This booster display contains 24x booster packs. A new chapter begins: Inverted World Chronicle First appearance of double colour cards and new keyword effect Astral In this set, there are spirit, magic, and nexus cards of six colour combinations: red/purple, purple/yellow, yellow/white, white/green, green/blue, and blue/red. Many of the double colour cards feature a new keyword effect, Chain, making it easy to construct multicolour decks and unlocking a brand-new way of fighting BSS05 includes a special rarity of card called Anniversary Rare to celebrate the 1 year anniversary of BSS