M Mewtwo-EX #159 from BREAKthrough is a holo rare card that currently sells for about $70.00 ungraded, with graded copies ranging from $116 at grade 7 to $2,650 at grade 10. A grade 10 copy sells for around $2,650, about 38× the $70.00 raw price, so high-grade copies are worth grading.