Koffing
#108 in the Hoenn Pokédex • Poison Gas Pokémon
Pokédex entries
Ruby
If KOFFING becomes agitated, it raises the toxicity of its internal gases and jets them out from all over its body. This Pokémon may also overinflate its round body, then explode.
Sapphire
KOFFING embodies toxic substances. It mixes the toxins with raw garbage to set off a chemical reaction that results in a terribly powerful poison gas. The higher the temperature, the more gas is concocted by this Pokémon.
Details
Type
Category
Abilities
Height
Weight
National Pokédex
Pokédex
Stats
Min
Max
HP
40
190
284
Attack
65
121
251
Defense
95
175
317
Sp. Atk
60
112
240
Sp. Def
45
85
207
Speed
35
67
185
Total
340
Ranges are for Level 100. Max assumes a beneficial nature, 252 EVs, and 31 IVs; min assumes a hindering nature, 0 EVs, and 0 IVs.
Growth
| EV yield | 1 Def |
|---|---|
| Catch rate | 190 |
| Base Exp. | 114 |
Eggs
| Egg groups | |
|---|---|
| Gender | 50% male 50% female |
| Egg cycles | 20 (256 steps per cycle; elapsed hatch time varies) |
Evolution
| Pokémon | Requires | Evolution |
|---|---|---|
 Koffing #108 | Level 35 |  Weezing #109 |
Encounters
Held Items
These are the game’s programmed wild held-item rates. They do not establish a wild encounter location.
Moves
| Class | Description | ||||||
|---|---|---|---|---|---|---|---|
| Start | Tackle |  |  Physical | 35 | 95 | 35 | Charges the foe with a full-body tackle. |
| Start | Poison Gas | |  Status | - | 55 | 40 | Envelops the foe in a toxic gas that may poison. |
| 9 | Smog | | Physical | 20 | 70 | 20 | An exhaust-gas attack that may also poison. |
| 17 | Self-Destruct | | Physical | 200 | 100 | 5 | Inflicts severe damage but makes the user faint. |
| 21 | Sludge | | Physical | 65 | 100 | 20 | Sludge is hurled to inflict damage. May also poison. |
| 25 | Smokescreen | | Status | - | 100 | 20 | Lowers the foe's accuracy using smoke, ink, etc. |
| 33 | Haze |  | Status | - | - | 30 | Creates a black haze that eliminates all stat changes. |
| 41 | Explosion | | Physical | 250 | 100 | 5 | Inflicts severe damage but makes the user faint. |
| 45 | Destiny Bond |  | Status | - | - | 5 | If the user faints, the foe is also made to faint. |
| 49 | Memento |  | Status | - | 100 | 10 | The user faints and lowers the foe's abilities. |
Machines
| Class | Description | ||||||
|---|---|---|---|---|---|---|---|
| TM06 | Toxic | | Status | - | 85 | 10 | Poisons the foe with an intensifying toxin. |
| TM10 | Hidden Power | Varies by IVs | Varies By Type | 30–70 | 100 | 15 | The effectiveness varies with the user. |
| TM11 | Sunny Day |  | Status | - | - | 5 | Boosts the power of FIRE-type moves for 5 turns. |
| TM12 | Taunt | | Status | - | 100 | 20 | Taunts the foe into only using attack moves. |
| TM17 | Protect | | Status | - | - | 10 | Evades attack, but may fail if used in succession. |
| TM18 | Rain Dance |  | Status | - | - | 5 | Boosts the power of WATER-type moves for 5 turns. |
| TM21 | Frustration | | Physical | - | 100 | 20 | An attack that is stronger if the TRAINER is disliked. |
| TM24 | Thunderbolt |  |  Special | 95 | 100 | 15 | A strong electrical attack that may paralyze the foe. |
| TM25 | Thunder | | Special | 120 | 70 | 10 | A lightning attack that may cause paralysis. |
| TM27 | Return | | Physical | - | 100 | 20 | An attack that increases in power with friendship. |
| TM30 | Shadow Ball | | Physical | 80 | 100 | 15 | Hurls a black blob that may lower the foe's SP. DEF. |
| TM32 | Double Team | | Status | - | - | 15 | Creates illusory copies to raise evasiveness. |
| TM34 | Shock Wave | | Special | 60 | - | 20 | A fast and unavoidable electric attack. |
| TM35 | Flamethrower | | Special | 95 | 100 | 15 | A powerful fire attack that may inflict a burn. |
| TM36 | Sludge Bomb | | Physical | 90 | 100 | 10 | Sludge is hurled to inflict damage. May also poison. |
| TM38 | Fire Blast | | Special | 120 | 85 | 5 | A fiery blast that scorches all. May cause a burn. |
| TM41 | Torment | | Status | - | 100 | 15 | Torments the foe and stops successive use of a move. |
| TM42 | Facade | | Physical | 70 | 100 | 20 | Boosts ATTACK when burned, paralyzed, or poisoned. |
| TM43 | Secret Power | | Physical | 70 | 100 | 20 | An attack with effects that vary by location. |
| TM44 | Rest |  | Status | - | - | 10 | The user sleeps for 2 turns, restoring HP and status. |
| TM45 | Attract | | Status | - | 100 | 15 | Makes the opposite gender less likely to attack. |
| TM46 | Thief | | Special | 40 | 100 | 10 | While attacking, it may steal the foe's held item. |
| HM05 | Flash | | Status | - | 70 | 20 | Looses a powerful blast of light that cuts accuracy. |
Breeding
| Class | Description | |||||
|---|---|---|---|---|---|---|
| Destiny Bond | | Status | - | - | 5 | If the user faints, the foe is also made to faint. |
| Pain Split | | Status | - | - | 20 | Adds the user and foe's HP, then shares them equally. |
| Psybeam | | Special | 65 | 100 | 20 | Fires a peculiar ray that may confuse the foe. |
| Psywave | | Special | - | 80 | 15 | Attacks with a psychic wave of varying intensity. |
| Screech | | Status | - | 85 | 40 | Emits a screech to sharply reduce the foe's DEFENSE. |
| Will-O-Wisp | | Status | - | 75 | 15 | Inflicts a burn on the foe with intense fire. |
Traits
Levitate
Not hit by GROUND attacks.
Evades Ground moves.
