Cornerstone Mask Ogerpon ex #119 PSA 10: price & population
PSA 10
$34.88
Raw
$4.21
PSA 10 pop
177
Gem rate
85.5%
A PSA 10 Cornerstone Mask Ogerpon ex #119 from Japanese Mask of Change sells for $34.88 — a 729% premium over the $4.21 raw price. PSA has graded this card 207 times; 177 came back a 10 (85.5% gem rate), and 21 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $19.00. The jump from 9 to 10 is worth $15.88 — that spread, times your real odds of the 10, is what decides whether grading pays.
The September 2026 Grade Report ranks the 30 most profitable cards to grade right now, by expected profit after every fee. Same math as this page, run across the whole market. $29, one time, instant.
See the top 30 →Prices from real completed sales, updated daily. Population data from PSA's public population report.
