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