Koffing
Plasma Storm · #56/135 · Common · 2013
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 2026-08-02
Population data from PriceCharting, updated monthly.
Attacks
“Toxic gas is held within its thin, balloon-shaped body, so it can cause massive explosions.”
How much is Koffing #56/135 worth?
As of August 14, 2026, Koffing #56/135 from Plasma Storm sells for around $0.28 in raw, ungraded condition. Across the 2 printings we track, copies run anywhere from $0.08 to $19.98 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $39.52, roughly 141.1x the raw price, while a PSA 9 sits near $14.37. 2 copies have been graded to date, and 0% of them came back a 10 — worth knowing before you pay grading fees.
Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.
