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Brock’s Onix 21/132

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Set: Gym Heroes Released: Aug 14, 2000
Pokémon: Solrock Fighting Type Rare Illustrator: Benimaru Itoh Pull Rate:1 in 34.5 packs (2.9%) Evolves To: Steelix
Raw market price 17.36 $0.42 (2.48%)
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Raw market price 11.73 $2.96 (33.75%)
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Wizards of the Coast Brock's Onix 21/132 Gym Heroes EN Rare 70HP

21 hrs ago

Wizards of the Coast Brock's Onix 21/132 Gym Heroes EN Rare 70HP

Ungraded: <span class="price-value" data-price="20.00">$20.00</span>
Pokémon TCG Brock's Onix Card 21/132 Unlimited Rare HP Gym Heroes 2000

2 days ago

Pokémon TCG Brock's Onix Card 21/132 Unlimited Rare HP Gym Heroes 2000

Ungraded: <span class="price-value" data-price="4.50">$4.50</span>
Brock's Onix (21) 21/132 1st Edition Rare Gym Heroes LP Pokemon

30.10.2026

Brock's Onix (21) 21/132 1st Edition Rare Gym Heroes LP Pokemon

Ungraded: <span class="price-value" data-price="12.99">$12.99</span>
Pokemon TCG Brock's Onix Gym Heroes 21/132 Rare Reg Unlimited Eng 1999

30.10.2026

Pokemon TCG Brock's Onix Gym Heroes 21/132 Rare Reg Unlimited Eng 1999

Ungraded: <span class="price-value" data-price="6.71">$6.71</span>
Brock's Onix (21) Rare Gym Heroes Unlimited 021/132 NM

28.10.2026

Brock's Onix (21) Rare Gym Heroes Unlimited 021/132 NM

Ungraded: <span class="price-value" data-price="10.99">$10.99</span>
Brock's Onix 21/132 Gym Heroes Rare 1999 Pokemon Card 70 HP Unlimited

28.10.2026

Brock's Onix 21/132 Gym Heroes Rare 1999 Pokemon Card 70 HP Unlimited

Ungraded: <span class="price-value" data-price="6.95">$6.95</span>
Pokemon Brock's Onix 21/132 Gym Heroes Rare Unlimited WOTC 2000 LP

27.10.2026

Pokemon Brock's Onix 21/132 Gym Heroes Rare Unlimited WOTC 2000 LP

Ungraded: <span class="price-value" data-price="9.99">$9.99</span>
BROCK'S ONIX 21/132 GYM HEROES 2000

24.10.2026

BROCK'S ONIX 21/132 GYM HEROES 2000

Ungraded: <span class="price-value" data-price="11.40">$11.40</span>
Pokemon Gym Heroes Rare Brock's Onix 21/132 - LP Actual Card

22.10.2026

Pokemon Gym Heroes Rare Brock's Onix 21/132 - LP Actual Card

Ungraded: <span class="price-value" data-price="8.99">$8.99</span>
Pokémon TCG Brock's Onix 21/132 Rare Gym Heroes Unlimited Lightly Played

20.10.2026

Pokémon TCG Brock's Onix 21/132 Rare Gym Heroes Unlimited Lightly Played

Lightly Played: <span class="price-value" data-price="6.99">$6.99</span>
Brock's Onix (21) 21/132 (MP) - Gym Heroes Pokémon

18.10.2026

Brock's Onix (21) 21/132 (MP) - Gym Heroes Pokémon

Ungraded: <span class="price-value" data-price="7.99">$7.99</span>
Brock's Onix 21/132 Rare Gym Heroes Pokemon Unlimited Lightly Played

18.10.2026

Brock's Onix 21/132 Rare Gym Heroes Pokemon Unlimited Lightly Played

Lightly Played: <span class="price-value" data-price="10.00">$10.00</span>
Brock's Onix 21/132 Gym Heroes Unlimited Regular Rare Pokemon TCG English 70 HP

13.10.2026

Brock's Onix 21/132 Gym Heroes Unlimited Regular Rare Pokemon TCG English 70 HP

Ungraded: <span class="price-value" data-price="4.99">$4.99</span>
Brock's Onix 21/132 Rare Gym Heroes Pokemon Unlimited LP

12.10.2026

Brock's Onix 21/132 Rare Gym Heroes Pokemon Unlimited LP

Ungraded: <span class="price-value" data-price="8.00">$8.00</span>
Brock's Onix (21) 21/132 Gym Heroes Unlimited Pokemon TCG HP

06.10.2026

Brock's Onix (21) 21/132 Gym Heroes Unlimited Pokemon TCG HP

Ungraded: <span class="price-value" data-price="5.49">$5.49</span>
Pokemon TCG Brock's Onix 21/132 Gym Heroes Regular Vintage B

09.09.2026

Pokemon TCG Brock's Onix 21/132 Gym Heroes Regular Vintage B

Ungraded: <span class="price-value" data-price="7.00">$7.00</span>
Brock's Onix 21/132 Gym Heroes 2000 English Rare Regular Unlimited 70HP

06.09.2026

Brock's Onix 21/132 Gym Heroes 2000 English Rare Regular Unlimited 70HP

Ungraded: <span class="price-value" data-price="5.00">$5.00</span>
Wizards of the Coast Brock's Onix 21/132 Gym Heroes Unlimited Eng 70HP

25.08.2026

Wizards of the Coast Brock's Onix 21/132 Gym Heroes Unlimited Eng 70HP

Ungraded: <span class="price-value" data-price="8.40">$8.40</span>
Brock's Onix 21/132+Resistance Gym 109/132 Gym Challenge/Heroes Lot Pokemon Card

29.07.2026

Brock's Onix 21/132+Resistance Gym 109/132 Gym Challenge/Heroes Lot Pokemon Card

Used: <span class="price-value" data-price="12.00">$12.00</span>
Brock's Onix 21/132 Gym Heroes Rare Pokemon Card MP

05.07.2026

Brock's Onix 21/132 Gym Heroes Rare Pokemon Card MP

Ungraded: <span class="price-value" data-price="12.95">$12.95</span>
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Brock’s Onix #21/132 FAQs: Price, Grading & Collecting

Answers about Brock’s Onix #21/132 from Gym Heroes — live market value, pull rates, PSA grading returns and tournament legality.

Over the last 30 days, an ungraded Brock’s Onix has moved up 2.5% to $17.36. PSA 10 copies are up 3.9% over the same period.

Brock’s Onix #21/132 appears roughly 1 in 34.5 packs, which works out at 2.9% per pack. That makes it one of the harder cards to pull from Gym Heroes.

Brock’s Onix #21/132 is a Rare, one of the higher rarity tiers in Gym Heroes.

At $17.36 raw, you need a PSA 10 to profit. A PSA 10 sells for $545.83, giving a net return of +$429.51 after grading costs and selling fees. PSA 9 returns +$32.60 and PSA 8 returns −$14.85, so a PSA 9 or 10 can profit, while anything below that loses money on this card.

PSA have graded 308 copies of Brock’s Onix #21/132, of which 53 came back as PSA 10. That is a gem rate of 17.2%, or roughly 1 in 5.8 graded copies.

No. At a 17.2% gem rate, Brock’s Onix grades better than the Gym Heroes average by 2.4 points. Most submitted copies come back clean.

Brock’s Onix #21/132 was illustrated by Benimaru Itoh, who has illustrated 2 Pokémon cards in total.

Brock’s Onix #21/132 was released on 14 August 2000 as part of Gym Heroes. It belongs to the Vintage era and features a Generation 1 Pokémon from the Kanto region.