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Jeff Liefer Base #123 · Fleer Mystique (1999) | PopHunter

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Front

Jeff Liefer

Name: Jeff Liefer
Brand: Baseball
SKU: cmqetavyy9w6az814edxcq30q

BaseRC

Fleer Mystique · #123 · 1999

eBaySearch Sold comps

PSA 10 $

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PSA 10 Pop

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Gem Rate

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30D Change

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Market data as of Jun 14, 2026

Opportunity

57.0

Collector

Collector score — upgrade to unlock

88.8

Collector to unlockUpgrade

Investor

Investor score — upgrade to unlock

88.8

Investor to unlockUpgrade

Speculation

Speculation score — upgrade to unlock

88.8

Investor to unlockUpgrade

See pricing to unlock Collector, Investor & Speculation scores

How this score is calculated

Opportunity Score

57.0

8 weighted signals

Scarcity20%

Demand15%

Value Gap15%

Sales Vol.10%

Gem Rate10%

Momentum10%

Supply10%

Age10%

100

Score drivers: grade price gap (70) and vintage age (100). Raw population data is not yet available for this card. Signals are mixed — no strong edge indicated at current prices.

Market

PSA10 / PSA9

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Active Listings

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PSA10 Mkt Cap

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PSA 10 Price

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30D PSA10

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90D PSA10

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Raw Price

30D Raw

0.0%

90D Raw

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Prices by Grade & Grader

No pricing data available.

Population Reports

PSA Population

PSA 10

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PSA 9

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PSA 8

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PSA 7

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PSA 6

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PSA 5

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PSA 4

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PSA 3

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PSA 2

PSA 10 Price

PSA 9 Price

PSA 10 Population

Total Population

Opportunity Score

Active Listings

Similar Opportunities

Same Player

No image

Jeff Liefer #82 #82

1997 · Bowman

Score factors

Jeff Liefer #243 #243

1996 · Topps

PopHunter surfaces potentially undervalued scarcity and relative value signals. This is not financial or investment advice. Always do your own research before buying, selling, or grading cards.

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PSA 1

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