#20Uncommon
Cloyster
Pokemon · Stage1100 HPEvolves from Shellder
Water
Generations
Market Prices
normal
$0.31
$0.10 – $1000.00
Updated Jul 16, 2026
Attacks
Clamp Crush
Flip a coin. If heads, your opponent's Active Pokémon is now Paralyzed and discard an Energy attached to that Pokémon.
Spike Cannon
Flip 5 coins. This attack does 30 damage times the number of heads.
WEAKNESS
×2
RETREAT
Cloyster that live in seas with harsh tidal currents grow large, sharp spikes on their shells.