Mega Greninja ex #100 from Chaos Rising is a holo ultra_rare card that currently sells for about $11.90 ungraded, with graded copies ranging from $53.98 at grade 9 to $106 at grade 10. TCGrader's AI has graded 9 copies of Mega Greninja ex (Chaos Rising), averaging 8.1 overall. Only 22% scored 9 or higher, so genuinely mint copies of this card are scarce. A grade 10 copy sells for around $106, about 8.9× the $11.90 raw price, so high-grade copies are worth grading.