Type matchups and best counters for Meganium in Pokémon Polished Crystal. Learn which Pokémon can effectively counter Meganium and what types to use against it.
Types that deal increased damage to Meganium. Use these types to counter it effectively.
Types that Meganium resists or is immune to. Avoid using these types against it.
Pokémon that have type advantages against Meganium, either offensively or defensively.