Oath of Liliana #99 from Eldritch Moon is a foil rare card that currently sells for about $2.06 ungraded, with graded copies ranging from $21.24 at grade 9 to $23.00 at grade 9.5. A grade 9.5 copy sells for around $23.00, about 11× the $2.06 raw price, so high-grade copies are worth grading.