Mightyena #18, Reverse Holo, EX Power Keepers
- PK

- ·Card number: #18/108
- ·Rarity: Rare
A PSA 9 Mightyena #18 Reverse Holo from EX Power Keepers has a TCGBerg fair value of $235 as of Nov 15, 2026. It rests on 8 recorded sales, the latest on Oct 11, 2026. PSA has graded 23 copies at PSA 9. Sales evidence is limited, so treat this value as a rough estimate.
TCGBerg Algorithm (estimated from recorded sales).
8 sales · latest Oct 11, 2026
- Population · PSA 9
- 23
- Market cap
- $5.4K
- Volatility
- 4.7%
- YTD
- ↑ 354.5%
- Sales evidence
- Limited
TCGBerg fair value · PSA 9
$235
Based on 8 recorded sales. Latest sale: Oct 11, 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 9. 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 9 sale, $314 on Oct 11, 2026, sits 34.0% above the $235 fair value. The value rests on 8 recorded PSA 9 sales. The latest sale ran above the recent run: the last 5 PSA 9 sales averaged $197, within 15.9% of the value. Its confidence band runs from $181 to $288. A PSA 10 ($4,044) is worth 17.2 times a PSA 9 ($235). Over the past 30 days the PSA 9 value has fallen 7.6%. 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$36Ungraded · market price
- Raw LP$9.76Ungraded · TCGBerg fair value
- Raw MP$7.61Ungraded · TCGBerg fair value
- Raw Damaged$3.78Ungraded · TCGBerg fair value
- Raw HP$2.88Ungraded · TCGBerg fair value
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
17 trackedEach sale against the grade's fair value on the day it sold.
| Date | Grade | Venue | Price | vs fair value |
|---|---|---|---|---|
| Oct 15, 2026 | Raw | tcgplayer | $35 | above fair value by +1.8% |
| Oct 15, 2026 | Raw | tcgplayer | $33 | below fair value by -1.8% |
| Oct 13, 2026 | PSA7 | eBay | $95 | above fair value by +41.5% |
| Oct 11, 2026 | PSA9 | eBay | $314 | above fair value by +47.1% |
| Sep 15, 2026 | PSA9 | eBay | $276 | above fair value by +36.9% |
- $35Oct 15, 2026 · via tcgplayerRaw↑above fair value by 1.8%
- $33Oct 15, 2026 · via tcgplayerRaw↓below fair value by 1.8%
- $95Oct 13, 2026 · via eBayPSA7↑above fair value by 41.5%
- $314Oct 11, 2026 · via eBayPSA9↑above fair value by 47.1%
- $276Sep 15, 2026 · via eBayPSA9↑above fair value by 36.9%
| Sep 10, 2026 | PSA9 | eBay | $220 | above fair value by +33.3% |
| Sep 4, 2026 | PSA1 | Alt | $83 | - |
| Jul 13, 2026 | CGC Gem Mint 10 | Fanatics Collect | $108 | below fair value by -57.7% |
- $220PSA9↑above fair value by 33.3%
- $83PSA1-
- $108CGC Gem Mint 10↓below fair value by 57.7%
12 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 57.7% 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.
- CGC Gem Mint 10$2551d -7d -30d -
- Pop
- 8
- Mcap
- $2.0K
- Evidence
- Sparse
- Last
- $108
- CGC9.5$171d -7d -30d -
- Pop
- 3
- Mcap
- $50
- Evidence
- Sparse
- Last
- $17
- PSA10$4,0441d ·0.0%7d ·0.0%30d ↓13.1%
- Pop
- 3
- Mcap
- $12.1K
- Evidence
- Sparse
- Last
- -
| Listings | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| CGC Gem Mint 10 | $255 | 8 | $2.0K | - | - | - | - | Sparse | $1084mo ago | |
| CGC9.5 | $17 | 3 | $50 | - | - | - | - | Sparse | $1712mo ago | |
| PSA10 | $4,044 | 3 | $12.1K | 0.0% | 0.0% | ↓down 13.1% | ↑up 270.6% | Sparse | - | |
| PSA9 | $235 | 23 | $5.4K | 0.0% | ↑up 0.5% | ↓down 7.6% | ↑up 139.3% | Limited | $3141mo ago | |
| PSA8 | $82 | 29 | $2.4K | ↑up 0.2% | ↑up 1.1% | ↓down 5.6% | ↑up 49.0% | Sparse | $586mo ago | |
| PSA7 | $64 | 11 | $702 | ↓down 0.1% | 0.0% | ↓down 6.6% | ↑up 63.5% | Limited | $951mo ago | |
| PSA6 | $42 | 5 | $211 | 0.0% | 0.0% | ↑up 0.8% | ↑up 64.0% | Sparse | $142y ago | |
| PSA5 | $32 | 3 | - | 0.0% | 0.0% | ↓down 0.1% | ↑up 24.6% | Sparse | - | |
| Raw | $36 | - | - | 0.0% | ↑up 20.0% | ↑up 297.4% | ↑up 340.5% | - | $351mo ago |
Graded population report
How Mightyena'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.146 graded copies of Mightyena Reverse Holo across 22 grades. The selected grade is highlighted.
PSA 9 makes up 16% of graded copies: 23 of 146. PSA 8 is the most common grade (20%).
Analysis
Mightyena - Reverse Holo at PSA 10 carries a TCGBerg fair value of $4,044 as of 2026-11-14. We track a TCGBerg fair value across 8 grades from EX Power Keepers, from CGC 9.5 up to PSA 10. A graded population of 3 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 fallen 13.1%.