Mareep #17, 1st Edition, Base Expansion Pack
Japanese edition
- Card number: #17
- ·Rarity: Common
- ·Finish: Non-Holo
A PSA 10 Mareep #17 1st Edition from Base Expansion Pack has a TCGBerg fair value of $266 as of Nov 15, 2026. It rests on 29 recorded sales, the latest on Oct 26, 2026. PSA has graded 158 copies at PSA 10. Sales evidence is limited, so treat this value as a rough estimate.
TCGBerg Algorithm (estimated from recorded sales).
29 sales · latest Oct 26, 2026
- Population · PSA 10
- 158
- Market cap
- $42.0K
- Volatility
- 5.4%
- YTD
- ↑ 285.0%
- Sales evidence
- Limited
TCGBerg fair value · PSA 10
$266
Based on 29 recorded sales. Latest sale: Oct 26, 2026.
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, $350 on Oct 26, 2026, sits 31.7% above the $266 fair value. The value rests on 29 recorded PSA 10 sales. The latest sale ran above the recent run: the last 5 PSA 10 sales averaged $254, within 4.5% of the value. Its confidence band runs from $243 to $288. A PSA 10 ($266) is worth 6.4 times a PSA 9 ($41). Over the past 30 days the PSA 10 value has risen 14.8%. With limited sales evidence, read the gap and the band as rough guides.
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$5.57Ungraded · TCGBerg fair value
- Raw LP$5.00Ungraded · market price
- Raw MP$3.30Ungraded · market price
- Raw Damaged$2.00Ungraded · 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 |
|---|---|---|---|---|
| Oct 26, 2026 | PSA8 | Fanatics Collect | $58 | above fair value by +60.4% |
| Oct 26, 2026 | PSA10 | eBay | $350 | above fair value by +32.9% |
| Oct 25, 2026 | PSA9 | eBay | $40 | above fair value by +7.9% |
| Oct 6, 2026 | Raw | tcgplayer | $6.50 | above fair value by +16.7% |
| Oct 5, 2026 | PSA10 | eBay | $350 | above fair value by +52.1% |
- $58Oct 26, 2026 · via Fanatics CollectPSA8↑above fair value by 60.4%
- $350Oct 26, 2026 · via eBayPSA10↑above fair value by 32.9%
- $40Oct 25, 2026 · via eBayPSA9↑above fair value by 7.9%
- $6.50Oct 6, 2026 · via tcgplayerRaw↑above fair value by 16.7%
- $350Oct 5, 2026 · via eBayPSA10↑above fair value by 52.1%
| Sep 26, 2026 | PSA9 | eBay | $23 | below fair value by -31.9% |
| Sep 14, 2026 | PSA10 | eBay | $185 | below fair value by -3.6% |
| Sep 8, 2026 | Raw | tcgplayer | $4.50 | below fair value by -19.2% |
- $23PSA9↓below fair value by 31.9%
- $185PSA10↓below fair value by 3.6%
- $4.50Raw↓below fair value by 19.2%
15 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 35.3% 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.
- CGC Gem Mint 10$331d -7d -30d -
- Pop
- -
- Mcap
- -
- Evidence
- Limited
- Last
- $28
- PSA10$2661d ↓0.4%7d ↑1.8%30d ↑14.8%
- Pop
- 158
- Mcap
- $42.0K
- Evidence
- Limited
- Last
- $350
- PSA9$411d ↑0.1%7d ↑1.0%30d ↑19.7%
- Pop
- 121
- Mcap
- $5.0K
- Evidence
- Moderate
- Last
- $40
| CGC Gem Mint 10 | $33 | - | - | - | - | - | - | Limited | $288mo ago |
| PSA10 | $266 | 158 | $42.0K | ↓down 0.4% | ↑up 1.8% | ↑up 14.8% | ↑up 45.4% | Limited | $3503w ago |
| PSA9 | $41 | 121 | $5.0K | ↑up 0.1% | ↑up 1.0% | ↑up 19.7% | ↑up 18.9% | Moderate | $403w ago |
| PSA8 | $36 | 29 | $1.1K | ↑up 0.1% | ↑up 0.1% | ↑up 4.8% | ↑up 4.1% | Sparse | $583w ago |
| PSA7 | $30 | 2 | $60 | ↑up 0.1% | ↑up 0.1% | ↓down 11.2% | ↑up 13.9% | Sparse | $165mo ago |
| PSA6 | $18 | 3 | $54 | 0.0% | 0.0% | ↓down 45.2% | ↓down 32.3% | Sparse | - |
| PSA5 | $18 | 2 | - | 0.0% | 0.0% | ↓down 45.2% | ↓down 32.3% | Sparse | $8.512y ago |
| Raw | $5.57 | - | - | - | 0.0% | - | - | Strong | $6.501mo ago |
Graded population report
How Mareep'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.316 graded copies of Mareep 1st Edition across 7 grades. The selected grade is highlighted.
PSA 10 makes up 50% of graded copies: 158 of 316. It’s the most common grade for this card.
Analysis
Mareep - 1st Edition Normal at PSA 10 carries a TCGBerg fair value of $266 as of 2026-11-14. We track a TCGBerg fair value across 7 grades from Base Expansion Pack, from PSA 6 up to PSA 10. A graded population of 158 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 risen 14.8%.