Brock
Gym Heroes · Gym
- Number
- #15 / 132
- Supertype
- Trainer
- Rarity
- Rare Holo
- Artist
- Ken Sugimori
Market Price
Last Sale
$83.24
as of ~Aug 2026
Lowest Ask
$79.98
Price History
Market Price↑ +0.6% (3M)
Market Signal
Price Trend
→ -0.3% (30d trend)
high confidence90d Range
$82.46$83.45
21% below 90d high
Volatility
low0.1%
Signal uses price history only. Grading ROI, graded-market trend, and population scarcity activate when graded data is available.
◉ Neutral · 1 of 4 factors available
Grading ROI Calculator
Enter your estimated sale price for each grade.
Sale price by grade (edit to override)
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Grade 9
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Grading company
Sell platform
| Grade | Sale Price | Grading Fee | Platform Fees | Net Profit | ROI% |
|---|---|---|---|---|---|
| 10breakeven | $83.24 | $49.99 | $11.43 | $21.82 | 43.6% |
| 9 | $33.30 | $49.99 | $4.81 | -$21.50 | -43.0% |
| 8 | $16.65 | $49.99 | $2.61 | -$35.95 | -71.9% |
| 7 | $9.99 | $49.99 | $1.72 | -$41.72 | -83.5% |
| 6 | $6.66 | $49.99 | $1.28 | -$44.61 | -89.2% |
Tax estimated at 28% max (long-term collectibles, IRC §1(h)(4)). Tax column hidden: enter a cost basis to see estimates. Platform fees generally reduce take-home but not your IRS capital gain.
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