Kiora, Master of the Depths #213 from Battle for Zendikar is a foil mythic card that currently sells for about $8.74 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 3.1× the $8.74 raw price, so high-grade copies are worth grading.