Brock's Sandslash #23 PSA 10: price & population
PSA 10
$84.65
Raw
$12.58
PSA 10 pop
14
Gem rate
15.4%
A PSA 10 Brock's Sandslash #23 from Gym Heroes sells for $84.65 — a 573% premium over the $12.58 raw price. PSA has graded this card 91 times; 14 came back a 10 (15.4% gem rate), and 36 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $27.58. The jump from 9 to 10 is worth $57.07 — that spread, times your real odds of the 10, is what decides whether grading pays.
Prices from real completed sales, updated daily. Population data from PSA's public population report.
