Swarm — Effect & Pokémon (Pokémon Champions)

Effect: Powers up Bug-type moves when the Pokémon's HP is low.

Description text is the mainline series' official wording. Pokémon Champions generally matches this behavior, though a few details may differ.

Pokémon with Swarm (6, by base stat total)

Pokémon	Type	HP	Atk	Def	Sp.Atk	Sp.Def	Speed	Total
Scizor	BugSteel	70	130	100	55	80	65	500
Heracross	BugFighting	80	125	75	40	95	85	500
Kleavor	BugRock	70	135	95	45	70	85	500
Scolipede	BugPoison	60	100	89	55	69	112	485
Ariados	BugPoison	70	90	70	60	70	40	400
Beedrill	BugPoison	65	90	40	45	80	75	395