Simian Spirit Guide #148 from Masters 25 is a foil uncommon card that currently sells for about $16.14 ungraded, with graded copies ranging from $35.00 at grade 9 to $63.00 at grade 10. A grade 10 copy sells for around $63.00, about 3.9× the $16.14 raw price, so high-grade copies are worth grading.