
| Id | 109 |
| Type | poison |
| Species | Poison Gas Pokémon |
| Height | 0.6 m |
| Weight | 1 kg |
| Abilities | Levitate, Neutralizing Gas Hidden Ability: Stench |
| Local Ids | 109 (Red/Blue/Yellow) 114 (Gold/Silver/Crystal) 108 (Ruby/Sapphire/Emerald) 109 (FireRed/LeafGreen) 115 (HeartGold/SoulSilver) 46 (Black 2/White 2) 113 (Omega Ruby/Alpha Sapphire) 109 (Let's Go Pikachu/Let's Go Eevee) 250 (Sword/Shield) |
| Catch rate | 190 |
| Base Friendship | 50 (normal) |
| Base Exp | 68 |
| Growth Rate | Medium Fast |
| Egg Groups | Amorphous |
| Gender | 50% male, 50% female |
| Egg cycles | 20 (4,884–5,140 steps) |
| HP | 40 | |
| Attack | 65 | |
| Defense | 95 | |
| Sp. Atk | 60 | |
| Sp. Def | 45 | |
| Speed | 35 | |
| Total | 340 |
| Level | Move | Type | Category | Power | Accuracy |
|---|---|---|---|---|---|
| 1 | Poison Gas | poison | status | 0 | 90 |
| 1 | Tackle | normal | physical | 40 | 100 |
| 4 | Smog | poison | special | 30 | 70 |
| 8 | Smokescreen | normal | status | 0 | 100 |
| 12 | Clear Smog | poison | special | 50 | — |
| 16 | Assurance | dark | physical | 60 | 100 |
| 20 | Sludge | poison | special | 65 | 100 |
| 24 | Haze | ice | status | 0 | — |
| 28 | Self-Destruct | normal | physical | 200 | 100 |
| 32 | Sludge Bomb | poison | special | 90 | 100 |
| 36 | Toxic | poison | status | 0 | 90 |
| 40 | Belch | poison | special | 120 | 90 |
| 44 | Explosion | normal | physical | 250 | 100 |
| 48 | Memento | dark | status | 0 | 100 |
| 52 | Destiny Bond | ghost | status | 0 | — |
Koffing does not learn any moves from evolution.
| Move | Type | Category | Power | Accuracy |
|---|---|---|---|---|
| Curse | ghost | status | 0 | — |
| Destiny Bond | ghost | status | 0 | — |
| Grudge | ghost | status | 0 | — |
| Pain Split | normal | status | 0 | — |
| Psybeam | psychic | special | 65 | 100 |
| Screech | normal | status | 0 | 85 |
| Spit Up | normal | special | 0 | 100 |
| Spite | ghost | status | 0 | 100 |
| Stockpile | normal | status | 0 | — |
| Swallow | normal | status | 0 | — |
| Toxic Spikes | poison | status | 0 | — |
| Venom Drench | poison | status | 0 | 100 |
Koffing can not have any move tutor moves.
| TM | Move | Type | Category | Power | Accuracy |
|---|---|---|---|---|---|
| 6 | Toxic | poison | status | 0 | 90 |
| 11 | Sunny Day | fire | status | 0 | — |
| 12 | Taunt | dark | status | 0 | 100 |
| 17 | Protect | normal | status | 0 | — |
| 18 | Rain Dance | water | status | 0 | — |
| 24 | Thunderbolt | electric | special | 90 | 100 |
| 25 | Thunder | electric | special | 110 | 70 |
| 30 | Shadow Ball | ghost | special | 80 | 100 |
| 32 | Double Team | normal | status | 0 | — |
| 34 | Shock Wave | electric | special | 60 | — |
| 35 | Flamethrower | fire | special | 90 | 100 |
| 36 | Sludge Bomb | poison | special | 90 | 100 |
| 38 | Fire Blast | fire | special | 110 | 85 |
| 41 | Torment | dark | status | 0 | 100 |
| 42 | Facade | normal | physical | 70 | 100 |
| 44 | Rest | psychic | status | 0 | — |
| 45 | Attract | normal | status | 0 | 100 |
| 46 | Thief | dark | physical | 60 | 100 |
| 58 | Endure | normal | status | 0 | — |
| 61 | Will-O-Wisp | fire | status | 0 | 85 |
| 64 | Explosion | normal | physical | 250 | 100 |
| 66 | Payback | dark | physical | 50 | 100 |
| 70 | Flash | normal | status | 0 | 100 |
| 74 | Gyro Ball | steel | physical | 0 | 100 |
| 79 | Dark Pulse | dark | special | 80 | 100 |
| 82 | Sleep Talk | normal | status | 0 | — |
| 87 | Swagger | normal | status | 0 | 85 |
| 90 | Substitute | normal | status | 0 | — |
Koffing can not get any moves from trs.
| English | Koffing |
|---|---|
| Spanish | Koffing |
| Italian | Koffing |
| Japanese | ドガース (Dogars) |
| German | Smogon |
| French | Smogo |
| Red Blue | Pokémon Mansion |
|---|---|
| Yellow | Trade/migrate from another game |
| Gold Silver Crystal | Burned Tower, Team Rocket HQ |
| Ruby Sapphire | Fiery Path |
| FireRed LeafGreen | Celadon City, Pokémon Mansion |
| Emerald | Fiery Path |
| Diamond Pearl | Weezing |
| Platinum | Stark Mountain |
| HeartGold SoulSilver | Burned Tower, Team Rocket HQ |
| Black White | Trade/migrate from another game |
| Black 2 White 2 | Virbank Complex |
| X Y | Trade/migrate from another game |
| Omega Ruby Alpha Sapphire | Fiery Path |
| Sun Moon Ultra Sun Ultra Moon Let's Go Pikachu | Trade/migrate from another game |
| Let's Go Eevee | Power Plant, Pokémon Mansion |
| Sword Shield | Dusty Bowl, Giant's Mirror, Motostoke Outskirts, Motostoke Riverbank |
| Brilliant Diamond Shining Pearl | Weezing, Galarian Weezing |