Chandra, Awakened Inferno #127 from Core Set 2020 is a mythic card that currently sells for about $19.93 ungraded, with graded copies ranging from $28.00 at grade 9 to $31.00 at grade 9.5. A grade 9.5 copy sells for around $31.00 vs $19.93 raw. That's a modest premium, so grading only pays off for near-perfect copies.