RareAlert IntelligenceCard-level collector intelligence
Gym
Brock's Onix
Gym Heroes · Unlimited · #21
Unlimited
Pokémon · Basic
Illustrated by Benimaru Itoh
Unlimited
Pokémon · Basic
Illustrated by Benimaru Itoh
Brock's Onix #21 from Gym Heroes Unlimited currently has 124 PSA graded copies, including 22 PSA 10s, for a 17.7% PSA gem rate. Its PSA population has remained unchanged over the last 10 days. Compare PSA, CGC and BGS populations by grade and track grading trends over time.
RareAlert may earn a commission from qualifying purchases made through eBay or TCGplayer links.
Graded population
| Grade | PSA | CGC | BGS |
|---|---|---|---|
| Total Graded | 124 | 86+2 | 3 |
| Pristine / Black Label % | — | 2.3%-0.06% | 0% |
| Gem Rate | 17.7% | 7.0%-0.2% | 33.3% |
| Perfect / Black Label | — | 0 | 0 |
| Pristine | — | 2 | — |
| 10 | 22 | 4 | 0 |
| 9.5 | — | 1 | 1 |
| 9 | 44 | 18 | 1 |
| 8.5 | 0 | 24+2 | 0 |
| 8 | 34 | 11 | 1 |
| 7.5 | 0 | 3 | 0 |
| 7 | 14 | 5 | 0 |
Show more
| 6.5 | 0 | 7 | 0 |
| 6 | 3 | 2 | 0 |
| 5.5 | 0 | 6 | 0 |
| 5 | 7 | 0 | 0 |
| 4.5 | 0 | 0 | 0 |
| 4 | 0 | 0 | 0 |
| 3.5 | 0 | 0 | 0 |
| 3 | 0 | 0 | 0 |
| 2.5 | 0 | 0 | 0 |
| 2 | 0 | 0 | 0 |
| 1.5 | 0 | 0 | 0 |
| 1 | 0 | 0 | 0 |
| 0 | — | 3 | — |
Market value
Grade-specific RareAlert market estimates will be calculated from qualified marketplace data.
No market estimate has been calculated yet. This section is wired to the new card-market table and will populate in the pricing phase.
Marketplace matches
Loading eBay listings…
Card intelligence is ready while marketplace matches load separately.