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