Pokemon Ref

Cloyster (Pokémon)

Cloyster

#091
Bivalve Pokémon

Pokédex Data

National No.#091
Type Water Ice
SpeciesBivalve Pokémon
Height1.5 m (5' 0.9")
Weight132.5 kg (292.1 lbs)
Abilities
  1. Shell-armor
  2. Skill-link
  3. Overcoat(hidden ability)
ColorPurple
Introduced inGeneration 1
HabitatSea
ShapeBall

Training

Catch Rate60
Base Exp.184
Growth RateSlow

Breeding

Egg Group Water 3

Base Stats

HP5010%
Attack9518%
Defense18034%
Special Attack8516%
Special Defense459%
Speed7013%
Total525

Cloyster Evolution Chart

Type Effectiveness

Defense

Not very effective against Cloyster Water Ice
Normal effect against Cloyster Normal Flying Poison Ground Bug Ghost Steel Fire Psychic Dragon Dark Fairy
Super effective against Cloyster Fighting Rock Grass Electric

Cloyster Weakness

This shows the effectiveness of each type on Cloyster. Cloyster is the defender and each type is the attacker. The effectiveness is measured by the damage multiplier.

Key

KeyEffectDamage multiplier
0No effect0%
¼ (0.25)Not very effective25%
½ (0.5)Not very effective50%
1Normal100%
2Very effective200%
4Super effective400%

Type effectiveness against Cloyster

1× damage
Normal Pokémon have normal effectiveness against against Cloyster.
2× damage
Fighting Pokémon are very effective against against Cloyster.
1× damage
Flying Pokémon have normal effectiveness against against Cloyster.
1× damage
Poison Pokémon have normal effectiveness against against Cloyster.
1× damage
Ground Pokémon have normal effectiveness against against Cloyster.
2× damage
Rock Pokémon are very effective against against Cloyster.
1× damage
Bug Pokémon have normal effectiveness against against Cloyster.
1× damage
Ghost Pokémon have normal effectiveness against against Cloyster.
1× damage
Steel Pokémon have normal effectiveness against against Cloyster.
1× damage
Fire Pokémon have normal effectiveness against against Cloyster.
0.5× damage
Water Pokémon are not very effective against against Cloyster.
2× damage
Grass Pokémon are very effective against against Cloyster.
2× damage
Electric Pokémon are very effective against against Cloyster.
1× damage
Psychic Pokémon have normal effectiveness against against Cloyster.
0.25× damage
Ice Pokémon are not very effective against against Cloyster.
1× damage
Dragon Pokémon have normal effectiveness against against Cloyster.
1× damage
Dark Pokémon have normal effectiveness against against Cloyster.
1× damage
Fairy Pokémon have normal effectiveness against against Cloyster.

Pokédex Entries

Generation 1
RedBlueWhen attacked, it launches its horns in quick volleys. Its innards have never been seen.
YellowFor protection, it uses its harder- than-diamonds shell. It also shoots spikes from the shell.
Generation 2
GoldOnce it slams its shell shut, it is impossible to open, even by those with superi­ or strength.
SilverCLOYSTER that live in seas with harsh tidal currents grow large, sharp spikes on their shells.
CrystalEven a missile can't break the spikes it uses to stab opponents. They're even hard­ er than its shell.
Generation 3
RubySapphireEmeraldCLOYSTER is capable of swimming in the sea. It does so by swallowing water, then jetting it out toward the rear. This Pokémon shoots spikes from its shell using the same system.
FireRedLeafGreenIts shell is extremely hard. It cannot be shattered, even with a bomb. The shell opens only when it is attacking.
Generation 4
DiamondPearlPlatinumIt fights by keeping its shell tightly shut for protection and by shooting spikes to repel foes.
HeartGoldOnce it slams its shell shut, it is impossible to open, even by those with superior strength.
SoulSilverCLOYSTER that live in seas with harsh tidal currents grow large, sharp spikes on their shells.
Generation 5
BlackWhiteIt fights by keeping its shell tightly shut for protection and by shooting spikes to repel foes.
Black 2White 2It fights by keeping its shell tightly shut for protection and by shooting spikes to repel foes.
Generation 6
XCloyster that live in seas with harsh tidal currents grow large, sharp spikes on their shells.
YIts shell is extremely hard. It cannot be shattered, even with a bomb. The shell opens only when it is attacking.
Omega RubyAlpha SapphireCloyster is capable of swimming in the sea. It does so by swallowing water, then jetting it out toward the rear. This Pokémon shoots spikes from its shell using the same system.
Generation 7
SunIts hard shell cannot be shattered—not even by a bomb. The contents of the shell remain unknown.
MoonExcavation of the tombs of ancient hunting tribes has turned up many spears tipped with spikes that had fallen off this Pokémon’s shell.
Ultra SunIf areas of Cloyster’s very hard shell get damaged, those areas swell, gradually growing into large sharp spikes.
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 PikachuLet's Go EeveeFor protection, it uses its harder-than-diamond shell. It also shoots spikes from the shell.
Generation 8
SwordIts shell is extremely hard. It cannot be shattered, even with a bomb. The shell opens only when it is attacking.
ShieldOnce it slams its shell shut, it is impossible to open, even by those with superior strength.

Cloyster Locations

VersionLocationLevel
Black WhiteUndella Bay45 - 70
Black 2 White 2Humilau City50 - 70
X YKalos Route 835