Professor Oak #88, 1999-2000 Copyright, Base Set
- Card number: #88/102
- ·Rarity: Uncommon
- ·Finish: Non-Holo
A PSA 10 Professor Oak #88 1999-2000 Copyright from Base Set has a TCGBerg fair value of $154 as of Nov 15, 2026. TCGBerg has recorded 8 PSA 10 sales of this card, the latest on Oct 20, 2026. PSA has graded 56 copies at PSA 10.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 10
- 56
- Market cap
- $8.6K
- Volatility
- 5.2%
- YTD
- ↑ 86.9%
- Sales evidence
- Moderate
TCGBerg fair value · PSA 10
$154
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 10. 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 10 sale, $180 on Oct 20, 2026, sits 17.0% above the $154 fair value. The value weighs 8 PSA 10 sales from the past year, not the latest one alone. Its confidence band runs from $143 to $164. A PSA 10 ($154) is worth 2.8 times a PSA 9 ($54). Over the past 30 days the PSA 10 value has risen 11.3%.
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.
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
12 trackedEach sale against the grade's fair value on the day it sold.
| Date | Grade | Venue | Price | vs fair value |
|---|---|---|---|---|
| Oct 20, 2026 | PSA10 | eBay | $180 | above fair value by +12.2% |
| Oct 5, 2026 | PSA10 | eBay | $108 | below fair value by -20.3% |
| Sep 1, 2026 | PSA9 | Fanatics Collect | $60 | above fair value by +14.5% |
| Sep 1, 2026 | PSA9 | Fanatics Collect | $60 | above fair value by +14.5% |
| Aug 3, 2026 | PSA10 | Fanatics Collect | $94 | below fair value by -29.9% |
- $180Oct 20, 2026 · via eBayPSA10↑above fair value by 12.2%
- $108Oct 5, 2026 · via eBayPSA10↓below fair value by 20.3%
- $60Sep 1, 2026 · via Fanatics CollectPSA9↑above fair value by 14.5%
- $60Sep 1, 2026 · via Fanatics CollectPSA9↑above fair value by 14.5%
- $94Aug 3, 2026 · via Fanatics CollectPSA10↓below fair value by 29.9%
| Jul 8, 2026 | PSA10 | eBay | $150 | below fair value by -10.1% |
| May 29, 2026 | PSA10 | Fanatics Collect | $147 | below fair value by -1.6% |
| May 23, 2026 | PSA9 | Fanatics Collect | $47 | above fair value by +0.2% |
- $150PSA10↓below fair value by 10.1%
- $147PSA10↓below fair value by 1.6%
- $47PSA9↑above fair value by 0.2%
7 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 20.4% 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.
- CGC8$281d ↓7.0%7d ↓7.0%30d ↓7.0%
- Pop
- 1
- Mcap
- -
- Evidence
- Sparse
- Last
- -
- CGC7$181d ↓12.1%7d ↓12.1%30d ↓12.1%
- Pop
- 0
- Mcap
- -
- Evidence
- Sparse
- Last
- -
- PSA10$1541d ·0.0%7d ↑0.3%30d ↑11.3%
- Pop
- 56
- Mcap
- $8.6K
- Evidence
- Moderate
- Last
- $180
| CGC8 | $28 | 1 | - | ↓down 7.0% | ↓down 7.0% | ↓down 7.0% | ↑up 1.3% | Sparse | - |
| CGC7 | $18 | 0 | - | ↓down 12.1% | ↓down 12.1% | ↓down 12.1% | ↓down 4.8% | Sparse | - |
| PSA10 | $154 | 56 | $8.6K | 0.0% | ↑up 0.3% | ↑up 11.3% | ↑up 11.4% | Moderate | $1804w ago |
| PSA9 | $54 | 34 | $1.8K | ↑up 0.1% | ↑up 0.2% | ↑up 5.6% | ↑up 21.2% | Limited | $603mo ago |
| PSA8 | $31 | 3 | $93 | 0.0% | 0.0% | ↓down 8.7% | ↑up 1.0% | Sparse | - |
| PSA7 | $25 | 2 | $50 | 0.0% | 0.0% | ↓down 9.5% | ↓down 1.8% | Sparse | - |
| PSA6 | $25 | 3 | $74 | 0.0% | 0.0% | ↓down 9.5% | ↑up 5.7% | Sparse | - |
| PSA5 | $19 | 2 | - | 0.0% | 0.0% | ↑up 2.7% | ↓down 12.1% | Sparse | $141y ago |
Graded 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.145 graded copies of Professor Oak 1999-2000 Copyright across 17 grades. The selected grade is highlighted.
PSA 10 makes up 39% of graded copies: 56 of 145. It’s the most common grade for this card.
Analysis
Professor Oak - 1999-2000 Copyright Normal at PSA 10 carries a TCGBerg fair value of $154 as of 2026-11-14. We track a TCGBerg fair value across 8 grades from Base Set, from CGC 7 up to PSA 10. A graded population of 56 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on moderate sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 11.3%.