Porygon
HGSS Black Star Promos · HeartGold & SoulSilver
- Number
- #HGSS22 / 25
- Supertype
- Pokemon
- Subtypes
- Basic
- HP
- 50
- Types
- Colorless
- Rarity
- Common
- Artist
- TOKIYA
Holofoil
Market Price
Last Sale
$17.16
as of ~Aug 2026
Lowest Ask
$12.99
Price History
Market Price↑ +8.1% (3M)
Market Signal
Price Trend
↑ +3.8% (30d trend)
high confidence90d Range
$15.58$17.25
5% below 90d high
Volatility
low0.7%
Signal uses price history only. Grading ROI, graded-market trend, and population scarcity activate when graded data is available.
◉ Buy · 1 of 4 factors available
Grading ROI Calculator
Enter your estimated sale price for each grade.
Sale price by grade (edit to override)
Grade 10
Grade 9
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Grading company
Sell platform
| Grade | Sale Price | Grading Fee | Platform Fees | Net Profit | ROI% |
|---|---|---|---|---|---|
| 10 | $17.16 | $49.99 | $2.67 | -$35.50 | -71.0% |
| 9 | $6.86 | $49.99 | $1.31 | -$44.44 | -88.9% |
| 8 | $3.43 | $49.99 | $0.85 | -$47.41 | -94.8% |
| 7 | $2.06 | $49.99 | $0.67 | -$48.60 | -97.2% |
| 6 | $1.37 | $49.99 | $0.58 | -$49.20 | -98.4% |
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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