Description, catalog fields, rules text, and how it plays—in one place.
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Its hard shell cannot be shattered—not even by a bomb. The contents of the shell remain unknown.
Abilities, attacks, weakness & resistance
Flip a coin. If heads, this attack does 30 more damage. If tails, your opponent's Active Pokémon is now Paralyzed.
During your opponent's next turn, this Pokémon takes 20 less damage from attacks (after applying Weakness and Resistance).
Other cards from Sun & Moon
Fairy Energy (Reverse Holofoil)
Fairy Energy
Metal Energy (Reverse Holofoil)
Metal Energy
Darkness Energy (Reverse Holofoil)
Darkness Energy
Fighting Energy (Reverse Holofoil)
Fighting Energy
Psychic Energy (Reverse Holofoil)
Psychic Energy
Lightning Energy (Reverse Holofoil)
Lightning Energy
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Cloyster (sm1-34) is a Water-type Stage 1 Pokémon from the Sun & Moon expansion, printed as 34/149. Its Headlock attack does 30 damage and requires a coin flip to either add 30 more damage on heads or Paralyze the opponent on tails. Guard Press deals 80 damage and makes Cloyster take 20 less damage from attacks during your opponent's next turn.
Catalog pricing data as of 14 Apr 2026, 20:04