#0109Generation IV
Koffing
POISON
Poison Gas Pokémon
Normal
Shiny
Back
Back ShinySprites
| Height | 0.6 m |
| Weight | 1.0 kg |
| Category | Poison Gas Pokémon |
| Catch Rate | 190 |
| Growth | Medium |
| Gender | M 50% / F 50% |
| Egg Groups | Indeterminate |
| Friendship | 70 |
Base Stats
HP40
ATK65
DEF95
SpA60
SpD45
SPE35
Total 340
Abilities
By floating in the air, the Pokémon receives full immunity to all Ground-type moves.
While the Pokémon is in the battle, the effects of all other Pokémon's Abilities will be nullified or will not be triggered.
Pokedex Entries
Pokemon DiamondLighter-than-air gases in its body keep it aloft. The gases not only smell, they are also explosive.
Pokemon PearlLighter-than-air gases in its body keep it aloft. The gases not only smell, they are also explosive.
Pokemon PlatinumLighter-than-air gases in its body keep it aloft. The gases not only smell, they are also explosive.
Pokemon HeartGoldIts thin, filmy body is filled with gases that cause constant sniffles, coughs and teary eyes.
Pokemon SoulSilverThe poisonous gases it contains are a little bit lighter than air, keeping it slightly airborne.
Moves
Level Up
| Lv | Move | Type | Cat | Type/Cat | Pwr | Acc | PP | Eff % |
|---|---|---|---|---|---|---|---|---|
| 1 | Poisons the target. | POISON | Status | POISONStatus | — | 55% | 40 | — |
| 1 | Inflicts regular damage with no additional effect. | NORMAL | Physical | NORMALPhysical | 35 | 95% | 35 | — |
| 6 | Has a chance to poison the target. | POISON | Special | POISONSpecial | 20 | 70% | 20 | 40% |
| 10 | Lowers the target’s accuracy by one stage. | NORMAL | Status | NORMALStatus | — | 100% | 20 | — |
| 15 | Power is doubled if the target has already received damage this turn. | DARK | Physical | DARKPhysical | 50 | 100% | 10 | — |
| 19 | User faints. | NORMAL | Physical | NORMALPhysical | 200 | 100% | 5 | — |
| 24 | Has a chance to poison the target. | POISON | Special | POISONSpecial | 65 | 100% | 20 | 30% |
| 28 | Resets all Pokémon’s stats, accuracy, and evasion. | ICE | Status | ICEStatus | — | — | 30 | — |
| 33 | Power raises when the user has lower Speed, up to a maximum of 150. | STEEL | Physical | STEELPhysical | — | 100% | 5 | — |
| 37 | User faints. | NORMAL | Physical | NORMALPhysical | 250 | 100% | 5 | — |
| 42 | Has a chance to poison the target. | POISON | Special | POISONSpecial | 90 | 100% | 10 | 30% |
| 46 | If the user faints this turn, the target automatically will, too. | GHOST | Status | GHOSTStatus | — | — | 5 | — |
| 51 | Lowers the target’s Attack and Special Attack by two stages. User faints. | DARK | Status | DARKStatus | — | 100% | 10 | — |
TM / HM
| No. | Move | Type | Cat | Type/Cat | Pwr | Acc | PP | Eff % |
|---|---|---|---|---|---|---|---|---|
| TM06 | Badly poisons the target, inflicting more damage every turn. | POISON | Status | POISONStatus | — | 85% | 10 | — |
| TM10 | Power and type depend upon user’s IVs. Power can range from 30 to 70. | NORMAL | Special | NORMALSpecial | 1 | 100% | 15 | — |
| TM11 | Changes the weather to sunny for five turns. | FIRE | Status | FIREStatus | — | — | 5 | — |
| TM12 | For the next few turns, the target can only use damaging moves. | DARK | Status | DARKStatus | — | 100% | 20 | — |
| TM17 | Prevents any moves from hitting the user this turn. | NORMAL | Status | NORMALStatus | — | — | 10 | — |
| TM18 | Changes the weather to rain for five turns. | WATER | Status | WATERStatus | — | — | 5 | — |
| TM21 | Power increases as happiness decreases, up to a maximum of 102. | NORMAL | Physical | NORMALPhysical | — | 100% | 20 | — |
| TM24 | Has a chance to paralyze the target. | ELECTR | Special | ELECTRSpecial | 95 | 100% | 15 | 10% |
| TM25 | Has a chance to paralyze the target. | ELECTR | Special | ELECTRSpecial | 120 | 70% | 10 | 30% |
| TM27 | Power increases with happiness, up to a maximum of 102. | NORMAL | Physical | NORMALPhysical | — | 100% | 20 | — |
| TM30 | Has a chance to lower the target’s Special Defense by one stage. | GHOST | Special | GHOSTSpecial | 80 | 100% | 15 | 20% |
| TM32 | Raises the user’s evasion by one stage. | NORMAL | Status | NORMALStatus | — | — | 15 | — |
| TM34 | Never misses. | ELECTR | Special | ELECTRSpecial | 60 | — | 20 | — |
| TM35 | Has a chance to burn the target. | FIRE | Special | FIRESpecial | 95 | 100% | 15 | 10% |
| TM36 | Has a chance to poison the target. | POISON | Special | POISONSpecial | 90 | 100% | 10 | 30% |
| TM38 | Has a chance to burn the target. | FIRE | Special | FIRESpecial | 120 | 85% | 5 | 10% |
| TM41 | Prevents the target from using the same move twice in a row. | DARK | Status | DARKStatus | — | 100% | 15 | — |
| TM42 | Power doubles if user is burned, paralyzed, or poisoned. | NORMAL | Physical | NORMALPhysical | 70 | 100% | 20 | — |
| TM43 | Has a chance to inflict a status effect which depends upon the terrain. | NORMAL | Physical | NORMALPhysical | 70 | 100% | 20 | 30% |
| TM44 | User sleeps for two turns, completely healing itself. | PSYCHC | Status | PSYCHCStatus | — | — | 5 | — |
| TM45 | Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user. | NORMAL | Status | NORMALStatus | — | 100% | 15 | — |
| TM46 | Takes the target’s item. | DARK | Physical | DARKPhysical | 40 | 100% | 10 | — |
| TM58 | Prevents the user’s HP from lowering below 1 this turn. | NORMAL | Status | NORMALStatus | — | — | 10 | — |
| TM61 | Burns the target. | FIRE | Status | FIREStatus | — | 75% | 15 | — |
| TM64 | User faints. | NORMAL | Physical | NORMALPhysical | 250 | 100% | 5 | — |
| TM66 | Power is doubled if the target has already moved this turn. | DARK | Physical | DARKPhysical | 50 | 100% | 10 | — |
| TM70 | Lowers the target’s accuracy by one stage. | NORMAL | Status | NORMALStatus | — | 100% | 20 | — |
| TM74 | Power raises when the user has lower Speed, up to a maximum of 150. | STEEL | Physical | STEELPhysical | — | 100% | 5 | — |
| TM78 | Lowers the target’s Special Attack by two stages if it’s the opposite gender. | NORMAL | Status | NORMALStatus | — | 100% | 20 | — |
| TM79 | Has a chance to make the target flinch. | DARK | Special | DARKSpecial | 80 | 100% | 15 | 20% |
| TM82 | Randomly uses one of the user’s other three moves. Only works if the user is sleeping. | NORMAL | Status | NORMALStatus | — | — | 10 | — |
| TM83 | Power and type depend on the held berry. | NORMAL | Physical | NORMALPhysical | — | 100% | 15 | — |
| TM87 | Raises the target’s Attack by two stages and confuses the target. | NORMAL | Status | NORMALStatus | — | 90% | 15 | — |
| TM90 | Transfers 1/4 of the user’s max HP into a doll, protecting the user from further damage or status changes until it breaks. | NORMAL | Status | NORMALStatus | — | — | 10 | — |
Egg Moves (All Games)
| Move | Type | Cat | Type/Cat | Pwr | Acc | PP | Eff % |
|---|---|---|---|---|---|---|---|
Ghosts pay half their max HP to hurt the target every turn. Others decrease Speed but raise Attack and Defense. | UNKNOWN | Status | UNKNOWNStatus | — | — | 10 | — |
If the user faints this turn, the target automatically will, too. | GHOST | Status | GHOSTStatus | — | — | 5 | — |
If the user faints this turn, the PP of the move that fainted it drops to 0. | GHOST | Status | GHOSTStatus | — | — | 5 | — |
Sets the user’s and targets’s HP to the average of their current HP. | NORMAL | Status | NORMALStatus | — | — | 20 | — |
Has a chance to confuse the target. | PSYCHC | Special | PSYCHCSpecial | 65 | 100% | 20 | 10% |
Inflicts damage between 50% and 150% of the user’s level. | PSYCHC | Special | PSYCHCSpecial | — | 80% | 15 | — |
Lowers the target’s Defense by two stages. | NORMAL | Status | NORMALStatus | — | 85% | 40 | — |
Lowers the PP of the target’s last used move by 4. | GHOST | Status | GHOSTStatus | — | 100% | 10 | — |
Burns the target. | FIRE | Status | FIREStatus | — | 75% | 15 | — |
Move Tutor (Platinum / HeartGold / SoulSilver)
| Move | Type | Cat | Type/Cat | Pwr | Acc | PP | Eff % |
|---|---|---|---|---|---|---|---|
Power doubles every turn this move is used in succession after the first, resetting after five turns. | ROCK | Physical | ROCKPhysical | 30 | 90% | 20 | — |
Has a chance to make the target flinch. Only works if the user is sleeping. | NORMAL | Special | NORMALSpecial | 40 | 100% | 15 | 30% |
Lowers the PP of the target’s last used move by 4. | GHOST | Status | GHOSTStatus | — | 100% | 10 | — |
Forced to use this move for several turns. Pokémon cannot fall asleep in that time. | NORMAL | Special | NORMALSpecial | 50 | 100% | 10 | — |
Move Tutor (HeartGold / SoulSilver)
| Move | Type | Cat | Type/Cat | Pwr | Acc | PP | Eff % |
|---|---|---|---|---|---|---|---|
Sets the user’s and targets’s HP to the average of their current HP. | NORMAL | Status | NORMALStatus | — | — | 20 | — |
Locations
Pokemon DiamondBreed WeezingObtainable
Pokemon PearlBreed WeezingObtainable
Pokemon PlatinumStark Mountain Inside, Team Rocket HqAvailable ▾
Pokemon HeartGoldBurned Tower 1F, Burned Tower B1F, Johto Safari Zone Zone Marshland, Team Rocket HqAvailable ▾
Pokemon SoulSilverBurned Tower 1F, Burned Tower B1F, Johto Safari Zone Zone MarshlandAvailable ▾