These Moria One Piece playing cards are super easy to use. Just shuffle the deck well before starting any card game, whether it's a classic poker game or a custom - made One Piece - themed card game you come up with. When handling the cards, make sure your hands are clean to avoid getting dirt or grease on them. Don't bend or fold the cards forcefully as it might damage the beautiful embossed artwork. After use, store the cards in a dry and cool place. You can keep them in the original tuck case to protect the artwork and keep the cards in good condition. With proper care, these cards will last you a long time and remain a great addition to your One Piece collection.