pokemon trading card game x and y & Roaring Skies Booster Pack The revolutionary Mega Evolution game mechanic is coming to the brand Mega Charizard X & Y

This particular copy is the Japanese version from the equivalent set named Birth Star

Just look at the MTG Ixalan Commander decks

All of them are great ways for creature-based decks to gain life

Plus, extra compartments allow you to store: Tokens, dice, and counters Sideboards and booster packs Life counters and additional gaming accessories 3

As an example, Emchompite says that cards that were included within Japanese sets, like the Secret Rare Yveltal EX from Best of XY, but as promos in English, are usually more expensive in Japanese just due to the nature of their release (i.e., having to pull the card from a pack vs a guaranteed promo card in a product)