A man has been sentenced to 10 years in prison after being convicted of stealing nearly $21,000 worth of Pokémon cards, bringing an end to a case that highlights the growing value of collectible trading cards. Pokémon According to prosecutors, the theft involved thousands of dollars' worth of rare and highly sought-after Pokémon cards, a market that has exploded in value in recent years. Many vintage and limited-edition cards can sell for hundreds or even thousands of dollars