108: Lickitung 110: Weezing

Koffing

109: Koffing

Kanto

	FireRed	LeafGreen	Yellow	Red	Blue
Walking in tall grass or a cave
Pokémon Mansion	30% L28–30	5% L28
Pokémon Mansion 1F				40% L30–32	5% L30
Pokémon Mansion 2F				45% L30–34	5% L30
Pokémon Mansion 3F				35% L31–35	5% L34
Pokémon Mansion B1F	30% L28–30	5% L28
Pokémon Mansion B1F				50% L31–33	5% L35
	FireRed	LeafGreen	Yellow	Red	Blue
Surfing
Celadon City	1% L30–40	1% L30–40

Johto

	HeartGold	SoulSilver
Walking in tall grass or a cave
Burned Tower 1F	25% L14–16 +10% L14	25% L14–16 +10% L14
Burned Tower B1F	20% L14 +30% L14–16	20% L14 +30% L14–16

Hoenn

	Emerald	Ruby	Sapphire
Walking in tall grass or a cave
Fiery Pass	25% L15–16	25% L15–16	2% L14

Sinnoh

	Platinum	Diamond	Pearl
Walking in tall grass or a cave
Stark Mountain inside	5% L53