M Kangaskhan-EX #79 from Flashfire is a reverse holo holo_rare card that currently sells for about $14.99 ungraded, with graded copies ranging from $15.00 at grade 7 to $599 at grade 10. A grade 10 copy sells for around $599, about 40× the $14.99 raw price, so high-grade copies are worth grading.