Vona, Butcher of Magan #231 from Ixalan is a mythic card that currently sells for about $6.04 ungraded, with graded copies ranging from $24.99 at grade 9 to $27.00 at grade 9.5. A grade 9.5 copy sells for around $27.00, about 4.5× the $6.04 raw price, so high-grade copies are worth grading.