Trevenant VMAX #206 from Evolving Skies is a rare card that currently sells for about $6.89 ungraded, with graded copies ranging from $13.75 at grade 9 to $32.00 at grade 10. A grade 10 copy sells for around $32.00, about 4.6× the $6.89 raw price, so high-grade copies are worth grading.