Koffing #109(Nat. #0109)

The Poison Gas Pokémon

Weak x2

GroundBugPsychic

Resists x½

FightingPoisonGrass

View all Typings:

Calculated stats: Lv. 50

Lv. 100

At Level 35

Height	0.6 m (2'0")
Weight	1.0 kg (2.2 lbs.)

EV Yield	40 HP 65 Attack 95 Defense Sp. Attack Sp. Defense 35 Speed
Base Exp. Yield	114
Catch Rate	190
Catch Chance	~25.65% Success (Poké Ball, Lvl. 50, Full HP)
Exp. Growth Rate	Medium Fast
Base Friendship

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

The following moves are learned by Koffing via level-up in Pokémon Yellow:

Level	Name	Power	Acc.	Type	Cat.
1	Smog	20	70	Poison	Phys.
1	Tackle	35	95	Normal	Phys.
32	Sludge	65	100	Poison	Phys.
37	Smokescreen	—	100	Normal	Stat.
40	Self-Destruct	130	100	Normal	Phys.
45	Haze	—	—	Ice	Stat.
48	Explosion	170	100	Normal	Phys.

The following moves are learned by Koffing via TM in Pokémon Yellow:

TM	Name	Power	Acc.	Type	Cat.
TM006	Toxic	—	85	Poison	Stat.
TM020	Rage	20	100	Normal	Phys.
TM024	Thunderbolt	95	100	Electric	Spec.
TM025	Thunder	120	70	Electric	Spec.
TM031	Mimic	—	100	Normal	Stat.
TM032	Double Team	—	—	Normal	Stat.
TM034	Bide	1	—	Normal	Phys.
TM036	Self-Destruct	130	100	Normal	Phys.
TM038	Fire Blast	120	85	Fire	Spec.
TM044	Rest	—	—	Psychic	Stat.
TM047	Explosion	170	100	Normal	Phys.
TM050	Substitute	—	—	Normal	Stat.