Swarm
#068
Effect
When this Pokémon has 1/3 or less of its HP remaining, its Bug-type moves inflict 1.5× as much regular damage. Overworld: If the lead Pokémon has this ability, the wild encounter rate is increased.
Short Description
Strengthens Bug moves to inflict 1.5× damage at 1/3 max HP or less.
Effect Changes by Version
Emerald
Has no overworld effect.
Diamond Pearl
Increases the frequency of cries heard on the overworld if any party Pokémon has this ability.
In-Game Descriptions
Ruby SapphireEmeraldFirered Leafgreen
“Ups BUG moves in a pinch.”
Diamond PearlPlatinumHeartgold SoulsilverBlack WhiteBlack 2 White 2
“Powers up Bug-type moves in a pinch.”
X YOmega Ruby Alpha Sapphire
“Powers up Bug-type moves when the Pokémon is in trouble.”
Sun MoonUltra Sun Ultra MoonLets Go Pikachu Lets Go EeveeSword Shield
“Powers up Bug-type moves when the Pokémon’s HP is low.”
Scarlet Violet
“Powers up Bug-type moves when the Pokémon's HP is low.”
Pokémon with this Ability (32)
Beedrill
#015
Scyther
#123
Ledyba
#165
Ledian
#166
Spinarak
#167
Ariados
#168
Scizor
#212
Heracross
#214
Beautifly
#267
Volbeat
#313
Kricketune
#402
Mothim
#414
Sewaddle
#540
Leavanny
#542
Venipede
#543
Whirlipede
#544
Scolipede
#545
Karrablast
#588
Escavalier
#589
Joltik
#595
Hidden
Galvantula
#596
Hidden
Durant
#632
Larvesta
#636
Hidden
Volcarona
#637
Hidden
Grubbin
#736
Blipbug
#824
Dottler
#825
Orbeetle
#826
Kleavor
#900
Nymble
#919
Lokix
#920
Orbeetle Gmax
#10213