Zopandrel, Hunger Dominus #315 from Phyrexia: All Will Be One is a showcase / borderless mythic card that currently sells for about $24.53 ungraded and around $5.78 at grade 7. A grade 7 copy sells for around $5.78 vs $24.53 raw. That's a modest premium, so grading only pays off for near-perfect copies.