Umbreon & Darkrai GX
SM Black Star Promos · Sun & Moon
- Number
- #SM241 / 236
- Supertype
- Pokemon
- HP
- 270
- Types
- Darkness
- Rarity
- Rare
Holofoil
Market Price
Last Sale
$242.55
as of ~Aug 2026
Lowest Ask
$169.99
Price History
Market Price↓ -1.6% (3M)
Market Signal
Price Trend
→ -9.8% (30d trend)
high confidence90d Range
$242.55$285.96
0% above 90d low
Volatility
low1.1%
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)
Grade 10
Grade 9
Grade 8
Grade 7
Grade 6
Grading company
Sell platform
| Grade | Sale Price | Grading Fee | Platform Fees | Net Profit | ROI% |
|---|---|---|---|---|---|
| 10 | $242.55 | $49.99 | $32.54 | $160.02 | 320.1% |
| 9breakeven | $97.02 | $49.99 | $13.26 | $33.77 | 67.5% |
| 8 | $48.51 | $49.99 | $6.83 | -$8.31 | -16.6% |
| 7 | $29.11 | $49.99 | $4.26 | -$25.14 | -50.3% |
| 6 | $19.40 | $49.99 | $2.97 | -$33.56 | -67.1% |
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.
Get detailed grade recommendation →Sign in to save this scenario to your portfolio.