The "ONE PIECE GRADED MYSTERY SLAB" contains a single graded card from the One Piece CCG set, with a high grade of 9 to 10. This pack includes a variety of English-language cards featuring characters from the series, manufactured by Bandai. The slab also includes promotional and booster cards, with a chance for rare chase cards. This collectible item is perfect for fans of the One Piece CCG looking to add a valuable and rare card to their collection.