To use this product, first open the booster sets. You'll find a ready - to - play 60 - card deck inside. Grab the rules booklet and read through it to understand how to play the game. Use the reference cards as a quick guide during the game. Place your playmat on a flat surface and start the battle. Use the damage counters to keep track of your Pokémon's health. The large metallic coin can be used for coin - flip decisions. The deck box is great for storing your cards safely. The strategy sheet can help you come up with winning strategies. And don't forget to use the code card to play online. When it comes to maintenance, keep your cards in the deck box to protect them from dust and damage. Avoid bending or getting the cards wet. Also, keep the other items like the playmat and damage counters in a clean and dry place.