Hidden Fates stands as one of the most celebrated special sets of the modern Pokemon TCG era. Released in 2019, this compilation brought together premium Shiny Pokemon across a dedicated Vault subset, capturing collector enthusiasm at a peak moment for the hobby. The set became known for delivering beautiful alternate-art treatments and elusive pulls that drove secondary market demand for years. Metang's inclusion in the Shiny Vault lineup showcases the appeal of these special releases. The steel-type evolution line has long held collector affection, and this holo treatment presents the Pokemon in striking metallic form. Collectors pursue Shiny Vault cards for their visual distinctiveness and the satisfaction of hunting cards that feel genuinely rare and rewarding to obtain.