Mysterious Fossil

Sandstorm · #91/100 · Common · 2003

$3.24

Reverse Holofoil · Market price ▲ 25.6% (30d)

Prices as of Oct 16, 2026

Normal Reverse Holofoil

HP 10ItemArt · Keiji Kinebuchi

160graded pop

39%gem rate

120.9×PSA 10 vs raw

-85%off ATH $3.91 · Oct 2026

+$23.02EV to grade — marginal

Market data

Printings & price history

Reverse Holofoil▲ 0.0% 7d$3.24

Low $0.89Mid $2.74

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Graded market

Graded values

PSA 10 report →updated 2026-10-16

Grade 6 est.$4.53

Grade 5 est.$3.82

Grade 4 est.$3.15

Grade 3 est.$2.62

Grade 2 est.$2.15

Grade 1 est.$1.81

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

Reverse Holofoil · PSA 10 price history$525.00

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-09-18

Reverse Holofoil

CGC46 graded · 15 gem 10

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Population data from PriceCharting, updated monthly.

How much is Mysterious Fossil #91/100 worth?

Mysterious Fossil #91/100 is a Common card from Sandstorm (2003) — today it trades at roughly $0.58 ungraded. Across the 2 printings we track, copies run anywhere from $0.20 to $33.80 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $85.10, roughly 146.7x the raw price, while a PSA 9 sits near $35.00. 71 copies have been graded to date, and 63% of them came back a 10 — worth knowing before you pay grading fees.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

Collecting Sandstorm?Full master set guide — every card, chase list, and completion cost→