Slowpoke #18, Reverse Holo, Prismatic Evolutions
- Card number: #18/131
- ·Rarity: Common
A PSA 10 Slowpoke #18 Reverse Holo from Prismatic Evolutions has a TCGBerg fair value of $162 as of Nov 15, 2026. TCGBerg has recorded 61 PSA 10 sales of this card, the latest on Nov 5, 2026. PSA has graded 258 copies at PSA 10.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 10
- 258
- Market cap
- $41.9K
- Volatility
- 2.3%
- YTD
- ↑ 126.1%
- Sales evidence
- Very strong
TCGBerg fair value · PSA 10
$162
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, $172 on Nov 5, 2026, sits 6.2% above the $162 fair value. The value weighs 30 PSA 10 sales from the past year, not the latest one alone. The latest sale ran above the recent run: the last 5 PSA 10 sales averaged $164, within 1.0% of the value. Its confidence band runs from $156 to $168. A PSA 10 ($162) is worth 6.2 times a PSA 9 ($26). Over the past 30 days the PSA 10 value has risen 6.1%.
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
20 trackedEach sale against the grade's fair value on the day it sold.
| Date | Grade | Venue | Price | vs fair value |
|---|---|---|---|---|
| Nov 5, 2026 | PSA10 | eBay | $172 | above fair value by +7.8% |
| Oct 30, 2026 | PSA9 | eBay | $27 | above fair value by +5.1% |
| Oct 27, 2026 | PSA10 | eBay | $180 | above fair value by +13.4% |
| Oct 15, 2026 | PSA10 | eBay | $152 | below fair value by -0.7% |
| Oct 14, 2026 | PSA10 | eBay | $165 | above fair value by +7.5% |
- $172Nov 5, 2026 · via eBayPSA10↑above fair value by 7.8%
- $27Oct 30, 2026 · via eBayPSA9↑above fair value by 5.1%
- $180Oct 27, 2026 · via eBayPSA10↑above fair value by 13.4%
- $152Oct 15, 2026 · via eBayPSA10↓below fair value by 0.7%
- $165Oct 14, 2026 · via eBayPSA10↑above fair value by 7.5%
| Oct 12, 2026 | PSA10 | eBay | $150 | below fair value by -2.3% |
| Oct 7, 2026 | PSA10 | eBay | $145 | below fair value by -4.7% |
| Sep 29, 2026 | PSA9 | eBay | $25 | below fair value by -2.2% |
- $150PSA10↓below fair value by 2.3%
- $145PSA10↓below fair value by 4.7%
- $25PSA9↓below fair value by 2.2%
15 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 36.7% 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$1621d ↓0.2%7d ↑1.5%30d ↑6.1%
- Pop
- 258
- Mcap
- $41.9K
- Evidence
- Very strong
- Last
- $172
- PSA9$261d ↓0.6%7d ↓0.6%30d ↑3.1%
- Pop
- 362
- Mcap
- $9.5K
- Evidence
- Strong
- Last
- $27
- PSA8$121d ↑0.8%7d ↑3.2%30d ↑5.4%
- Pop
- 129
- Mcap
- $1.6K
- Evidence
- Moderate
- Last
- $10
| PSA10 | $162 | 258 | $41.9K | ↓down 0.2% | ↑up 1.5% | ↑up 6.1% | ↓down 5.9% | Very strong | $1721w ago |
| PSA9 | $26 | 362 | $9.5K | ↓down 0.6% | ↓down 0.6% | ↑up 3.1% | ↑up 21.9% | Strong | $272w ago |
| PSA8 | $12 | 129 | $1.6K | ↑up 0.8% | ↑up 3.2% | ↑up 5.4% | ↓down 10.6% | Moderate | $102mo ago |
| PSA7 | $12 | 19 | $224 | ↑up 0.5% | ↑up 2.4% | ↑up 3.8% | ↑up 8.4% | Limited | $104mo ago |
| PSA6 | $11 | 3 | $33 | 0.0% | 0.0% | 0.0% | ↑up 24.2% | Sparse | $118mo ago |
PSA population report
How Slowpoke'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.771 graded copies of Slowpoke Reverse Holo across 5 grades. The selected grade is highlighted.
PSA 10 makes up 33% of graded copies: 258 of 771. PSA 9 is the most common grade (47%).
Analysis
Slowpoke - Masterball Reverse Holo at PSA 10 carries a TCGBerg fair value of $162 as of 2026-11-14. We track a TCGBerg fair value across 5 grades from Prismatic Evolutions, from PSA 6 up to PSA 10. A graded population of 258 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on very strong sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 6.1%.