The Pokémon First Partner Illustration Collection Series 1 is a special set featuring iconic characters like Bulbasaur, Charmander, and Squirtle. Each pack includes 23 cards made of durable card stock, with one box containing a total of 120 cards. This collection is officially licensed by The Pokémon Company International and features artwork by the Pokémon Company Art-team. The set is in English and manufactured in the United States, making it a must-have for any Pokémon TCG fan looking to add unique and rare cards to their collection.