Tentacool #28, 1st Edition, Wind from the Sea
Japanese edition
- Card number: #28/87
- ·Rarity: Common
- ·Finish: Non-Holo
A PSA 10 Tentacool #28 1st Edition from Wind from the Sea has a TCGBerg fair value of $209 as of Nov 15, 2026. TCGBerg has recorded 6 PSA 10 sales of this card, the latest on Nov 10, 2026. PSA has graded 31 copies at PSA 10.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 10
- 31
- Market cap
- $6.5K
- Volatility
- 4.9%
- YTD
- ↑ 189.2%
- Sales evidence
- Strong
TCGBerg fair value · PSA 10
$209
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, $165 on Nov 10, 2026, sits 21.1% below the $209 fair value. The value weighs 6 PSA 10 sales from the past year, not the latest one alone. Its confidence band runs from $184 to $234. A PSA 10 ($209) is worth 3.2 times a PSA 9 ($65). Over the past 30 days the PSA 10 value has risen 21.2%.
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$6.94Ungraded · market price
- Raw LP$4.75Ungraded · market price
- Raw MP$4.00Ungraded · market price
- Raw HP$3.79Ungraded · 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
15 trackedEach sale against the grade's fair value on the day it sold.
| Date | Grade | Venue | Price | vs fair value |
|---|---|---|---|---|
| Nov 10, 2026 | PSA10 | eBay | $165 | below fair value by -21.1% |
| Oct 14, 2026 | PSA9 | eBay | $150 | above fair value by +126.9% |
| Oct 11, 2026 | PSA8 | eBay | $50 | above fair value by +6.0% |
| Oct 4, 2026 | PSA9 | eBay | $34 | below fair value by -27.5% |
| Sep 28, 2026 | PSA10 | eBay | $220 | above fair value by +12.7% |
- $165Nov 10, 2026 · via eBayPSA10↓below fair value by 21.1%
- $150Oct 14, 2026 · via eBayPSA9↑above fair value by 126.9%
- $50Oct 11, 2026 · via eBayPSA8↑above fair value by 6.0%
- $34Oct 4, 2026 · via eBayPSA9↓below fair value by 27.5%
- $220Sep 28, 2026 · via eBayPSA10↑above fair value by 12.7%
| Sep 20, 2026 | PSA10 | eBay | $102 | below fair value by -49.6% |
| Aug 28, 2026 | Raw | tcgplayer | $8.00 | above fair value by +6.2% |
| Aug 20, 2026 | Raw | tcgplayer | $6.99 | below fair value by -7.2% |
- $102PSA10↓below fair value by 49.6%
- $8.00Raw↑above fair value by 6.2%
- $6.99Raw↓below fair value by 7.2%
10 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 54.8% 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 Gem Mint 10$241d -7d -30d -
- Pop
- 32
- Mcap
- $768
- Evidence
- Sparse
- Last
- $24
- CGC9.5$131d -7d -30d -
- Pop
- 5
- Mcap
- $66
- Evidence
- Sparse
- Last
- $13
- PSA10$2091d ↓1.9%7d ↓2.0%30d ↑21.2%
- Pop
- 31
- Mcap
- $6.5K
- Evidence
- Strong
- Last
- $165
| Listings | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| CGC Gem Mint 10 | $24 | 32 | $768 | - | - | - | - | Sparse | $241y ago | |
| CGC9.5 | $13 | 5 | $66 | - | - | - | - | Sparse | $137mo ago | |
| PSA10 | $209 | 31 | $6.5K | ↓down 1.9% | ↓down 2.0% | ↑up 21.2% | ↑up 31.4% | Strong | $1655d ago | |
| PSA9 | $65 | 18 | $1.2K | ↑up 0.1% | ↓down 1.9% | ↑up 38.8% | ↑up 60.1% | Limited | $1501mo ago | |
| PSA8 | $45 | 3 | $134 | 0.0% | ↑up 0.1% | ↑up 7.2% | ↑up 9.6% | Sparse | $501mo ago | |
| PSA7 | $37 | 2 | $74 | 0.0% | 0.0% | ↑up 7.8% | ↑up 85.1% | Sparse | - | |
| PSA6 | $20 | 0 | - | ↓down 7.4% | ↑up 0.2% | ↑up 110.1% | ↑up 103.2% | Sparse | - | |
| Raw | $6.94 | - | - | 0.0% | 0.0% | ↓down 1.7% | ↑up 0.3% | - | $8.003mo ago |
Graded population report
How Tentacool'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.151 graded copies of Tentacool 1st Edition across 15 grades. The selected grade is highlighted.
PSA 10 makes up 21% of graded copies: 31 of 151. CGC Gem Mint 10 is the most common grade (21%).
Analysis
Tentacool - 1st Edition Normal at PSA 10 carries a TCGBerg fair value of $209 as of 2026-11-14. We track a TCGBerg fair value across 7 grades from Wind from the Sea, from CGC 9.5 up to PSA 10. A graded population of 31 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 21.2%.
