Koffing
Lets Go Pikachu/Lets Go Eevee

In hot places, its internal gases could expand and explode without any warning. Be very careful!

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)
Abilities
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

Learned Moves

Level Up Moves

Sun/Moon
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.
4 Smog
30 70% 20 Has a 40% chance to poison the target.
7 Smokescreen
— 100% 20 Lowers the target’s accuracy by one stage.
12 Assurance
60 100% 10 Power is doubled if the target has already received damage this turn.
15 Clear Smog
50 — 15 Removes all of the target’s stat modifiers.
18 Sludge
65 100% 20 Has a 30% chance to poison the target.
23 Self Destruct
200 100% 5 User faints.
26 Haze
— — 30 Resets all Pokémon’s stats, accuracy, and evasion.
29 Gyro Ball
— 100% 5 Power raises when the user has lower Speed, up to a maximum of 150.
34 Sludge Bomb
90 100% 10 Has a 30% chance to poison the target.
37 Explosion
250 100% 5 User faints.
40 Destiny Bond
— — 5 If the user faints this turn, the target automatically will, too.
42 Belch
120 90% 10 Can only be used after the user has eaten a berry.
45 Memento
— 100% 10 Lowers the target’s Attack and Special Attack by two stages. User faints.
Ultra Sun/Ultra Moon
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.
4 Smog
30 70% 20 Has a 40% chance to poison the target.
7 Smokescreen
— 100% 20 Lowers the target’s accuracy by one stage.
12 Assurance
60 100% 10 Power is doubled if the target has already received damage this turn.
15 Clear Smog
50 — 15 Removes all of the target’s stat modifiers.
18 Sludge
65 100% 20 Has a 30% chance to poison the target.
23 Self Destruct
200 100% 5 User faints.
26 Haze
— — 30 Resets all Pokémon’s stats, accuracy, and evasion.
29 Gyro Ball
— 100% 5 Power raises when the user has lower Speed, up to a maximum of 150.
34 Sludge Bomb
90 100% 10 Has a 30% chance to poison the target.
37 Explosion
250 100% 5 User faints.
40 Destiny Bond
— — 5 If the user faints this turn, the target automatically will, too.
42 Belch
120 90% 10 Can only be used after the user has eaten a berry.
45 Memento
— 100% 10 Lowers the target’s Attack and Special Attack by two stages. User faints.
Let's Go
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.
12 Clear Smog
50 — 15 Removes all of the target’s stat modifiers.
18 Sludge
65 100% 20 Has a 30% chance to poison the target.
24 Self Destruct
200 100% 5 User faints.
30 Toxic
— 90% 10 Badly poisons the target, inflicting more damage every turn.
36 Haze
— — 30 Resets all Pokémon’s stats, accuracy, and evasion.
42 Sludge Bomb
90 100% 10 Has a 30% chance to poison the target.
48 Explosion
250 100% 5 User faints.

TM/HM Moves

Sun/MoonUltra Sun/Ultra Moon
Name Class Power Acc. PP Effect
TM06 Toxic
— 90% 10 Badly poisons the target, inflicting more damage every turn.
TM09 Venoshock
65 100% 10 Inflicts double damage if the target is Poisoned.
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.
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.
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.
TM48 Round
60 100% 15 Has double power if it’s used more than once per 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.
TM74 Gyro Ball
— 100% 5 Power raises when the user has lower Speed, up to a maximum of 150.
TM83 Infestation
20 100% 20 Prevents the target from fleeing and inflicts damage for 2-5 turns.
TM87 Swagger
— 85% 15 Raises the target’s Attack by two stages and confuses the target.
TM88 Sleep Talk
— — 10 Randomly uses one of the user’s other three moves. Only works if the user is sleeping.
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.
TM97 Dark Pulse
80 100% 15 Has a 20% chance to make the target flinch.
TM100 Confide
— — 20 Lowers the target’s Special Attack by one stage.
Let's Go
Name Class Power Acc. PP Effect
TM01 Headbutt
70 100% 15 Has a 30% chance to make the target flinch.
TM02 Taunt
— 100% 20 For the next few turns, the target can only use damaging moves.
TM05 Rest
— — 5 User sleeps for two turns, completely healing itself.
TM07 Protect
— — 10 Prevents any moves from hitting the user this turn.
TM08 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.
TM11 Will O Wisp
— 85% 15 Burns the target.
TM12 Facade
70 100% 20 Power doubles if user is burned, paralyzed, or poisoned.
TM20 Dark Pulse
80 100% 15 Has a 20% chance to make the target flinch.
TM27 Toxic
— 90% 10 Badly poisons the target, inflicting more damage every turn.
TM36 Thunderbolt
90 100% 15 Has a 10% chance to paralyze the target.
TM37 Flamethrower
90 100% 15 Has a 10% chance to burn the target.
TM38 Thunder
110 70% 10 Has a 30% chance to paralyze the target.
TM42 Self Destruct
200 100% 5 User faints.
TM43 Shadow Ball
80 100% 15 Has a 20% chance to lower the target’s Special Defense by one stage.
TM46 Fire Blast
110 85% 5 Has a 10% chance to burn the target.
TM52 Sludge Bomb
90 100% 10 Has a 30% chance to poison the target.

Tutor Moves

Ultra Sun/Ultra Moon
Name Class Power Acc. PP Effect
Pain Split
— — 20 Sets the user’s and targets’s HP to the average of their current HP.
Shock Wave
60 — 20 Never misses.
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

Sun/Moon
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.
Spit Up
— 100% 10 Power is 100 times the amount of energy Stockpiled.
Spite
— 100% 10 Lowers the PP of the target’s last used move by 4.
Stockpile
— — 20 Stores energy up to three times for use with Spit Up and Swallow.
Swallow
— — 10 Recovers 1/4 HP after one Stockpile, 1/2 HP after two Stockpiles, or full HP after three Stockpiles.
Toxic Spikes
— — 20 Scatters poisoned spikes, poisoning opposing Pokémon that switch in.
Ultra Sun/Ultra Moon
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.
Spit Up
— 100% 10 Power is 100 times the amount of energy Stockpiled.
Spite
— 100% 10 Lowers the PP of the target’s last used move by 4.
Stockpile
— — 20 Stores energy up to three times for use with Spit Up and Swallow.
Swallow
— — 10 Recovers 1/4 HP after one Stockpile, 1/2 HP after two Stockpiles, or full HP after three Stockpiles.
Toxic Spikes
— — 20 Scatters poisoned spikes, poisoning opposing Pokémon that switch in.
Venom Drench
— 100% 20 Lowers the target’s Attack, Special Attack, and Speed by one stage if it is poisoned.

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