Grass Energy #99, Shadowless, Base Set
- Card number: #99/102
- ·Rarity: Common
- ·Finish: Non-Holo
A PSA 9 Grass Energy #99 Shadowless from Base Set has a TCGBerg fair value of $34 as of Nov 14, 2026. TCGBerg has recorded 17 PSA 9 sales of this card, the latest on Nov 9, 2026. PSA has graded 278 copies at PSA 9.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 9
- 278
- Market cap
- $9.6K
- Volatility
- 2.2%
- YTD
- ↑ 37.4%
- Sales evidence
- Strong
TCGBerg fair value · PSA 9
$34
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, $29 on Nov 9, 2026, sits 15.9% below the $34 fair value. The value weighs 17 PSA 9 sales from the past year, not the latest one alone. The latest sale ran below the recent run: the last 5 PSA 9 sales averaged $32, within 7.0% of the value. Its confidence band runs from $32 to $37. A PSA 10 ($103) is worth 3.0 times a PSA 9 ($34). Over the past 30 days the PSA 9 value has fallen 2.7%.
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$1.50Ungraded · market price
- Raw LP$0.49Ungraded · market price
- Raw MP$0.48Ungraded · market price
- Raw HP$0.31Ungraded · market price
- Raw Damaged$0.30Ungraded · 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 9, 2026 | PSA9 | Goldin | $29 | below fair value by -15.9% |
| Oct 28, 2026 | PSA6 | eBay | $5.00 | below fair value by -75.0% |
| Oct 25, 2026 | PSA5 | eBay | $20 | above fair value by +6.9% |
| Oct 11, 2026 | PSA10 | eBay | $99 | above fair value by +0.2% |
| Sep 25, 2026 | PSA9 | eBay | $20 | below fair value by -41.5% |
- $29Nov 9, 2026 · via GoldinPSA9↓below fair value by 15.9%
- $5.00Oct 28, 2026 · via eBayPSA6↓below fair value by 75.0%
- $20Oct 25, 2026 · via eBayPSA5↑above fair value by 6.9%
- $99Oct 11, 2026 · via eBayPSA10↑above fair value by 0.2%
- $20Sep 25, 2026 · via eBayPSA9↓below fair value by 41.5%
| Sep 20, 2026 | PSA10 | eBay | $125 | above fair value by +35.1% |
| Sep 7, 2026 | PSA9 | eBay | $33 | below fair value by -14.3% |
| Sep 5, 2026 | PSA10 | Fanatics Collect | $97 | above fair value by +31.9% |
- $125PSA10↑above fair value by 35.1%
- $33PSA9↓below fair value by 14.3%
- $97PSA10↑above fair value by 31.9%
15 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
↓Includes a sale 42.5% 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$1031d ↑0.3%7d ↑1.1%30d ↑3.4%
- Pop
- 236
- Mcap
- $24.2K
- Evidence
- Moderate
- Last
- $99
- PSA9$341d ↓0.2%7d ↓6.4%30d ↓2.7%
- Pop
- 278
- Mcap
- $9.6K
- Evidence
- Strong
- Last
- $29
- PSA8$331d ↓0.1%7d ↑0.7%30d ↑5.8%
- Pop
- 80
- Mcap
- $2.7K
- Evidence
- Limited
- Last
- $36
| Listings | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| PSA10 | $103 | 236 | $24.2K | ↑up 0.3% | ↑up 1.1% | ↑up 3.4% | ↑up 49.4% | Moderate | $991mo ago | |
| PSA9 | $34 | 278 | $9.6K | ↓down 0.2% | ↓down 6.4% | ↓down 2.7% | ↓down 0.9% | Strong | $295d ago | |
| PSA8 | $33 | 80 | $2.7K | ↓down 0.1% | ↑up 0.7% | ↑up 5.8% | ↑up 25.9% | Limited | $363mo ago | |
| PSA7 | $33 | 37 | $1.2K | 0.0% | ↑up 0.7% | ↑up 5.8% | ↑up 42.1% | Limited | $313mo ago | |
| PSA6 | $20 | 22 | $441 | 0.0% | 0.0% | ↓down 20.8% | ↓down 6.0% | Limited | $5.002w ago | |
| PSA5 | $20 | 17 | - | 0.0% | 0.0% | ↑up 20.7% | ↑up 60.1% | Sparse | $203w ago | |
| PSA4 | $20 | 3 | - | ↑up 0.1% | 0.0% | ↓down 20.8% | - | Sparse | $253mo ago | |
| PSA3 | $20 | 2 | - | ↑up 0.1% | 0.0% | ↓down 1.4% | ↓down 0.3% | Sparse | $218mo ago | |
| PSA1 | $19 | 1 | - | ↑up 0.1% | 0.0% | ↓down 1.4% | ↓down 0.3% | Sparse | $142y ago | |
| Raw | $1.50 | - | - | 0.0% | ↑up 2.7% | ↑up 18.1% | ↑up 57.9% | - | - |
PSA population report
How Grass Energy'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.676 graded copies of Grass Energy Shadowless across 9 grades. The selected grade is highlighted.
PSA 9 makes up 41% of graded copies: 278 of 676. It’s the most common grade for this card.
Analysis
Grass Energy - Shadowless Normal at PSA 10 carries a TCGBerg fair value of $103 as of 2026-11-13. We track a TCGBerg fair value across 9 grades from Base Set, from PSA 1 up to PSA 10. A graded population of 236 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on moderate sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 3.4%.