#0109
Koffing
Poison Gas Pokémon
It adores polluted air. Some claim that Koffing used to be more plentiful in the Galar region than they are now.
Details
Height0.6 m
Weight1.0 kg
Gender50.0% ♂ · 50.0% ♀
Catch rate190(35.2%)Moderate
Base friendship70Standard
Hatch time20 cycles · ~5,355 steps
Growth ratemedium
Base EXP68
Base stats
HP
40
Attack
65
Defense
95
Sp. Atk
60
Sp. Def
45
Speed
35
Total
340
Base Stat Total
Competitive movesets
Smogon UniversityBattle-ready sets by tier, straight from Smogon. Pick a generation and format — a “/” means either option works in that slot.
Source: Smogon (via pkmn) · Data snapshot: Jul 31, 2026 · 18,880 rows
Where to find Koffing
Wild encounter locations across the games. Availability may also include trades, evolution, gifts, and events not listed here.
Blue
Crystal
Ruby
Sapphire
Emerald
FireRed
LeafGreen
Platinum
SoulSilver
Black 2
White 2
Omega Ruby
Let's Go Eevee
Red Japan
Green Japan
Evolution
Lv. 35
Notable moves
The strongest damaging moves Koffing can learn — same-type (STAB) moves get a 1.5× power bonus in battle.
Moves
| Lv. | Move & effect | Type | Class | Power | Acc. | PP |
|---|---|---|---|---|---|---|
| 1 | Poison Gas Poisons the target. | Poison | Status | — | 90 | 40 |
| 1 | Smog Has a chance to poison the target. | Poison | Special | 30 | 70 | 20 |
| 1 | Tackle Inflicts regular damage with no additional effect. | Normal | Physical | 40 | 100 | 35 |
| 12 | Clear Smog Removes all of the target’s stat modifiers. | Poison | Special | 50 | — | 15 |
| 16 | Assurance Power is doubled if the target has already received damage this turn. | Dark | Physical | 60 | 100 | 10 |
| 29 | Gyro Ball Power raises when the user has lower Speed, up to a maximum of 150. | Steel | Physical | — | 100 | 5 |
| 32 | Sludge Has a chance to poison the target. | Poison | Special | 65 | 100 | 20 |
| 32 | Sludge Bomb Has a chance to poison the target. | Poison | Special | 90 | 100 | 10 |
| 36 | Toxic Badly poisons the target, inflicting more damage every turn. | Poison | Status | — | 90 | 10 |
| 37 | Smokescreen Lowers the target’s accuracy by one stage. | Normal | Status | — | 100 | 20 |
| 40 | Belch Can only be used after the user has eaten a berry. | Poison | Special | 120 | 90 | 10 |
| 40 | Self-Destruct User faints. | Normal | Physical | 200 | 100 | 5 |
| 45 | Haze Resets all Pokémon’s stats, accuracy, and evasion. | Ice | Status | — | — | 30 |
| 48 | Explosion User faints. | Normal | Physical | 250 | 100 | 5 |
| 48 | Memento Lowers the target’s Attack and Special Attack by two stages. User faints. | Dark | Status | — | 100 | 10 |
| 52 | Destiny Bond If the user faints this turn, the target automatically will, too. | Ghost | Status | — | — | 5 |
Breeding & egg moves
Koffing can inherit these egg moves by breeding with a compatible parent that knows the move and shares an egg group.
Sprites & renders
25 sprites & renders for Koffing.
Across the games
More Poison-type Pokémon
Others that share this Pokémon's primary type.
#0890
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#1014
#1015
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Total690
Pecharunt
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Nihilego
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Total570
Iron Moth
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Okidogi
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Total555
Munkidori
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Community notes
No reader notes on Koffing yet.
Cite this page
“Koffing”. Pokémonism. Retrieved [date] from pokemonism.com/pokedex/koffing.
Species data from PokéAPI.