Game cards are small, rectangular pieces of cardboard or plastic used in various games, such as poker, Magic: The Gathering, and Uno. Each card typically features unique artwork, symbols, or text that convey specific rules or abilities. Players use these cards to compete against each other, strategizing based on the cards they hold. Game cards can be categorized into different types, including action cards, character cards, and resource cards. They are often collected and traded, with some cards becoming highly valuable among enthusiasts. The design and mechanics of game cards contribute to the overall experience and enjoyment of the game.