Gisela, Blade of Goldnight #204 from Masters 25 is a mythic card that currently sells for about $5.27 ungraded, with graded copies ranging from $7.95 at grade 7 to $19.35 at grade 8. A grade 8 copy sells for around $19.35, about 3.7× the $5.27 raw price, so high-grade copies are worth grading.