Groudon-EX #106 from Dark Explorers is a rare card that currently sells for about $266 ungraded, with graded copies ranging from $155 at grade 7 to $16,400 at grade 10. TCGrader's AI has graded 5 copies of Groudon-EX (Dark Explorers), averaging 7.4 overall. A grade 10 copy sells for around $16,400, about 62× the $266 raw price, so high-grade copies are worth grading.