Koffing
151 · #109/165 · Common · 2023
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 2026-07-08
Population data from PriceCharting, updated monthly.
Attacks
“Its body is full of poisonous gas. It floats into garbage dumps, seeking out the fumes of raw, rotting trash.”
How much is Koffing #109/165 worth?
As of August 14, 2026, Koffing #109/165 from 151 sells for around $0.17 in raw, ungraded condition. Across the 3 printings we track, copies run anywhere from $0.01 to $19.98 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $32.71, roughly 192.4x the raw price, while a PSA 9 sits near $10.44. 685 copies have been graded to date, and 91% 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.
