POP Series 1

POP Series 1 is the first set in the Pokémon Organized Play (POP) series of the Pokémon Trading Card Game, released on September 1, 2004. This set introduced 17 new cards, available exclusively through Pokémon Organized Play tournaments and events. Featuring reprints of popular Pokémon from previous sets, as well as several exclusive cards, this set offered collectors and players a unique way to expand their collection.