Elesh Norn, Mother of Machines #10 from Phyrexia: All Will Be One is a foil mythic card that currently sells for about $88.95 ungraded, with graded copies ranging from $200 at grade 9.5 to $180 at grade 10. A grade 10 copy sells for around $180, about 2× the $88.95 raw price, so high-grade copies are worth grading.