Essentials
Swarm

Summary
Strengthens bug moves to inflict 1.5× damage at 1/3 max HP or less.
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: In Pokémon Emerald and all subsequent games, if the lead Pokémon has this ability, the wild encounter rate is increased. In Pokémon Emerald, Pokémon cries are heard also more often while walking around.
Flavor
Flavor Text

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Ups BUG moves in a pinch.

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Powers up Bug-type moves in a pinch.
Foreign Names
- Japanese

- むしのしらせ (mushinoshirase)
- French

- Essaim
- German

- Hexaplaga
- Spanish

- Enjambre
- Italian

- Aiutinsetto
Pokémon
| Pokémon | Type | Ability | Gender | Egg Group | HP | Atk | Def | SpA | SpD | Spd | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Beedrill |
|
Swarm | ![]() |
Bug | 65 | 80 | 40 | 45 | 80 | 75 | 385 | |
| Scyther |
|
Swarm
Technician |
![]() |
Bug | 70 | 110 | 80 | 55 | 80 | 105 | 500 | |
| Ledyba |
|
Swarm
Early Bird |
![]() |
Bug | 40 | 20 | 30 | 40 | 80 | 55 | 265 | |
| Ledian |
|
Swarm
Early Bird |
![]() |
Bug | 55 | 35 | 50 | 55 | 110 | 85 | 390 | |
| Spinarak |
|
Swarm
Insomnia |
![]() |
Bug | 40 | 60 | 40 | 40 | 40 | 30 | 250 | |
| Ariados |
|
Swarm
Insomnia |
![]() |
Bug | 70 | 90 | 70 | 60 | 60 | 40 | 390 | |
| Scizor |
|
Swarm
Technician |
![]() |
Bug | 70 | 130 | 100 | 55 | 80 | 65 | 500 | |
| Heracross |
|
Swarm
Guts |
![]() |
Bug | 80 | 125 | 75 | 40 | 95 | 85 | 500 | |
| Beautifly |
|
Swarm | ![]() |
Bug | 60 | 70 | 50 | 90 | 50 | 65 | 385 | |
| Volbeat |
|
Illuminate
Swarm |
![]() |
Bug
Humanshape |
65 | 73 | 55 | 47 | 75 | 85 | 400 | |
| Kricketune |
|
Swarm | ![]() |
Bug | 77 | 85 | 51 | 55 | 51 | 65 | 384 | |
| Mothim |
|
Swarm | ![]() |
Bug | 70 | 94 | 50 | 94 | 50 | 66 | 424 |







