What Is the Rarest Pokémon Card? And Is It Worth $5.2 Million?
In 1996, the Pokémon trading card game launched in Japan, just months after the release of the Pokémon Red and Green games for Nintendo's Game Boy. Now, 28 years and 52.9 billion cards later, the Pokémon trading card game continues to captivate players and collectors alike.
Source: howstuffworks.com