Silumgar, the Drifting Death #157 from Fate Reforged is a foil rare card that currently sells for about $5.33 ungraded, with graded copies ranging from $4.15 at grade 7 to $144 at grade 10. A grade 10 copy sells for around $144, about 27× the $5.33 raw price, so high-grade copies are worth grading.