Type chart / Bug
Bug Bug type in Gen 3
Bug moves are physical in Generation 3, so they use the Attack and Defense stats.
When Bug attacks
No effect on
Nothing
When a Bug Pokemon defends
Dual-typed Pokemon multiply both types, so a double weakness is 4× damage.
Venomoth
Pinsir
Forretress
Scizor
Shuckle
Heracross
Ninjask
Armaldo