Koffing

Cosmic Eclipse · #243/236 · Rare Secret · 2019

$38.28

Market price ▼ 7.5% (30d)

Prices as of Jul 26, 2026

HP 60PsychicBasicArt · HYOGONOSUKE

2,877graded pop

28%gem rate

7.7×PSA 10 vs raw

-20%off ATH $35.94 · Jul 2026

+$52.54EV to grade — worth it

Price history

Secret▼ 1.0% 7d$38.28

Low $31.29Mid $42.13

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Graded values

updated 2026-07-26

Grade 6 est.$27.18

Grade 5 est.$22.89

Grade 4 est.$18.88

Grade 3 est.$15.74

Grade 2 est.$12.87

Grade 1 est.$10.87

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$294.98

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

Graded population census · updated 2026-07-07

PSA2,137 graded · 645 gem 10

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CGC740 graded · 145 gem 10

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Population data from PriceCharting, updated monthly.

Abilities

Blow-Away Bomb

Once during your turn, when you discard this Pokémon with the effect of Roxie, you may put 1 damage counter on each of your opponent's Pokémon. (Place damage counters after the effect of Roxie.)

Attacks

10Poison Gas

Your opponent's Active Pokémon is now Poisoned.

“Its thin, balloon-like body is inflated by horribly toxic gases. It reeks when it is nearby.”

How much is Koffing #243/236 worth?

As of July 26, 2026, Koffing #243/236 from Cosmic Eclipse sells for around $38.28 in raw, ungraded condition.

Grading changes the math on this one: a PSA 10 is valued around $294.98, roughly 7.7x the raw price, while a PSA 9 sits near $48.00. 2,137 copies have been graded to date, and 30% 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.