Koffing
Diamond/PearlPlatinum

Lighter-than-air gases in its body keep it aloft. The gases not only smell, they are also explosive.

Heartgold

Its thin, filmy body is filled with gases that cause constant sniffles, coughs and teary eyes.

Soulsilver

The poisonous gases it contains are a little bit lighter than air, keeping it slightly airborne.

Evolution Chain

koffing
Koffing
Level 35
weezing
Weezing

Pokédex & Training Data

Classification Poison Gas Pokémon
Height 0.6 m (1'12")
Weight 1.0 kg (2.2 lbs)
EV Yield +1 defense
Catch Rate 190
Base Friendship 70
Growth Rate medium
Gender Ratio
♂ ♀
Egg Groups Indeterminate

Pokédex Numbers

Kanto (R/B/Y) #109
Johto (G/S/C) #114
Hoenn (R/S/E) #108
Johto (HG/SS) #115
Unova (B2/W2) #046
Hoenn (OR/AS) #113
Galar (Sw/Sh) #250
National #109
Kitakami #135

Held Items

Game Locations

Burned Tower 1f
Burned Tower B1f
Johto Safari Zone Zone Marshland
Stark Mountain Inside
Team Rocket Hq Area

Learned Moves

Level Up Moves

Diamond/Pearl
Lvl Name Class Power Acc. PP Effect
1 Tackle
40 100% 35 Inflicts regular damage with no additional effect.
1 Poison Gas
— 90% 40 Poisons the target.
6 Smog
30 70% 20 Has a 40% chance to poison the target.
10 Smokescreen
— 100% 20 Lowers the target’s accuracy by one stage.
15 Assurance
60 100% 10 Power is doubled if the target has already received damage this turn.
19 Self Destruct
200 100% 5 User faints.
24 Sludge
65 100% 20 Has a 30% chance to poison the target.
28 Haze
— — 30 Resets all Pokémon’s stats, accuracy, and evasion.
33 Gyro Ball
— 100% 5 Power raises when the user has lower Speed, up to a maximum of 150.
37 Explosion
250 100% 5 User faints.
42 Sludge Bomb
90 100% 10 Has a 30% chance to poison the target.
46 Destiny Bond
— — 5 If the user faints this turn, the target automatically will, too.
51 Memento
— 100% 10 Lowers the target’s Attack and Special Attack by two stages. User faints.
Platinum
Lvl Name Class Power Acc. PP Effect
1 Tackle
40 100% 35 Inflicts regular damage with no additional effect.
1 Poison Gas
— 90% 40 Poisons the target.
6 Smog
30 70% 20 Has a 40% chance to poison the target.
10 Smokescreen
— 100% 20 Lowers the target’s accuracy by one stage.
15 Assurance
60 100% 10 Power is doubled if the target has already received damage this turn.
19 Self Destruct
200 100% 5 User faints.
24 Sludge
65 100% 20 Has a 30% chance to poison the target.
28 Haze
— — 30 Resets all Pokémon’s stats, accuracy, and evasion.
33 Gyro Ball
— 100% 5 Power raises when the user has lower Speed, up to a maximum of 150.
37 Explosion
250 100% 5 User faints.
42 Sludge Bomb
90 100% 10 Has a 30% chance to poison the target.
46 Destiny Bond
— — 5 If the user faints this turn, the target automatically will, too.
51 Memento
— 100% 10 Lowers the target’s Attack and Special Attack by two stages. User faints.
HeartGold/SoulSilver
Lvl Name Class Power Acc. PP Effect
1 Tackle
40 100% 35 Inflicts regular damage with no additional effect.
1 Poison Gas
— 90% 40 Poisons the target.
6 Smog
30 70% 20 Has a 40% chance to poison the target.
10 Smokescreen
— 100% 20 Lowers the target’s accuracy by one stage.
15 Assurance
60 100% 10 Power is doubled if the target has already received damage this turn.
19 Self Destruct
200 100% 5 User faints.
24 Sludge
65 100% 20 Has a 30% chance to poison the target.
28 Haze
— — 30 Resets all Pokémon’s stats, accuracy, and evasion.
33 Gyro Ball
— 100% 5 Power raises when the user has lower Speed, up to a maximum of 150.
37 Explosion
250 100% 5 User faints.
42 Sludge Bomb
90 100% 10 Has a 30% chance to poison the target.
46 Destiny Bond
— — 5 If the user faints this turn, the target automatically will, too.
51 Memento
— 100% 10 Lowers the target’s Attack and Special Attack by two stages. User faints.

TM/HM Moves

Diamond/PearlPlatinumHeartGold/SoulSilver
Name Class Power Acc. PP Effect
TM06 Toxic
— 90% 10 Badly poisons the target, inflicting more damage every turn.
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.
TM12 Taunt
— 100% 20 For the next few turns, the target can only use damaging moves.
TM17 Protect
— — 10 Prevents any moves from hitting the user this turn.
TM18 Rain Dance
— — 5 Changes the weather to rain for five turns.
TM21 Frustration
— 100% 20 Power increases as happiness decreases, up to a maximum of 102.
TM24 Thunderbolt
90 100% 15 Has a 10% chance to paralyze the target.
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.
TM30 Shadow Ball
80 100% 15 Has a 20% chance to lower the target’s Special Defense by one stage.
TM32 Double Team
— — 15 Raises the user’s evasion by one stage.
TM34 Shock Wave
60 — 20 Never misses.
TM35 Flamethrower
90 100% 15 Has a 10% chance to burn the target.
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.
TM41 Torment
— 100% 15 Prevents the target from using the same move twice in a row.
TM42 Facade
70 100% 20 Power doubles if user is burned, paralyzed, or poisoned.
TM43 Secret Power
70 100% 20 Has a 30% chance to inflict a status effect which depends upon the terrain.
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.
TM58 Endure
— — 10 Prevents the user’s HP from lowering below 1 this turn.
TM61 Will O Wisp
— 85% 15 Burns the target.
TM64 Explosion
250 100% 5 User faints.
TM66 Payback
50 100% 10 Power is doubled if the target has already moved this turn.
TM70 Flash
— 100% 20 Lowers the target’s accuracy by one stage.
TM74 Gyro Ball
— 100% 5 Power raises when the user has lower Speed, up to a maximum of 150.
TM78 Captivate
— 100% 20 Lowers the target’s Special Attack by two stages if it’s the opposite gender.
TM79 Dark Pulse
80 100% 15 Has a 20% chance to make the target flinch.
TM82 Sleep Talk
— — 10 Randomly uses one of the user’s other three moves. Only works if the user is sleeping.
TM83 Natural Gift
— 100% 15 Power and type depend on the held berry.
TM87 Swagger
— 85% 15 Raises the target’s Attack by two stages and confuses the target.
TM90 Substitute
— — 10 Transfers 1/4 of the user’s max HP into a doll, protecting the user from further damage or status changes until it breaks.

Tutor Moves

Platinum
Name Class Power Acc. PP Effect
Rollout
30 90% 20 Power doubles every turn this move is used in succession after the first, resetting after five turns.
Snore
50 100% 15 Has a 30% chance to make the target flinch. Only works if the user is sleeping.
Spite
— 100% 10 Lowers the PP of the target’s last used move by 4.
Uproar
90 100% 10 Forced to use this move for several turns. Pokémon cannot fall asleep in that time.
HeartGold/SoulSilver
Name Class Power Acc. PP Effect
Pain Split
— — 20 Sets the user’s and targets’s HP to the average of their current HP.
Rollout
30 90% 20 Power doubles every turn this move is used in succession after the first, resetting after five turns.
Snore
50 100% 15 Has a 30% chance to make the target flinch. Only works if the user is sleeping.
Spite
— 100% 10 Lowers the PP of the target’s last used move by 4.
Uproar
90 100% 10 Forced to use this move for several turns. Pokémon cannot fall asleep in that time.

Egg Moves

Diamond/PearlPlatinumHeartGold/SoulSilver
Name Class Power Acc. PP Effect
Curse
— — 10 Ghosts pay half their max HP to hurt the target every turn. Others decrease Speed but raise Attack and Defense.
Destiny Bond
— — 5 If the user faints this turn, the target automatically will, too.
Grudge
— — 5 If the user faints this turn, the PP of the move that fainted it drops to 0.
Pain Split
— — 20 Sets the user’s and targets’s HP to the average of their current HP.
Psybeam
65 100% 20 Has a 10% chance to confuse the target.
Psywave
— 100% 15 Inflicts damage between 50% and 150% of the user’s level.
Screech
— 85% 40 Lowers the target’s Defense by two stages.
Spite
— 100% 10 Lowers the PP of the target’s last used move by 4.
Will O Wisp
— 85% 15 Burns the target.

Base Stats

Hp 40
Attack 65
Defense 95
Sp. Atk 60
Sp. Def 45
Speed 35
Total 340

Type Defenses

(vs. Gen 6+ rules)

0.5x
0.5x
0.5x
2x
2x
0.5x
0.5x