Mewtwo-GX #78 from Shining Legends is a holo rare card that currently sells for about $701 ungraded, with graded copies ranging from $765 at grade 7 to $8,500 at grade 10. TCGrader's AI has graded 10 copies of Mewtwo-GX (Shining Legends), averaging 8.1 overall. Only 10% scored 9 or higher, so genuinely mint copies of this card are scarce. A grade 10 copy sells for around $8,500, about 12× the $701 raw price, so high-grade copies are worth grading.