Teal Mask Ogerpon ex #190 from Twilight Masquerade is a holo ultra_rare card that currently sells for about $4.00 ungraded, with graded copies ranging from $14.19 at grade 9 to $33.24 at grade 10. A grade 10 copy sells for around $33.24, about 8.3× the $4.00 raw price, so high-grade copies are worth grading.