Pokémon · Single card
Koga's Koffing
Gym Challenge · Gym
Number
79/132
Rarity
Common
HitBinder Price
~£0.88
Firm · ungraded
PSA 10
~£117.89
graded · Estimate
Price by condition
NM
£0.88
LP
£0.54
MP
£0.38
HP
£0.30
DM
£0.30
NM is the HitBinder Price; the rest use real per-condition ratios from our price archive.
Price history
▲ 24.6%— — PSA 10 shown on its own scale (a slab often trades many times raw).
Grade analysis
510 graded by PSA · 42% gem rate
PSA 10 uplift
134.0×
Gem rate
42%
Net if it 10s
£92.0
Population and per-grade prices from our price archive · printing: first Edition. “Net if it 10s” assumes a ~£25 grading cost and is not a guarantee — the gem rate is the odds it actually grades a 10.
PSA 10 by printing
Vintage printings grade very differently — check which one you hold.
| Printing | PSA 10 | Pop | Gem rate |
|---|---|---|---|
| 1st Ed. | ~£117.89 | 214 | 42% |
| Unlimited | ~£30.78 | 21 | 29.6% |
The HitBinder Price is our trust-weighted estimate (archive blend), shown in your chosen display currency (switch it top-right); PSA 10 reflects recent graded sales. Indicative, not quotes — condition, grading and printing variance apply.
Live on eBay
Price trend
▼ 1.1% · 11 wksCard details
Smelly Gas
10Flip 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.)
Illustrated by Ken Sugimori
Gym Challenge
Gym · 132 cards · 2000-10-16
Card analytics
Market snapshotSupply & demand
No members selling or wanting this yet.
Share of set value
£0.88 of £2,312.59 across the whole set.
Value rank in set
Ahead of 12 priced cards in the set.
Price stats
11 weekly snapshotsLow
£0.88
Average
£0.90
High
£0.91
Members selling this
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