
Description, catalog fields, rules text, and how it plays—in one place.
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Its shell is extremely hard. It cannot be shattered, even with a bomb. The shell opens only when it is attacking.
Abilities, attacks, weakness & resistance
Flip a coin. If heads, your opponent's Active Pokémon is now Paralyzed.
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Cloyster (swsh1-41) is a Water-type Stage 1 Pokémon from the Sword & Shield expansion. It has a one-colorless-cost attack Shell Grab that can Paralyze on a heads flip and a heavier Tidal Wave attack dealing 100 damage for three energy. Its printed data includes a ×2 Lightning weakness and a two-colorless retreat cost, which affect matchup and benching decisions.
Catalog pricing data as of 23 Apr 2026, 10:26