Mystery Zone #137, Normal, Skyridge
- Card number: #137/144
- Rarity: Uncommon
- Finish: Non-Holo
A PSA 9 Mystery Zone #137 Normal from Skyridge has a TCGBerg fair value of $33 as of Nov 15, 2026. It rests on 7 recorded sales, the latest on Aug 9, 2026. PSA has graded 32 copies at PSA 9. Sales evidence is limited, so treat this value as a rough estimate.
TCGBerg Algorithm (estimated from recorded sales).
7 sales · latest Aug 9, 2026
- Population · PSA 9
- 32
- Market cap
- $1.0K
- Volatility
- 1.1%
- YTD
- ↑ 104.6%
- Sales evidence
- Limited
TCGBerg fair value · PSA 9
$33
Based on 7 recorded sales. Latest sale: Aug 9, 2026.
Price history
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.
What the evidence says
The last PSA 9 sale, $30 on Aug 9, 2026, sits 8.5% below the $33 fair value. The value rests on 7 recorded PSA 9 sales. Its confidence band runs from $30 to $36. A PSA 10 ($424) is worth 12.9 times a PSA 9 ($33). Over the past 30 days the PSA 9 value has fallen 0.8%. With limited sales evidence, read the gap and the band as rough guides.
TCGBerg fair value by grade
Value at each grade and ungraded condition. Log scale. Tap a row to switch the whole page.
- Raw NM$8.71Ungraded · TCGBerg fair value
- Raw LP$7.84Ungraded · TCGBerg fair value
- Raw MP$6.97Ungraded · market price
- Raw Damaged$4.00Ungraded · market price
- Raw HP$2.99Ungraded · market price
Behind the scenes
What goes into this price, and how much we know.
Recent sales
11 trackedEach sale against the grade's fair value on the day it sold.
- $8.99Oct 27, 2026 · via tcgplayerRawabove fair value by 3.2%
- $6.02Sep 28, 2026 · via eBayat fair value by 0.0%
- $7.99Sep 12, 2026 · via tcgplayerRawbelow fair value by 2.8%
- $30Aug 9, 2026 · via eBayabove fair value by 12.1%
- $21Aug 9, 2026 · via eBaybelow fair value by 23.4%
6 more sales with Pro
Up to 20 recent sales, each with its venue and its gap to fair value.
Includes a sale 7.3% 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.
- CGC7-1d -7d -30d -
- Pop
- 1
- Mcap
- -
- Evidence
- Sparse
- Last
- -
- CGC6-1d -7d -30d -
- Pop
- 1
- Mcap
- -
- Evidence
- Sparse
- Last
- -
- $4241d 0.0%7d 0.0%30d 20.5%
- Pop
- 19
- Mcap
- $8.1K
- Evidence
- Sparse
- Last
- $999
| CGC7 | - | 1 | - | - | - | - | - | Sparse | - |
| CGC6 | - | 1 | - | - | - | - | - | Sparse | - |
| $424 | 19 | $8.1K | 0.0% | 0.0% | down 20.5% | up 1.5% | Sparse | $9994mo ago | |
| $33 | 32 | $1.0K | 0.0% | down 0.3% | down 0.8% | up 17.2% | Limited | $303mo ago | |
| $20 | 5 | $100 | 0.0% | 0.0% | up 5.0% | up 9.2% | Sparse | $6.602y ago | |
| $16 | 1 | $16 | 0.0% | 0.0% | down 1.5% | down 12.9% | Sparse | - | |
| $12 | 1 | $12 | 0.0% | 0.0% | down 1.7% | down 33.6% | Sparse | - | |
| $6.59 | 1 | - | up 0.5% | up 1.4% | up 9.5% | - | Sparse | $6.022mo ago | |
| Raw | $8.71 | - | - | - | 0.0% | up 5.7% | - | Strong | $8.993w ago |
Graded population report
107 graded copies of Mystery Zone Normal across 17 grades. The selected grade is highlighted.
PSA 9 makes up 30% of graded copies: 32 of 107. It’s the most common grade for this card.
Analysis
Mystery Zone - Normal at PSA 10 carries a TCGBerg fair value of $424 as of 2026-11-14. We track a TCGBerg fair value across 6 grades from Skyridge, from PSA 4 up to PSA 10. A graded population of 19 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 20.5%.