the best of x and y booster box High Class Best of XY Booster Box Japanese PokemonHigh Class Best of XY Booster Box Japanese Pokemon 1 factory sealed booster box Special set Language: Japanese Release: April 21st 2017 Bank transfer or Wise strongly preferred. Please contact us to purchase. Each pack contains 15 cards instead of the usual 5, with each pack containing one Pokmon EX, Mega Evolution or Pokmon BREAK card, as well as one Reverse Starlight Holofoil card. "The Best of XY (Japanese: THE BEST OF XY High Class Pack The Best

High Class Best of XY Booster Box Japanese Pokemon

1 factory sealed booster box

Special set

Language: Japanese

Release: April 21st 2017

Bank transfer or Wise strongly preferred. Please contact us to purchase.

Each pack contains 15 cards instead of the usual 5, with each pack containing one Pokémon-EX, Mega Evolution or Pokémon BREAK card, as well as one Reverse Starlight Holofoil card.

"The Best of XY (Japanese: ハイクラスパック THE BEST OF XY High Class Pack The Best of XY) is the name given to the third Japanese subset released during the Sun & Moon Era of the Pokémon Trading Card Game. The set consists mostly of reprints of cards from the XY and XY BREAK Eras. It features Pokémon-EX, Mega Evolution and Pokémon BREAK." -bulbapedia

Complete Set list is available here