Shiny Treasure ex arrived in 2023 as a Japanese-exclusive set celebrating holographic variants of popular Pokémon. The era marked a peak for Japanese Pokémon TCG releases, with collectors worldwide seeking these region-specific offerings for their distinctive artistry and production quality. This period solidified Japan's position as the center of serious card collecting, driving demand among players and enthusiasts alike. Houndstone's inclusion in this set appeals to trainers drawn to this Pokémon's ghost-rock typing and compelling design. The holographic treatment elevates the card's visual appeal, making it a natural target for collectors building comprehensive modern collections or focusing on Japanese exclusives from this beloved release.