Riolu #SV21 from Hidden Fates Shiny Vault is a holo shiny card that currently sells for about $8.43 ungraded, with graded copies ranging from $14.66 at grade 7 to $47.00 at grade 10. A grade 10 copy sells for around $47.00, about 5.6× the $8.43 raw price, so high-grade copies are worth grading.