Maintenance #83, 1st Edition Shadowless, Base Set
- Card number: #83/102
- ·Rarity: Uncommon
- ·Finish: Non-Holo
A PSA 10 Maintenance #83 1st Edition Shadowless from Base Set has a TCGBerg fair value of $407 as of Nov 14, 2026. TCGBerg has recorded 34 PSA 10 sales of this card, the latest on Nov 2, 2026. PSA has graded 342 copies at PSA 10.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 10
- 342
- Market cap
- $139.3K
- Volatility
- 3.9%
- YTD
- ↑ 16.7%
- Sales evidence
- Very strong
TCGBerg fair value · PSA 10
$407
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, $264 on Nov 2, 2026, sits 35.2% below the $407 fair value. The value weighs 30 PSA 10 sales from the past year, not the latest one alone. The latest sale ran below the recent run: the last 5 PSA 10 sales averaged $386, within 5.3% of the value. Its confidence band runs from $379 to $436. A PSA 10 ($407) is worth 5.8 times a PSA 9 ($70). Over the past 30 days the PSA 10 value has fallen 5.6%.
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$9.57Ungraded · TCGBerg fair value
- Raw MP$4.71Ungraded · market price
- Raw LP$4.13Ungraded · TCGBerg fair value
- Raw HP$2.76Ungraded · market price
- Raw Damaged$1.77Ungraded · 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 6, 2026 | Raw | tcgplayer | $8.01 | below fair value by -15.1% |
| Nov 6, 2026 | Raw | tcgplayer | $9.84 | above fair value by +4.3% |
| Nov 4, 2026 | PSA6 | eBay | $30 | above fair value by +1.8% |
| Nov 4, 2026 | PSA8 | eBay | $35 | below fair value by -3.0% |
| Nov 4, 2026 | Raw | tcgplayer | $7.99 | below fair value by -15.3% |
- $8.01Nov 6, 2026 · via tcgplayerRaw↓below fair value by 15.1%
- $9.84Nov 6, 2026 · via tcgplayerRaw↑above fair value by 4.3%
- $30Nov 4, 2026 · via eBayPSA6↑above fair value by 1.8%
- $35Nov 4, 2026 · via eBayPSA8↓below fair value by 3.0%
- $7.99Nov 4, 2026 · via tcgplayerRaw↓below fair value by 15.3%
| Nov 2, 2026 | PSA8 | Fanatics Collect | $23 | below fair value by -36.8% |
| Nov 2, 2026 | PSA10 | Fanatics Collect | $264 | below fair value by -34.9% |
| Oct 31, 2026 | PSA8 | Fanatics Collect | $45 | above fair value by +11.2% |
- $23PSA8↓below fair value by 36.8%
- $264PSA10↓below fair value by 34.9%
- $45PSA8↑above fair value by 11.2%
15 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 36.8% 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$4071d ·0.0%7d ↑2.2%30d ↓5.6%
- Pop
- 342
- Mcap
- $139.3K
- Evidence
- Very strong
- Last
- $264
- PSA9$701d ↓0.2%7d ↑1.6%30d ↓3.0%
- Pop
- 832
- Mcap
- $58.0K
- Evidence
- Very strong
- Last
- $55
- PSA8$361d ↑0.2%7d ↑0.9%30d ↑18.3%
- Pop
- 378
- Mcap
- $13.8K
- Evidence
- Very strong
- Last
- $35
| Listings | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| PSA10 | $407 | 342 | $139.3K | 0.0% | ↑up 2.2% | ↓down 5.6% | ↓down 3.4% | Very strong | $2642w ago | |
| PSA9 | $70 | 832 | $58.0K | ↓down 0.2% | ↑up 1.6% | ↓down 3.0% | ↓down 11.5% | Very strong | $553w ago | |
| PSA8 | $36 | 378 | $13.8K | ↑up 0.2% | ↑up 0.9% | ↑up 18.3% | ↑up 3.5% | Very strong | $351w ago | |
| PSA7 | $34 | 150 | $5.1K | ↑up 0.4% | ↑up 0.2% | ↑up 20.3% | ↑up 0.9% | Strong | $383w ago | |
| PSA6 | $30 | 65 | $1.9K | ↑up 0.2% | ↑up 0.3% | ↑up 7.3% | ↑up 13.3% | Strong | $301w ago | |
| PSA5 | $29 | 34 | - | 0.0% | ↓down 0.1% | ↑up 9.1% | ↑up 12.8% | Limited | $259mo ago | |
| PSA4 | $27 | 11 | - | ↑up 3.9% | ↑up 2.4% | ↑up 2.9% | ↑up 279.6% | Sparse | $352mo ago | |
| Raw | $9.57 | - | - | - | ↓down 6.6% | ↓down 5.6% | - | Very strong | $8.011w ago |
PSA population report
How Maintenance'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.1,812 graded copies of Maintenance 1st Edition Shadowless across 7 grades. The selected grade is highlighted.
PSA 10 makes up 19% of graded copies: 342 of 1,812. PSA 9 is the most common grade (46%).
Analysis
Maintenance - 1st Edition Shadowless Normal at PSA 10 carries a TCGBerg fair value of $407 as of 2026-11-13. We track a TCGBerg fair value across 7 grades from Base Set, from PSA 4 up to PSA 10. A graded population of 342 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 fallen 5.6%.
