Pokémon TCG card · Fighting

Brock's Onix

Brock's Onix has 8 printings across 4 sets on TCGplayer (4 English and 4 Japanese). Prices run from $1.20 to $16.90. The cheapest is Brock's Onix at $1.20 and the most valuable is Brock's Onix (21) at $16.90. The most traded printing over the last 30 days is Brock's Onix (69), with 125 copies sold.

TCGplayer market prices as of 2026-09-29. Updated nightly.

Card text

Basic Pokémon · 70 HP · Fighting

FFBind20
Flip a coin. If heads, the Defending Pokémon is now Paralyzed.
FFFTunneling
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.

Weakness G · Retreat 2

English printings (4)

Brock's Onix (21) 021/132, Gym Heroes · Rare — Brock's Onix (21) 021/132
Gym Heroes · Rare
$16.90
price history

Brock's Onix (69) 069/132, Gym Heroes · Common — Brock's Onix (69) 069/132
Gym Heroes · Common
$7.68
price history

Japanese printings (4)

Brock's Onix Japanese, CoroCoro Promotional Cards · None — Brock's Onix Japanese
CoroCoro Promotional Cards · None
$16.00
price history

Brock's Onix (LV.30) Japanese, City Gym Decks · None — Brock's Onix (LV.30) Japanese
City Gym Decks · None
$9.24
price history

Brock's Onix (LV.41) Japanese, City Gym Decks · None — Brock's Onix (LV.41) Japanese
City Gym Decks · None
$3.33
price history

Brock's Onix Japanese, Leaders' Stadium · Common — Brock's Onix Japanese
Leaders' Stadium · Common
$1.20
price history

Every printing of Brock's Onix

Buy every English printing (2, about $10.48)

One copy of each card. TCGplayer fills the cart with the cheapest listing for each card and prices move, so your total can differ from ours. Normal and reverse holo copies share one TCGplayer product, so each card goes in once. Disclosure: these buttons open TCGplayer through our affiliate link. It does not change your price and it supports this work.

Printing	Set	Rarity	Finish	Market	Sold 30d
Brock's Onix (21) 021/132	Gym Heroes	Rare	1st Edition	$16.90	7	Buy
Brock's Onix (21) 021/132	Gym Heroes	Rare	Unlimited	$8.72	35	Buy
Brock's Onix (69) 069/132	Gym Heroes	Common	Unlimited	$1.76	125	Buy
Brock's Onix (69) 069/132	Gym Heroes	Common	1st Edition	$7.68	40	Buy
Brock's Onix Japanese	CoroCoro Promotional Cards	None	Normal	$16.00	7	Buy
Brock's Onix (LV.41) Japanese	City Gym Decks	None	Normal	$3.33	2	Buy
Brock's Onix (LV.30) Japanese	City Gym Decks	None	Normal	$9.24	0	Buy
Brock's Onix Japanese	Leaders' Stadium	Common	Normal	$1.20	11	Buy

About this page

Prices are TCGplayer market prices, refreshed nightly. Sold counts are TCGplayer completed sales over the trailing 30 days. Japanese rows come from TCGplayer's Pokemon Japan catalog and use the English card name. Card images and Buy buttons open TCGplayer through our affiliate link; printing names open our own price history pages. Not financial advice.