Poltchageist #171 from Twilight Masquerade is a reverse holo illustration_rare card that currently sells for about $3.58 ungraded, with graded copies ranging from $14.96 at grade 9 to $64.99 at grade 10. A grade 10 copy sells for around $64.99, about 18× the $3.58 raw price, so high-grade copies are worth grading.