Base Stats
HP50
ATK95
DEF180
SpA85
SpD45
SPE70
Total 525
Abilities
A hard shell protects the Pokémon from critical hits.
Maximizes the number of times multistrike moves hit.
OvercoatHidden
The Pokémon takes no damage from sandstorms. It is also protected from the effects of powders and spores.
Evolution Chain
Water Stone
Pokedex Entries
Pokemon SunIts hard shell cannot be shattered—not even by a bomb. The contents of the shell remain unknown.
Pokemon MoonExcavation of the tombs of ancient hunting tribes has turned up many spears tipped with spikes that had fallen off this Pokémon’s shell.
Pokemon Ultra SunIf areas of Cloyster’s very hard shell get damaged, those areas swell, gradually growing into large sharp spikes.
Pokemon Ultra MoonSlowpoke tails are its favorite food. It has even been known to come up on land to look for Slowpoke from time to time.
Let's Go PikachuFor protection, it uses its harder-than-diamond shell. It also shoots spikes from the shell.
Let's Go EeveeFor protection, it uses its harder-than-diamond shell. It also shoots spikes from the shell.

Moves

Move Tutor (Ultra Sun / Ultra Moon)
MoveTypeCatType/CatPwrAccPPEff %
Has a chance to lower the target’s Speed by one stage.
ICE
Special
ICESpecial
5595%15100%
Raises the user’s Defense by two stages.
STEEL
Status
STEELStatus
15
Has a chance to lower the target’s Defense by one stage.
WATER
Physical
WATERPhysical
85100%1020%
Has a chance to confuse the target.
BUG
Special
BUGSpecial
75100%1510%
Has a chance to make the target flinch. Only works if the user is sleeping.
NORMAL
Special
NORMALSpecial
50100%1530%
Has a chance to confuse the target.
WATER
Special
WATERSpecial
60100%2020%
Locations
Pokemon SunEvolve from ShellderObtainable
Pokemon MoonEvolve from ShellderObtainable
Pokemon Ultra SunEvolve from ShellderObtainable
Pokemon Ultra MoonEvolve from ShellderObtainable
Let's Go PikachuSeafoam Islands B3F, Seafoam Islands B4FAvailable ▾
Let's Go EeveeSeafoam Islands B3F, Seafoam Islands B4FAvailable ▾