The Pokémon Terastal Festival ex SV8A Booster Box (Japanese) is a Japanese language Booster Box of the Pokémon trading card game (TCG), which contains ten booster packs per box. Within each box's booster pack, there are ten different randomized options of possible cards that the recipient can obtain. Pokémon, developed in Japan, is a series based on a universe of fictional beings who coexist with humans. The series has been adapted as a video game, television series, film, and TCG. The Terastal Fest ex subcategory is known for including noteworthy Pokémon and Trainer cards from 2023 and 2024 releases, such as a Pokémon ex reprint and the ACE SPEC card. Our experts feel that the best feature of the Terastal Booster Box is the mirrored holofoil ball pattern, a detail that can also be rendered as a Master Ball motif. The Pokémon Terastal Festival ex SV8A.