Brock's Onix
Gym Heroes · Rare Holo
Pokémon
pkm:gym1-21
TCGPlayer + Cardmarket
Fair market value
$9.98
Consensus of real listings · typical $5.88 – $14.67
Optimal buy
$9.01
Never pay above $9.54
Optimal sell
$10.82
Never sell below $10.23
Estimate for guidance, not an appraisal. Value your exact copy →