Darkrai ◇ #77 from Ultra Prism is a holo rare card that currently sells for about $7.18 ungraded, with graded copies ranging from $27.00 at grade 9 to $64.45 at grade 10. A grade 10 copy sells for around $64.45, about 9× the $7.18 raw price, so high-grade copies are worth grading.