Enduring Innocence #6 from Duskmourn: House of Horror is a rare card that currently sells for about $91.04 ungraded, with graded copies ranging from $50.00 at grade 9 to $175 at grade 10. A grade 10 copy sells for around $175 vs $91.04 raw. That's a modest premium, so grading only pays off for near-perfect copies.