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PROFESSOR SYCAMORE #114/114
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Professor Sycamore
Professor SycamoreProfessor Sycamore
114/114
ULTRA RAREULTRA RARE
 
XY - Steam Siege2016
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Graded Cap$122.5K
PSA 10$290
Raw NM$19
$290Pop 349
XY - Steam Siege2016
Price & Volume History
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Market
Last Sale
$260
4 days ago
Price Estimate
$290
LIVE
At all-time high
On eBay · Lowest PSA 10 Buy It Now
See listings ↗
Price Confidence:Live · Liquid
Sales
Sales
2026-11-03$260
2026-10-13$250
2026-10-12$200
2026-10-11$179
2026-10-10$151
Sales
18 sales · Mar 4 2026 – Nov 3 2026
2026-11-03$260eBay
2026-10-13$250eBay
2026-10-12$200eBay
2026-10-11$179eBay
2026-10-10$151eBay
2026-08-26$150eBay
2026-08-20$150eBay
2026-08-18$160eBay
2026-07-16$150Alt
2026-07-16$170eBay
2026-07-16$150eBay
2026-06-29$154eBay
2026-06-02$175eBay
2026-05-26$152eBay
2026-05-14$150eBay
2026-04-19$136eBay
2026-03-07$150eBay
2026-03-04$129eBay
See live PSA 10 listings on eBay ↗
Grading
Snapshot
Key Metrics · Grading Activity
Percentile vs.
MetricValueSetEraAll
Value / CopyPSA 10 price divided by how many PSA 10 copies exist. Roughly: how much value rides on each perfect copy.$0.831441121
Gem RateOf every copy PSA has ever graded, the share that came back a perfect 10.34.2%241325
Gem Premium (10:9)How much more a PSA 10 costs than a PSA 9 of this card. 2.5× means the perfect copy sells for 2.5 times the near-perfect one.6.4×302037
Vs ExpectedThis card's price vs what you'd expect for a card with its PSA 10 population in its era. 9× means the market pays nine times what rarity alone explains — collector demand. Below 1× means it's cheaper than its scarcity suggests.0.2×633723
PSA10
349
PSA
Total: 1,021
Gem Rate: 34.2%
Cumulative Grading
1,021graded349PSA 10Apr 26Nov 26
All Grades
1,021 total graded · click to change view
▍ PSA
▍ Raw
▍ Other Grades
Related Cards
No related cards
eBay Listings
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