Koga's Koffing

Gym Challenge · #79/132 · Common · 2000

$2.64
1st Edition · 79 · Market price 1.1% (30d)
Prices as of Aug 14, 2026
HP 40GrassBasicArt · Ken Sugimori
1,030graded pop
33%gem rate
21.7×PSA 10 vs raw
-53%off ATH $3.99 · Jul 2026
+$1.14EV to grade — marginal
Market data

Printings & price history

1st Edition · 79 1.5% 7d$2.64
Low $2.15Mid $3.00

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Graded market

Graded values

PSA 10 report →updated 2026-08-14
Grade 6 est.$2.75
Grade 5 est.$2.31
Grade 4 est.$1.91
Grade 3 est.$1.59
Grade 2 est.$1.30
Grade 1 est.$1.10

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

1st Edition · PSA 10 price history$152.50

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

Graded population census · updated 2026-08-01

1st Edition
PSA504 graded · 214 gem 10
CGC258 graded · 57 gem 10

Population data from PriceCharting, updated monthly.

Attacks

10Smelly Gas
Flip a coin. If heads, this attack does 10 damage to each Benched Pokémon (including your own). (Don't apply Weakness and Resistance for Benched Pokémon.)

How much is Koga's Koffing #79/132 worth?

As of August 14, 2026, Koga's Koffing #79/132 from Gym Challenge sells for around $1.29 in raw, ungraded condition. Across the 2 printings we track, copies run anywhere from $0.29 to $37.40 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $57.25, roughly 44.4x the raw price, while a PSA 9 sits near $14.75. 504 copies have been graded to date, and 42% 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 Koga's Koffing has moved over time.

Collecting Gym Challenge?Full master set guide — every card, chase list, and completion cost