Heatran-GX #238 from Unified Minds is a rare card that currently sells for about $9.27 ungraded, with graded copies ranging from $17.91 at grade 9 to $61.00 at grade 10. A grade 10 copy sells for around $61.00, about 6.6× the $9.27 raw price, so high-grade copies are worth grading.