Gold
If one of the twin KOFFING inflates, the other one deflates. It con stantly mixes its poisonous gases.
Silver
Top-grade perfume is made using its internal poison gases by diluting them to the high est level.
Crystal
When it inhales poisonous gases from garbage, its body expands, and its insides smell much worse.
Evolution Chain
Level 35
Pokédex & Training Data
Classification
Poison Gas Pokémon
Height
1.2 m (3'11")
Weight
9.5 kg (20.9 lbs)
Abilities
N/A in Gen II
EV Yield
+2 defense
Catch Rate
60
Base Friendship
70
Growth Rate
medium
Gender Ratio
♂
♀
Egg Groups
Indeterminate
Pokédex Numbers
Kanto (R/B/Y)
#110
Johto (G/S/C)
#115
Hoenn (R/S/E)
#109
Johto (HG/SS)
#116
Unova (B2/W2)
#047
Hoenn (OR/AS)
#114
Galar (Sw/Sh)
#251
National
#110
Kitakami
#136
Held Items
None in this generation.
Game Locations
Burned Tower B1f
Learned Moves
Level Up Moves
Gold/Silver
| Lvl | Name | Class | Power | Acc. | PP | Effect |
|---|---|---|---|---|---|---|
| 1 | Tackle | 40 | 100% | 35 | Inflicts regular damage with no additional effect. | |
| 1 | Self Destruct | 200 | 100% | 5 | User faints. | |
| 1 | Smog | 30 | 70% | 20 | Has a 40% chance to poison the target. | |
| 1 | Poison Gas | — | 90% | 40 | Poisons the target. | |
| 9 | Smog | 30 | 70% | 20 | Has a 40% chance to poison the target. | |
| 17 | Self Destruct | 200 | 100% | 5 | User faints. | |
| 21 | Sludge | 65 | 100% | 20 | Has a 30% chance to poison the target. | |
| 25 | Smokescreen | — | 100% | 20 | Lowers the target’s accuracy by one stage. | |
| 33 | Haze | — | — | 30 | Resets all Pokémon’s stats, accuracy, and evasion. | |
| 44 | Explosion | 250 | 100% | 5 | User faints. | |
| 51 | Destiny Bond | — | — | 5 | If the user faints this turn, the target automatically will, too. |
Crystal
| Lvl | Name | Class | Power | Acc. | PP | Effect |
|---|---|---|---|---|---|---|
| 1 | Tackle | 40 | 100% | 35 | Inflicts regular damage with no additional effect. | |
| 1 | Self Destruct | 200 | 100% | 5 | User faints. | |
| 1 | Smog | 30 | 70% | 20 | Has a 40% chance to poison the target. | |
| 1 | Poison Gas | — | 90% | 40 | Poisons the target. | |
| 9 | Smog | 30 | 70% | 20 | Has a 40% chance to poison the target. | |
| 17 | Self Destruct | 200 | 100% | 5 | User faints. | |
| 21 | Sludge | 65 | 100% | 20 | Has a 30% chance to poison the target. | |
| 25 | Smokescreen | — | 100% | 20 | Lowers the target’s accuracy by one stage. | |
| 33 | Haze | — | — | 30 | Resets all Pokémon’s stats, accuracy, and evasion. | |
| 44 | Explosion | 250 | 100% | 5 | User faints. | |
| 51 | Destiny Bond | — | — | 5 | If the user faints this turn, the target automatically will, too. |
TM/HM Moves
Gold/SilverCrystal
| Name | Class | Power | Acc. | PP | Effect |
|---|---|---|---|---|---|
| TM03 Curse | — | — | 10 | Ghosts pay half their max HP to hurt the target every turn. Others decrease Speed but raise Attack and Defense. | |
| TM04 Rollout | 30 | 90% | 20 | Power doubles every turn this move is used in succession after the first, resetting after five turns. | |
| TM06 Toxic | — | 90% | 10 | Badly poisons the target, inflicting more damage every turn. | |
| TM07 Zap Cannon | 120 | 50% | 5 | Has a 100% chance to paralyze the target. | |
| TM10 Hidden Power | 60 | 100% | 15 | Power and type depend upon user’s IVs. Power can range from 30 to 70. | |
| TM11 Sunny Day | — | — | 5 | Changes the weather to sunny for five turns. | |
| TM13 Snore | 50 | 100% | 15 | Has a 30% chance to make the target flinch. Only works if the user is sleeping. | |
| TM15 Hyper Beam | 150 | 90% | 5 | User foregoes its next turn to recharge. | |
| TM17 Protect | — | — | 10 | Prevents any moves from hitting the user this turn. | |
| TM20 Endure | — | — | 10 | Prevents the user’s HP from lowering below 1 this turn. | |
| TM21 Frustration | — | 100% | 20 | Power increases as happiness decreases, up to a maximum of 102. | |
| TM25 Thunder | 110 | 70% | 10 | Has a 30% chance to paralyze the target. | |
| TM27 Return | — | 100% | 20 | Power increases with happiness, up to a maximum of 102. | |
| TM32 Double Team | — | — | 15 | Raises the user’s evasion by one stage. | |
| TM34 Swagger | — | 85% | 15 | Raises the target’s Attack by two stages and confuses the target. | |
| TM35 Sleep Talk | — | — | 10 | Randomly uses one of the user’s other three moves. Only works if the user is sleeping. | |
| TM36 Sludge Bomb | 90 | 100% | 10 | Has a 30% chance to poison the target. | |
| TM38 Fire Blast | 110 | 85% | 5 | Has a 10% chance to burn the target. | |
| TM44 Rest | — | — | 5 | User sleeps for two turns, completely healing itself. | |
| TM45 Attract | — | 100% | 15 | Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user. | |
| TM46 Thief | 60 | 100% | 25 | Takes the target’s item. |
Tutor Moves
Crystal
| Name | Class | Power | Acc. | PP | Effect |
|---|---|---|---|---|---|
| Flamethrower | 90 | 100% | 15 | Has a 10% chance to burn the target. | |
| Thunderbolt | 90 | 100% | 15 | Has a 10% chance to paralyze the target. |
Base Stats
Hp
65
Attack
90
Defense
120
Sp. Atk
85
Sp. Def
70
Speed
60
Total
490
Type Defenses
(vs. Gen 6+ rules)