Cornerstone Mask Ogerpon ex

Market prices

Cornerstone Mask Ogerpon ex 058/131 from Prismatic Evolutions sells for $1.97 ungraded: the median of 21 completed sales over the last 30 days, as of November 13, 2026.

Graded population: CGC 155 copies (43.2% in 10), PSA 103 copies (31.1% in 10), and BGS 4 copies, as of November 1, 2026.

Ungraded

MedianRangeSales

7 days$2.47est.$2.47 – $2.472 sales

30 days$1.97$1.24 – $3.9621 sales

90 days$1.96$1.96 – $1.9668 sales

Median by period. Short periods can rest on a handful of sales: the count is shown next to each price, and prices marked “est.” are indicative.

Graded Prices

PSA

PSA graded prices

Grade	Median	Sales
PSA 9	$12.57est.	1 sale

Actual prices may vary.

Graded population report — Cornerstone Mask Ogerpon ex #058

Updated monthly · as of October 2026

PSA

103 graded · 31.1% in 10

Grade	Pop
10	32
9	55
8.5	1
8	13
7	1
6	1

0%27.5%55%

123456788.5910

CGC

155 graded · 43.2% in 10

Grade	Pop
Pristine 10	17
Gem Mint 10	50
9.5	13
9	44
8.5	20
8	9
5	1
Authentic	1

0%17.5%35%

Au123456788.599.5GM10Pr10Pf10

BGS

4 graded

Grade	Pop
9.5	2
9	2

0%25%50%

1234567899.5Pr10BL10