Koga's Tangela #81, 1st Edition, Gym Challenge
- GC

- ·Card number: #81/132
- ·Rarity: Common
- ·Finish: Non-Holo
A PSA 9 Koga's Tangela #81 1st Edition from Gym Challenge has a TCGBerg fair value of $50 as of Nov 15, 2026. TCGBerg has recorded 22 PSA 9 sales of this card, the latest on Nov 8, 2026. PSA has graded 199 copies at PSA 9.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 9
- 199
- Market cap
- $10.0K
- Volatility
- 2.4%
- YTD
- ↑ 65.0%
- Sales evidence
- Strong
TCGBerg fair value · PSA 9
$50
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, $60 on Nov 8, 2026, sits 19.1% above the $50 fair value. The value weighs 22 PSA 9 sales from the past year, not the latest one alone. Its confidence band runs from $47 to $54. A PSA 10 ($202) is worth 4.0 times a PSA 9 ($50). Over the past 30 days the PSA 9 value has risen 9.2%.
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$5.02Ungraded · TCGBerg fair value
- Raw LP$2.22Ungraded · TCGBerg fair value
- Raw MP$1.69Ungraded · TCGBerg fair value
- Raw HP$1.52Ungraded · TCGBerg fair value
- Raw Damaged$0.49Ungraded · 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 9, 2026 | PSA10 | eBay | $204 | above fair value by +1.1% |
| Nov 8, 2026 | PSA9 | eBay | $60 | above fair value by +24.6% |
| Nov 8, 2026 | PSA10 | eBay | $168 | below fair value by -16.7% |
| Nov 5, 2026 | PSA10 | eBay | $233 | above fair value by +15.5% |
| Oct 31, 2026 | PSA10 | eBay | $157 | below fair value by -21.4% |
- $204Nov 9, 2026 · via eBayPSA10↑above fair value by 1.1%
- $60Nov 8, 2026 · via eBayPSA9↑above fair value by 24.6%
- $168Nov 8, 2026 · via eBayPSA10↓below fair value by 16.7%
- $233Nov 5, 2026 · via eBayPSA10↑above fair value by 15.5%
- $157Oct 31, 2026 · via eBayPSA10↓below fair value by 21.4%
| Oct 24, 2026 | PSA8 | eBay | $30 | below fair value by -10.8% |
| Oct 24, 2026 | Raw | tcgplayer | $1.75 | below fair value by -67.9% |
| Oct 22, 2026 | Raw | tcgplayer | $7.78 | above fair value by +42.5% |
- $30PSA8↓below fair value by 10.8%
- $1.75Raw↓below fair value by 67.9%
- $7.78Raw↑above fair value by 42.5%
15 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 67.9% 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.
- CGC Pristine 10$1961d ·0.0%7d ·0.0%30d ·0.0%
- Pop
- 5
- Mcap
- $980
- Evidence
- Sparse
- Last
- $230
- CGC Gem Mint 10$291d ↓23.2%7d ↓23.2%30d ↓23.2%
- Pop
- 62
- Mcap
- $1.8K
- Evidence
- Limited
- Last
- $34
- CGC9.5$111d ↓24.2%7d ↓24.2%30d ↓24.2%
- Pop
- 20
- Mcap
- $221
- Evidence
- Moderate
- Last
- $9.60
| Listings | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| CGC Pristine 10 | $196 | 5 | $980 | 0.0% | 0.0% | 0.0% | 0.0% | Sparse | $2309mo ago | |
| CGC Gem Mint 10 | $29 | 62 | $1.8K | ↓down 23.2% | ↓down 23.2% | ↓down 23.2% | ↓down 23.2% | Limited | $347mo ago | |
| CGC9.5 | $11 | 20 | $221 | ↓down 24.2% | ↓down 24.2% | ↓down 24.2% | ↓down 24.2% | Moderate | $9.602mo ago | |
| BGS9.5 | $15 | 4 | $61 | 0.0% | 0.0% | 0.0% | 0.0% | Sparse | - | |
| PSA10 | $202 | 163 | $32.9K | 0.0% | ↑up 0.3% | ↓down 2.8% | ↓down 1.4% | Limited | $2046d ago | |
| PSA9 | $50 | 199 | $10.0K | ↑up 0.3% | ↑up 4.6% | ↑up 9.2% | ↑up 39.7% | Strong | $601w ago | |
| PSA8 | $32 | 56 | $1.8K | 0.0% | ↑up 0.2% | ↓down 0.5% | ↑up 19.9% | Moderate | $303w ago | |
| PSA7 | $27 | 14 | $375 | 0.0% | 0.0% | ↑up 1.5% | ↑up 3.6% | Sparse | $384w ago | |
| PSA6 | $26 | 7 | $185 | 0.0% | ↑up 0.1% | ↑up 11.0% | ↑up 34.5% | Sparse | $159mo ago | |
| PSA5 | $21 | 2 | - | 0.0% | 0.0% | ↓down 4.0% | ↑up 22.2% | Sparse | $5.001y ago | |
| Raw | $5.02 | - | - | - | ↑up 4.8% | ↓down 1.2% | - | Strong | $1.753w ago |
Graded population report
How Koga's Tangela'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.769 graded copies of Koga's Tangela 1st Edition across 24 grades. The selected grade is highlighted.
PSA 9 makes up 26% of graded copies: 199 of 769. It’s the most common grade for this card.
Analysis
Koga's Tangela - 1st Edition Normal at PSA 10 carries a TCGBerg fair value of $202 as of 2026-11-14. We track a TCGBerg fair value across 10 grades from Gym Challenge, from CGC 9.5 up to PSA 10. A graded population of 163 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on limited sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has fallen 2.8%.