Koffing

Expedition Base Set · #114/165 · Common · 2002

All 68 Koffing cards ranked by value →
$29.67
Reverse Holofoil · Market price ▲ 8.0% (30d)
Prices as of Nov 5, 2026
HP 50GrassBasicArt · Hajime Kusajima
358graded pop
33%gem rate
40.5×PSA 10 vs raw
+$66.94EV to grade — worth it
Market data

Printings & price history

Reverse Holofoil▲ 0.0% 7d$29.67
Low $45.00Mid $56.34

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Graded market

Graded values

PSA 10 report →updated 2026-11-05
Grade 6 est.$26.60
Grade 5 est.$22.40
Grade 4 est.$18.48
Grade 3 est.$15.40
Grade 2 est.$12.60
Grade 1 est.$10.64

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

Reverse Holofoil · PSA 10 price history$2,466.43

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

Graded population census · updated 2026-09-17

Reverse Holofoil
PSA90 graded · 15 gem 10
CGC64 graded · 6 gem 10

Population data from PriceCharting, updated monthly.

Auction sale integrity

New

Graded sales for this card from public auctions, each checked for shill/relist patterns and prices that don’t match the market. How this works →

Clean price · CGC 9
$45.60
Low confidence — a single sale, not yet corroborated
Recent sale price by grade · tracked by cert number
CGC 9.5
$16.00
last $16.00 · Sep 7, 2026 · 1 sale
CGC 8.5 · Rev Holo
$47.00
last $47.00 · Oct 12, 2026 · 1 sale
CGC 9 · Rev Holo
$38.00
last $38.00 · Aug 10, 2026 · 1 sale
Unconfirmed
CGC 8.5 · 15 bids · Oct 12, 2026
$47.00
Unconfirmed
CGC 9.5 · 6 bids · Sep 7, 2026
$16.00
Unconfirmed
CGC 9 · 6 bids · Aug 10, 2026
$38.00
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More Koffing cards all 68 ranked by value →

Attacks

10Ram
Confusion Gas
Flip a coin. If heads, the Defending Pokémon is now Confused.

How much is Koffing #114/165 worth?

A raw copy of Koffing #114/165 (Expedition Base Set, 2002) is worth about $4.57 right now, based on the latest market data from November 5, 2026. Across the 2 printings we track, copies run anywhere from $1.67 to $694.20 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $185.00, roughly 40.5x the raw price, while a PSA 9 sits near $53.00. 231 copies have been graded to date, and 30% 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.

Collecting Expedition Base Set?Full master set guide — every card, chase list, and completion cost→