Black & WhiteAt 1/3 or less of its max HP, this Pokemon's offensive stat is 1.5x with Bug attacks.
Pokémon with Swarm
Beedrill
Heracross
Beautifly
Kricketune
Sewaddle
Leavanny
Venipede
Whirlipede
Scolipede
Karrablast
Escavalier
Durant
Ariados
Volbeat
Scyther
Ledyba
Ledian
Spinarak
Scizor
Mothim