PokémonGym Heroes
Brock's Onix#21
Rare · English
● Tracking 4 grades · USD
$233—30dLOW
Top grade · PSA 10 · range $15–$233
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Grade30dTrendConfidence · obsReference price
PSA 10top—30dLOW5 obs · 1 src$233→PSA 9—30d—LOW5 obs · 1 src⚠$47→PSA 8—30dLOW1 obs · 1 src$43→BGS 9—30d—LOW3 obs · 1 src⚠$15→4 of 4 grades priced