Spiteful Sliver #148 from Modern Horizons is a foil rare card that currently sells for about $5.83 ungraded, with graded copies ranging from $19.99 at grade 9 to $22.00 at grade 9.5. A grade 9.5 copy sells for around $22.00, about 3.8× the $5.83 raw price, so high-grade copies are worth grading.