Poliwrath #15, Blue Dot Error, Base Set 2
- BS2

- ·Card number: #15/130
- ·Rarity: Rare
- ·Finish: Holo
A PSA 7 Poliwrath #15 Blue Dot Error from Base Set 2 has a TCGBerg fair value of $79 as of Nov 14, 2026. TCGBerg has recorded 5 PSA 7 sales of this card, the latest on Nov 5, 2026. PSA has graded 12 copies at PSA 7.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 7
- 12
- Market cap
- $947
- Volatility
- 16.7%
- YTD
- ↑ 55.1%
- Sales evidence
- Moderate
TCGBerg fair value · PSA 7
$79
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 7. 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 7 sale, $115 on Nov 5, 2026, sits 45.7% above the $79 fair value. The value weighs 5 PSA 7 sales from the past year, not the latest one alone. The latest sale ran above the recent run: the last 5 PSA 7 sales averaged $66, within 15.8% of the value. Its confidence band runs from $63 to $95. A PSA 10 ($1,675) is worth 6.4 times a PSA 9 ($262). Over the past 30 days the PSA 7 value has risen 60.4%.
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
13 trackedEach sale against the grade's fair value on the day it sold.
| Date | Grade | Venue | Price | vs fair value |
|---|---|---|---|---|
| Nov 10, 2026 | PSA5 | eBay | $43 | - |
| Nov 5, 2026 | PSA7 | eBay | $115 | above fair value by +61.1% |
| Oct 28, 2026 | PSA6 | eBay | $103 | above fair value by +103.1% |
| Oct 10, 2026 | PSA7 | eBay | $48 | below fair value by -1.0% |
| Sep 1, 2026 | PSA5 | eBay | $61 | - |
- $43Nov 10, 2026 · via eBayPSA5-
- $115Nov 5, 2026 · via eBayPSA7↑above fair value by 61.1%
- $103Oct 28, 2026 · via eBayPSA6↑above fair value by 103.1%
- $48Oct 10, 2026 · via eBayPSA7↓below fair value by 1.0%
- $61Sep 1, 2026 · via eBayPSA5-
| Jul 21, 2026 | PSA3 | eBay | $68 | - |
| Jul 1, 2026 | PSA7 | eBay | $26 | below fair value by -25.3% |
| Mar 29, 2026 | PSA6 | Fanatics Collect | $40 | below fair value by -0.3% |
- $68PSA3-
- $26PSA7↓below fair value by 25.3%
- $40PSA6↓below fair value by 0.3%
8 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 25.3% 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$1,6751d ↑0.7%7d ↓0.9%30d ↑65.2%
- Pop
- 1
- Mcap
- $1.7K
- Evidence
- Sparse
- Last
- -
- PSA9$2621d ·0.0%7d ↑0.7%30d ↑6.3%
- Pop
- 4
- Mcap
- $1.0K
- Evidence
- Limited
- Last
- $203
- PSA8$1381d ·0.0%7d ↑3.4%30d ↑5.5%
- Pop
- 17
- Mcap
- $2.3K
- Evidence
- Sparse
- Last
- $112
| PSA10 | $1,675 | 1 | $1.7K | ↑up 0.7% | ↓down 0.9% | ↑up 65.2% | ↑up 116.9% | Sparse | - |
| PSA9 | $262 | 4 | $1.0K | 0.0% | ↑up 0.7% | ↑up 6.3% | ↓down 4.5% | Limited | $2039mo ago |
| PSA8 | $138 | 17 | $2.3K | 0.0% | ↑up 3.4% | ↑up 5.5% | ↑up 0.6% | Sparse | $1129mo ago |
| PSA7 | $79 | 12 | $947 | ↑up 11.1% | ↑up 11.3% | ↑up 60.4% | ↑up 110.2% | Moderate | $1151w ago |
| PSA6 | $72 | 19 | $1.4K | ↑up 34.0% | ↑up 13.5% | ↑up 75.3% | ↑up 108.4% | Sparse | $1032w ago |
PSA population report
How Poliwrath'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.53 graded copies of Poliwrath Blue Dot Error across 5 grades. The selected grade is highlighted.
PSA 7 makes up 23% of graded copies: 12 of 53. PSA 6 is the most common grade (36%).
Analysis
Poliwrath-Holo Blue Dot Error - Blue Dot Error at PSA 10 carries a TCGBerg fair value of $1,675 as of 2026-11-14. We track a TCGBerg fair value across 5 grades from Base Set 2, from PSA 6 up to PSA 10. A graded population of 1 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on sparse sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 65.2%.