Arceus & Dialga & Palkia-GX #220 from Cosmic Eclipse is a rare card that currently sells for about $50.98 ungraded, with graded copies ranging from $69.89 at grade 9 to $154 at grade 10. A grade 10 copy sells for around $154, about 3× the $50.98 raw price, so high-grade copies are worth grading.