Dark Donphan #3 from Neo Destiny is a unlimited holo holo_rare card that currently sells for about $1.63 ungraded, with graded copies ranging from $6.42 at grade 7 to $44.75 at grade 10. A grade 10 copy sells for around $44.75, about 28× the $1.63 raw price, so high-grade copies are worth grading.