12 Packs per Booster Box. 7 Cards per Pack.
【Deck Construction Rules】Choose one color and build a 54-card deck with cards from that color. You may also include White cards which can be used in decks of any color. Up to 4 cards with the same number can be included in each deck. This product contains Red, Blue, and White cards.
【Use of Cards】Only the English version will be supported for sanctioned and official tournaments outside of Japan. With the exception of certain cards (e.g. Rage cards), Japanese version cards may not be used.