Koffing

Base Expansion Pack · #1/128 · Common · 2001JPN

$3.80

Standard · Market price ▲ 52.6% (1Y)

Prices as of Jul 26, 2026

1st Edition Standard

145graded pop

52%gem rate

16.5×PSA 10 vs raw

-16%off ATH $4.52 · Jul 2026

+$80.74EV to grade — worth it

Printings & price history

Standard$3.80

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Graded values

updated 2026-07-26

Grade 6 est.$3.61

Grade 5 est.$3.04

Grade 4 est.$2.51

Grade 3 est.$2.09

Grade 2 est.$1.71

Grade 1 est.$1.44

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

PSA 10 price history$175.98

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

Graded population census · updated 2026-07-07

PSA145 graded · 75 gem 10

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Population data from PriceCharting, updated monthly.

How much is Koffing #1/128 worth?

Koffing #1/128 is a Common Japanese card from Base Expansion Pack (2001) — today it trades at roughly $10.68 ungraded. Across the 2 printings we track, copies run anywhere from $10.68 to $14.95 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $175.98, roughly 16.5x the raw price, while a PSA 9 sits near $52.60. 145 copies have been graded to date, and 52% of them came back a 10 — worth knowing before you pay grading fees.

We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Koffing has moved over time.