Professor Oak #88, Shadowless, Base Set
- Card number: #88/102
- ·Rarity: Uncommon
- ·Finish: Non-Holo
A PSA 9 Professor Oak #88 Shadowless from Base Set has a TCGBerg fair value of $40 as of Nov 14, 2026. TCGBerg has recorded 22 PSA 9 sales of this card, the latest on Nov 11, 2026. PSA has graded 236 copies at PSA 9.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 9
- 236
- Market cap
- $9.4K
- Volatility
- 1.6%
- YTD
- ↓ 9.6%
- Sales evidence
- Strong
TCGBerg fair value · PSA 9
$40
Price history
Weekly fair value over time, plus a confidence band around it: how precisely we can pin the value, which tightens as more sales confirm it. Dots mark individual sales, snapped to their week: red when above fair value (a premium), green when below (a deal), hollow when flagged as an outlier. Switch the active grade with the selector above.Weekly fair value for PSA 9. Shaded area is the confidence band: how precisely we can pin the value; it tightens as more sales confirm it. Dots are individual sales. Confidence band: how precisely we can pin the fair value. It widens when sales scatter and narrows as more sales back the value up. The dots show the actual sale prices.
What the evidence says
The last PSA 9 sale, $40 on Nov 11, 2026, is in line with the $40 fair value (0.2% above). The value weighs 22 PSA 9 sales from the past year, not the latest one alone. Its confidence band runs from $36 to $44. A PSA 10 ($233) is worth 5.8 times a PSA 9 ($40). Over the past 30 days the PSA 9 value has fallen 4.3%.
TCGBerg fair value by grade
Side-by-side comparison of value across every grade and ungraded condition we track for this printing. The bar chart uses a log scale so raw and gem-mint fit on one axis. Solid bars are the TCGBerg fair value, modelled from recorded sales. Hatched bars are the latest market price instead, shown for ungraded conditions that trade too rarely for us to price one honestly.Value at each grade and ungraded condition. Log scale. Tap a row to switch the whole page.
- Raw NM$4.20Ungraded · market price
- Raw LP$2.33Ungraded · market price
- Raw MP$1.41Ungraded · market price
- Raw HP$1.13Ungraded · market price
- Raw Damaged$1.08Ungraded · market price
Behind the scenes
How the published fair value for this grade was produced: the sales it rests on, how they were put together, and every recorded change afterwards. It describes one saved calculation, not a live recomputation.What goes into this price, and how much we know.
Recent sales
20 trackedEach sale against the grade's fair value on the day it sold.
| Date | Grade | Venue | Price | vs fair value |
|---|---|---|---|---|
| Nov 11, 2026 | PSA9 | eBay | $40 | above fair value by +0.2% |
| Nov 4, 2026 | PSA7 | eBay | $21 | below fair value by -48.9% |
| Oct 15, 2026 | PSA9 | eBay | $30 | below fair value by -26.6% |
| Oct 12, 2026 | PSA7 | eBay | $60 | above fair value by +54.8% |
| Oct 6, 2026 | PSA9 | eBay | $50 | above fair value by +23.2% |
- $40Nov 11, 2026 · via eBayPSA9↑above fair value by 0.2%
- $21Nov 4, 2026 · via eBayPSA7↓below fair value by 48.9%
- $30Oct 15, 2026 · via eBayPSA9↓below fair value by 26.6%
- $60Oct 12, 2026 · via eBayPSA7↑above fair value by 54.8%
- $50Oct 6, 2026 · via eBayPSA9↑above fair value by 23.2%
| Oct 6, 2026 | PSA10 | eBay | $400 | above fair value by +77.4% |
| Oct 5, 2026 | PSA10 | Fanatics Collect | $162 | below fair value by -28.1% |
| Sep 26, 2026 | PSA10 | eBay | $200 | above fair value by +1.9% |
- $400PSA10↑above fair value by 77.4%
- $162PSA10↓below fair value by 28.1%
- $200PSA10↑above fair value by 1.9%
15 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 49.7% below fair value
All grades matrix
Every grade we track for this printing. Click any column header to sort; the rightmost column jumps you to listings for that grade.
- PSA10$2331d ↑0.1%7d ↑1.0%30d ↑3.1%
- Pop
- 156
- Mcap
- $36.4K
- Evidence
- Strong
- Last
- $400
- PSA9$401d ↓0.3%7d ↓0.3%30d ↓4.3%
- Pop
- 236
- Mcap
- $9.4K
- Evidence
- Strong
- Last
- $40
- PSA8$401d ↓0.3%7d ↓0.3%30d ↑1.6%
- Pop
- 103
- Mcap
- $4.1K
- Evidence
- Limited
- Last
- $75
| Listings | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| PSA10 | $233 | 156 | $36.4K | ↑up 0.1% | ↑up 1.0% | ↑up 3.1% | ↑up 19.4% | Strong | $4001mo ago | |
| PSA9 | $40 | 236 | $9.4K | ↓down 0.3% | ↓down 0.3% | ↓down 4.3% | ↓down 22.9% | Strong | $403d ago | |
| PSA8 | $40 | 103 | $4.1K | ↓down 0.3% | ↓down 0.3% | ↑up 1.6% | ↑up 50.7% | Limited | $752mo ago | |
| PSA7 | $40 | 50 | $2.0K | ↓down 0.3% | ↓down 0.3% | ↑up 1.6% | ↑up 50.7% | Moderate | $211w ago | |
| PSA6 | $35 | 30 | $1.0K | 0.0% | ↑up 0.1% | ↑up 0.8% | ↑up 34.4% | Limited | $259mo ago | |
| PSA5 | $33 | 17 | - | 0.0% | 0.0% | ↓down 4.6% | ↑up 27.1% | Sparse | $201y ago | |
| PSA4 | $33 | 6 | - | ↓down 2.5% | ↓down 2.4% | ↓down 1.7% | ↑up 31.0% | Sparse | $1411mo ago | |
| PSA2 | $33 | 2 | - | ↓down 2.5% | ↓down 2.4% | ↓down 1.7% | ↑up 31.1% | Sparse | $312y ago | |
| Raw | $4.20 | - | - | 0.0% | ↑up 0.5% | ↓down 2.8% | ↓down 6.3% | - | - |
PSA population report
How Professor Oak's graded copies are spread across grades. Each bar is the number of copies graded at that grade; the percentage is that grade's share of the total graded population. These are recorded graded copies, not the total print run. A smaller population alone does not establish a price premium.600 graded copies of Professor Oak Shadowless across 8 grades. The selected grade is highlighted.
PSA 9 makes up 39% of graded copies: 236 of 600. It’s the most common grade for this card.
Analysis
Professor Oak - Shadowless Normal at PSA 10 carries a TCGBerg fair value of $233 as of 2026-11-13. We track a TCGBerg fair value across 8 grades from Base Set, from PSA 5 up to PSA 10. A graded population of 156 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on strong sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 3.1%.