Brock's Onix
Gym Heroes #21RareIllustrated by Benimaru Itoh
Prices by version
| Version | Market | Low to high |
|---|---|---|
| Normal | class="page" tabindex="-1"1.31 | $6.73 to $96.95 |
| 1st Edition Normal | class="page" tabindex="-1"7.36 | $8.66 to $210.07 |
TCGplayer market prices for Near Mint copies, as of October 27, 2026. Each version is priced on its own.