Mew ★ δ #101 from Dragon Frontiers is a holo holo_rare card that currently sells for about $2,250 ungraded, with graded copies ranging from $8,900 at grade 7 to $192,000 at grade 10. TCGrader's AI has graded 13 copies of Mew ★ δ (Dragon Frontiers), averaging 7.1 overall. A grade 10 copy sells for around $192,000, about 85× the $2,250 raw price, so high-grade copies are worth grading.