Porygon-Z LV.X #100 from Majestic Dawn is a holo holo_rare card that currently sells for about $53.24 ungraded, with graded copies ranging from $108 at grade 7 to $150 at grade 10. A grade 10 copy sells for around $150, about 2.8× the $53.24 raw price, so high-grade copies are worth grading.