poliwag #8, 1st Edition, Base Expansion Pack
Japanese edition
- Card number: #8
- ·Rarity: Common
- ·Finish: Non-Holo
A PSA 10 poliwag #8 1st Edition from Base Expansion Pack has a TCGBerg fair value of $204 as of Nov 15, 2026. TCGBerg has recorded 19 PSA 10 sales of this card, the latest on Nov 11, 2026. PSA has graded 135 copies at PSA 10.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 10
- 135
- Market cap
- $27.5K
- Volatility
- 4.6%
- YTD
- ↑ 180.8%
- Sales evidence
- Moderate
TCGBerg fair value · PSA 10
$204
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, $196 on Nov 11, 2026, is in line with the $204 fair value (4.0% below). The value weighs 19 PSA 10 sales from the past year, not the latest one alone. Its confidence band runs from $187 to $220. A PSA 10 ($204) is worth 3.8 times a PSA 9 ($53). Over the past 30 days the PSA 10 value has risen 4.9%.
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$7.72Ungraded · TCGBerg fair value
- Raw LP$4.59Ungraded · market price
- Raw MP$3.99Ungraded · market price
- Raw Damaged$3.00Ungraded · 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 | PSA10 | eBay | $196 | below fair value by -4.0% |
| Nov 10, 2026 | PSA9 | eBay | $51 | below fair value by -4.3% |
| Nov 8, 2026 | PSA9 | eBay | $63 | above fair value by +36.6% |
| Oct 21, 2026 | PSA9 | Fanatics Collect | $65 | above fair value by +38.7% |
| Oct 12, 2026 | PSA10 | eBay | $178 | below fair value by -9.1% |
- $196Nov 11, 2026 · via eBayPSA10↓below fair value by 4.0%
- $51Nov 10, 2026 · via eBayPSA9↓below fair value by 4.3%
- $63Nov 8, 2026 · via eBayPSA9↑above fair value by 36.6%
- $65Oct 21, 2026 · via Fanatics CollectPSA9↑above fair value by 38.7%
- $178Oct 12, 2026 · via eBayPSA10↓below fair value by 9.1%
| Oct 9, 2026 | Raw | tcgplayer | $8.03 | above fair value by +4.0% |
| Oct 4, 2026 | PSA9 | eBay | $65 | above fair value by +3.5% |
| Oct 2, 2026 | PSA8 | eBay | $29 | below fair value by -40.2% |
- $8.03Raw↑above fair value by 4.0%
- $65PSA9↑above fair value by 3.5%
- $29PSA8↓below fair value by 40.2%
15 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 49.4% 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.
- CGC Pristine 10$241d -7d -30d -
- Pop
- -
- Mcap
- -
- Evidence
- Sparse
- Last
- $22
- CGC Gem Mint 10$351d -7d -30d -
- Pop
- -
- Mcap
- -
- Evidence
- Limited
- Last
- $41
- CGC9.5$101d -7d -30d -
- Pop
- -
- Mcap
- -
- Evidence
- Sparse
- Last
- $10
| CGC Pristine 10 | $24 | - | - | - | - | - | - | Sparse | $221y ago |
| CGC Gem Mint 10 | $35 | - | - | - | - | - | - | Limited | $413mo ago |
| CGC9.5 | $10 | - | - | - | - | - | - | Sparse | $102y ago |
| PSA10 | $204 | 135 | $27.5K | ↓down 8.7% | ↓down 4.8% | ↑up 4.9% | ↑up 21.1% | Moderate | $1964d ago |
| PSA9 | $53 | 93 | $5.0K | 0.0% | ↑up 16.2% | ↓down 13.0% | ↑up 13.6% | Strong | $515d ago |
| PSA8 | $26 | 18 | $462 | ↓down 0.1% | ↓down 0.1% | ↓down 45.2% | ↓down 23.1% | Limited | $291mo ago |
| PSA7 | $25 | 4 | $101 | 0.0% | 0.0% | ↓down 25.6% | ↑up 11.8% | Sparse | $745mo ago |
| PSA6 | $23 | 0 | - | ↓down 1.7% | ↓down 1.0% | ↓down 3.0% | ↑up 6.9% | Sparse | - |
| Raw | $7.72 | - | - | - | 0.0% | - | - | Strong | $8.031mo ago |
Graded population report
How poliwag'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.251 graded copies of poliwag 1st Edition across 5 grades. The selected grade is highlighted.
PSA 10 makes up 54% of graded copies: 135 of 251. It’s the most common grade for this card.
Analysis
poliwag - 1st Edition Normal at PSA 10 carries a TCGBerg fair value of $204 as of 2026-11-14. We track a TCGBerg fair value across 8 grades from Base Expansion Pack, from CGC 9.5 up to PSA 10. A graded population of 135 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 4.9%.