Terastal Festival ex is Japan’s annual ‘High Class Pack’ set, featuring 187 cards before secret rares and a huge selection of alternate art secret rares. Each booster pack contains 10 cards, including a guaranteed Pokémon ex, offering larger packs and guaranteed hits. Unique to this set are special reverse holo cards with a ‘cracked ice’ effect and Poke Balls in the background, adding extra flair for collectors.