Rayquaza-GX #177a from Celestial Storm is a rare card that currently sells for about $117 ungraded, with graded copies ranging from $41.00 at grade 7 to $400 at grade 10. TCGrader's AI has graded 12 copies of Rayquaza-GX (Celestial Storm), averaging 8 overall. Only 8% scored 9 or higher, so genuinely mint copies of this card are scarce. A grade 10 copy sells for around $400, about 3.4× the $117 raw price, so high-grade copies are worth grading.