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PSA 10: 45-day PSA 10 sold-comp median
GemDelta shows Mysterious Fossil (Sandstorm #91) at $2.58 market price (TCGplayer market). Its Delta multiple is 116x.
A PSA 10 Mysterious Fossil (Sandstorm #91) is currently shown at $525. GemDelta labels this as a 45-day PSA 10 sold-comp median.
The Reverse Holo version of Mysterious Fossil (Sandstorm #91) is shown at $2.58 market price. That value is for this stored card variant, not the base printing.
| Date | Sale |
|---|---|
| Aug 1, 2026 | $525.00 |