Teal Mask Ogerpon ex #25 from Twilight Masquerade is a holo rare card that currently sells for about $2.99 ungraded, with graded copies ranging from $7.10 at grade 7 to $29.99 at grade 10. A grade 10 copy sells for around $29.99, about 10× the $2.99 raw price, so high-grade copies are worth grading.