Bug type

Bug is one of the 15 types in Pokémon Red. Bug moves are physical (they use Attack and Defense) and are super effective against Grass, Poison, and Psychic. Bug-type Pokémon are weak to Fire, Poison, Flying, and Rock. There are 12 Bug-type Pokémon and 4 Bug-type moves.

Bug attacking

Effect	Against
Super effective (2×)	Grass Poison Psychic
Not very effective (½×)	Fire Fighting Flying Ghost
No effect (0×)	—

Bug defending

Effect	From
Weak to (2×)	Fire Poison Flying Rock
Resists (½×)	Grass Fighting Ground
Immune (0×)	—

Bug-type Pokémon

Caterpie
Metapod
Butterfree
Weedle
Kakuna
Beedrill
Paras
Parasect
Venonat
Venomoth
Scyther
Pinsir

Bug-type moves

Move	Power	Accuracy	PP
Twineedle	25	100%	20
Leech Life	20	100%	15
Pin Missile	14	85%	20
String Shot	—	95%	40

Frequently asked questions

What is Bug weak to in Pokémon Red?

Bug-type Pokémon take double damage from Fire, Poison, Flying, and Rock.

What is Bug strong against in Pokémon Red?

Bug moves are super effective against Grass, Poison, and Psychic.

What is the strongest Bug move in Pokémon Red?

Twineedle, with 25 power.