Koffing
Expedition Base Set · #114/165 · Common · 2002
Printings & price history
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Graded values
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-07-07
Population data from PriceCharting, updated monthly.
Attacks
How much is Koffing #114/165 worth?
A raw copy of Koffing #114/165 (Expedition Base Set, 2002) is worth about $5.17 right now, based on the latest market data from August 14, 2026. Across the 2 printings we track, copies run anywhere from $2.00 to $694.20 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $95.64, roughly 18.5x the raw price, while a PSA 9 sits near $53.00. 224 copies have been graded to date, and 31% 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.
