Gym Heroes · 2000
Brock's Onix 21/132
$17.36
TCGplayer market price for a near-mint, ungraded Brock's Onix from Gym Heroes, +0.9% over 30 days, as of November 11, 2026.
- 7-day change
- +0.0%
- 30-day change
- +0.9%
- Rarity
- Rare
- Number
- 21/132
- Illustrator
- Benimaru Itoh
Brock's Onix price history
Since October 14, 2026: low $17.21, high $17.36. Recorded by Hyper Rare each time the market price updates.
| Printing | Market price |
|---|---|
| 1st Edition | $17.36 |
| Unlimited | $11.65 |
What’s it worth in a trade?
At $17.36, Brock's Onix trades about even with:
-
Galvantula
$17.39
-
Ethan's Ho-Oh ex
$17.41
-
Petilil
$17.53
-
Wally's Compassion
$17.28
Trading for Brock's Onix?
Check the deal before you swap.
Add what you’re giving and the free trade calculator tells you if it’s fair. Scan cards and track your collection’s value in the Hyper Rare app.
Other Onix cards
-
Brock's Onix
$8.58
-
Onix
$64.38
- No image
Onix
$9.29
-
Onix
$8.29
-
Onix
$3.65
-
Onix GX
$2.96
-
Onix
$2.81
-
Onix
$1.18
-
Onix
$1.17
-
Onix
$1.09
-
Onix
$1.00
-
Onix
$0.91
Showing the 12 most valuable of 29.
How much is Brock's Onix 21/132 from Gym Heroes worth?
Brock's Onix (21/132) from Gym Heroes has a TCGplayer market price of $17.36 for a near-mint, ungraded copy as of November 11, 2026. By printing: 1st Edition $17.36 and Unlimited $11.65.
Is Brock's Onix 21/132 going up in value?
Brock's Onix is up 0.9% over the last 30 days, from Hyper Rare's price snapshots. Since October 14, 2026 it has ranged from $17.21 to $17.36.
What is Brock's Onix 21/132 worth in a trade?
At $17.36, it trades about even with Galvantula (White Flare, $17.39), Ethan's Ho-Oh ex (Destined Rivals, $17.41), Petilil (Black Bolt, $17.53), and Wally's Compassion (Mega Evolution, $17.28).
How many Onix cards are there?
Hyper Rare tracks 30 priced Onix cards. The most valuable other one is Onix from Southern Islands at $64.38.