Sandy Shocks ex #159 from Prismatic Evolutions is a holo illustration_rare card that currently sells for about $22.87 ungraded, with graded copies ranging from $24.17 at grade 7 to $163 at grade 10. A grade 10 copy sells for around $163, about 7.1× the $22.87 raw price, so high-grade copies are worth grading.