will be distributed throughout the day on an alternating hourly cycle. Below are the times of the day each Pokémon will be available at.

Mega Lizardon Y (メガリザードンY)： 10:00~11:00, 12:00~13:00, 14:00~15:00, 16:00~17:00,18:00~19:00, 20:00~21:00
Pikachu (ピカチュウ)： 11:00~12:00, 13:00~14:00, 15:00~16:00, 17:00~18:00, 19:00~20:00

Source: http://www.pokemon.co.jp/ex/pokecen_megatokyo/present/

Mega Tokyo Pikachu TCG Promo Card

Also being distributed starting on December 12th, 2014 until January 16th, 2015 is a Mega Tokyo Pikachu TCG Promo Card (メガトウキョーのピカチュウ). It is available while supplies last to those that make a purchase at one of the Pokémon Centers. Pikachu has the special move Mega Open! (メガオープン！) which requires both players show their hands to each other.