Brock's Onix — Gym Heroes Price & Value
Gym Heroes · #21/132 · Rare
Current Prices
Updated 3/13/2026| Variant | Low | Mid | Market | High |
|---|---|---|---|---|
| 1stedition | $8.00 | $9.25 | $12.40 | $44.99 |
| unlimited | $4.22 | $6.77 | $7.30 | $4,321.00 |
Price History
Card Details
- Supertype
- Pokémon
- Subtypes
- Basic
- HP
- 70
- Types
- Fighting
- Artist
- Benimaru Itoh
- Rarity
- Rare
- Set
- Gym Heroes
- Pokemon
- Brock's
- Series
- Gym
- Release Date
- 2000/08/14
- Weaknesses
- Grass ×2
- Retreat Cost
- 2
Pokedex Data
“This chain of immense stones resembles a giant serpent. Tremors shake the earth above as it burrows deep beneath the ground, feeding on boulders as it goes.”
Evolves into steelix (holding metal coat)
Attacks
Flip a coin. If heads, the Defending Pokémon is now Paralyzed.
If your opponent has any Benched Pokémon, choose up to 2 of them. This attack does 20 damage to each of them. (Don't apply Weakness and Resistance for Benched Pokémon.) Brock's Onix can't attack during your next turn.
Format Legality
Brock's Onix from Gym Heroes (#21/132) is currently trading at $12.40 on the market. As a Rare card, prices may vary based on condition and variant. Brock's Onix is a Fighting-type Pokémon. Data sourced from TCGPlayer.
Frequently Asked Questions
How much is Brock's Onix from Gym Heroes worth?↓
Brock's Onix (Gym Heroes #21) has a current market price of $12.40 on TCGPlayer. Prices vary by condition — Near Mint copies command the highest value.
Is Brock's Onix (Gym Heroes) legal in Standard?↓
No, Brock's Onix from Gym Heroes is not currently legal in Standard. It is available in Unlimited format only.
What rarity is Brock's Onix from Gym Heroes?↓
Brock's Onix (Gym Heroes #21) is a Rare card classified as a Pokémon.
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