Pokemon 2016 Pokemon Card XY Break CP#5 Mythical/Legendary Dream Holo Collection series booster pack (1st Edition). It was only available at the Pokemon Center and a few toy stores in Japan, in July, 2016, for a very limited time and in very limited quantity. Each pack contains 4 random shiny or holofoil cards. This set is different from other sets. ALL 4 CARDS IN THE BOOSTER PACK ARE HOLOFOILS.These cards are part of a mini set that contains 36 cards plus 2 rare cards, all of which are holofoil.The booster packs are 1st edition which is only sold for the first few weeks of production (It has the "1st Edition" stamp on the bottom corner of the card).