The Blastoise & Suicune ex Deck set represents a significant moment in modern Pokémon TCG history, arriving during the ex era's resurgence in Japan. Released in 2023, this period marked renewed collector enthusiasm for constructed decks that paired iconic Pokémon with competitive gameplay elements. Japanese deck releases like this one became sought-after for their unique card selections and regional exclusivity, appealing to both players building tournament decks and collectors pursuing comprehensive set completion. Ultra Ball is a versatile Trainer card essential to competitive Pokémon TCG strategy, allowing players to search their deck for any Pokémon. Its inclusion in this premium deck made it an accessible way to obtain this widely-played card while building a themed collection around the featured legendary Pokémon.