The Pokémon trading card game, released in 1996, was the year's top-selling toy in the strategic card game subclass in 2016, and as of September 2019, the game has sold over 28.8 billion cards worldwide. Players assume the role of a Pokémon trainer and use their Pokémon to battle their opponent's Pokémon. Players play Pokémon to the field and attack their opponent's Pokémon. A Pokémon that has sustained enough damage is knocked out, and the player who knocked it out draws a Prize card. There are usually six Prize cards, and the primary win condition is to draw all of them.