Pokémon TCG · Gym Heroes · #21
Brock's Onix #21 price
Brock's Onix (#21, Rare) is a card from Pokémon set Gym Heroes. Near Mint (1st Edition), it has a market price of about $16.68 on TCGplayer (updated September 25, 2026). Over the last 7 days, its TCGplayer market price rose 1.3%. Over the last 30 days, its TCGplayer market price rose 9.1%. Over the last 90 days, its TCGplayer market price rose 31.6%. Its 90-day TCGplayer market price range is $12.66 to $16.68.
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Brock's Onix #21 prices by finish
| Finish | TCGplayer | Cardmarket |
|---|---|---|
| 1st Edition | $16.68 | – |
| Unlimited Holo | $8.64 | – |
Near Mint prices: TCGplayer market price (via tcgcsv), updated September 25, 2026.
Price changes by finish
| Finish | Price | 7 days | 30 days | 90 days | 90-day range |
|---|---|---|---|---|---|
| 1st Edition | TCGplayer market price | +1.3% | +9.1% | +31.6% | $12.66 – $16.68 |
| Unlimited Holo | TCGplayer market price | −0.3% | −3.8% | +0.8% | $8.57 – $9.15 |
Change of the same Near Mint price (same market, same finish) against 7, 30 and 90 days ago; range: its lowest and highest daily value over the last 90 days. Only where the price history supports a figure; lowest listings have none.
Price charts, graded prices from PSA, CGC, BGS, SGC, TAG and ACE, PSA population counts and recent sold listings are in Sparkl Pro.
About this card
- Set
- Gym Heroes
- Number
- 21
- Rarity
- Rare
- Finishes
- 1st Edition, Unlimited Holo
- Released
- October 14, 2000
- Print language
- English
- Character
- All Onix cards
Other Brock's Onix cards in Gym Heroes
- Brock's Onix#69 · Common · $7.38
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