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Swarm

Ruby & Sapphire

Ruby & Sapphire

Showing Ruby & Sapphire. Items may require trading, an event, or downloadable content.

At 1/3 or less of its max HP, this Pokemon's Bug-type attacks have 1.5x power.

Pokémon with Swarm

Beautifly
Volbeat
Heracross

Sources: PokéAPI, PKHeX game records, Pokémon Showdown and Serebii.