Professor Sycamore
Steam Siege · XY
- Number
- #114 / 114
- Supertype
- Trainer
- Rarity
- Ultra Rare
- Artist
- Yusuke Ohmura
Holofoil
Market Price
Last Sale
$10.79
as of ~Aug 2026
Lowest Ask
$9.25
Price History
Market Price↑ +2.2% (3M)
Market Signal
Price Trend
→ +0.6% (30d trend)
high confidence90d Range
$10.35$10.96
28% below 90d high
Volatility
low0.6%
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 | $10.79 | $49.99 | $1.83 | -$41.03 | -82.1% |
| 9 | $4.32 | $49.99 | $0.97 | -$46.64 | -93.3% |
| 8 | $2.16 | $49.99 | $0.69 | -$48.52 | -97.1% |
| 7 | $1.29 | $49.99 | $0.57 | -$49.27 | -98.6% |
| 6 | $0.86 | $49.99 | $0.51 | -$49.64 | -99.3% |
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.