Mewtwo #75 from Unbroken Bonds is a reverse holo rare card that currently sells for about $1.02 ungraded, with graded copies ranging from $27.06 at grade 9 to $69.30 at grade 10. A grade 10 copy sells for around $69.30, about 68× the $1.02 raw price, so high-grade copies are worth grading.