What is a Pokémon coin?
I recently encountered the term 'Pokémon coin' and I'm curious to know what it actually is. Is it a special type of currency used in the Pokémon universe or just a collector's item? I want to understand its purpose and value.
What makes a Pokemon coin rare?
I'm trying to understand what factors contribute to the rarity of a Pokemon coin. Is it the age, the condition, the mintage, or some other factors? What makes a Pokemon coin stand out as rare and valuable?