Dittobase

Home

Games

Pokémon GO
Pokopia
Pokémon Unite

Cards

TCG Pocket
Pokémon TCG

Main Series

Legends Z-A
Scarlet & Violet
HOME
Legends: Arceus
Brilliant Diamond and Shining Pearl
Sword and Shield
Let's Go, Pikachu! and Eevee!
Ultra Sun and Ultra Moon
Sun and Moon
Omega Ruby and Alpha Sapphire
X and Y
Black 2 and White 2
Black and White
HeartGold and SoulSilver
Platinum
Diamond and Pearl
Emerald
FireRed and LeafGreen
Ruby and Sapphire
Crystal
Gold and Silver
Yellow
Red and Blue

Tools

Sun and Moon

Game

Sun and Moon

News

Updates for this game hub

Guides

Alola mechanics and tips

Pokédex

Stats, moves, and locations

Moves

Power, accuracy, and learners

Abilities

Effects and Pokémon lists

Items

Bags, machines, and effects

Egg Groups

Breeding groups and members

S/M / Pokédex

Cloyster

Cloyster

#116 in the Sun & Moon Pokédex • Bivalve Pokémon

Cloyster

#116 in the Sun & Moon Pokédex • Bivalve Pokémon

Stats

Base stat spread shown as a hex chart and supporting stat bars.

Min

Max

HP

50

210

304

Attack

95

175

317

Defense

180

328

504

Sp. Atk

85

157

295

Sp. Def

45

85

207

Speed

70

130

262

Total

525

Ranges are for Level 100. Max assumes a beneficial nature, 252 EVs, and 31 IVs; min assumes a hindering nature, 0 EVs, and 0 IVs.

Shellder

Gastly

Cloyster normal sprite

Normal

Shiny Cloyster sprite

Shiny

Cloyster

Bivalve Pokémon

#116
WaterIce

Height

1.5 m (4'11")

Weight

132.5 kg (292.1 lbs)

Abilities

Shell ArmorSkill LinkOvercoat(Hidden Ability)

It's Super Effective

Damage multipliers Cloyster takes from each attacking type, sorted from worst weakness to best resistance.

Weak to

Electric

Grass

Fighting

Rock

Resists

Ice

0.25×

Water

0.5×

Growth

EV yield, catch rate, and experience details for this Pokémon.
Pokédexes
Original Alola #116Original Melemele #116
EV yield
2 Def
Catch rate
60
Base Exp.
184

Eggs

Egg groups, gender ratio, and hatching details for this Pokémon.
Egg Groups
Water 3
Gender
50% male
50% female
Egg cycles
20 (5,120 steps)

Lore

Version-specific Pokédex entries for this Pokémon.
Pokémon Sun box art

Sun

Its hard shell cannot be shattered—not even by a bomb. The contents of the shell remain unknown.

Pokémon Moon box art

Moon

Excavation of the tombs of ancient hunting tribes has turned up many spears tipped with spikes that had fallen off this Pokémon’s shell.

Evolution

Evolution requirements shown in a compact table or chain view.
PokémonRequiresEvolution
Shellder

Shellder

#115

Water StoneUse Water Stone
Cloyster

Cloyster

#116

Held Items

Items this Pokémon may hold when encountered in the wild.
Big PearlBig Pearl
Moon
5%
Sun
5%
Moon
50%
Sun
50%

Moves

Moves this Pokémon learns naturally by reaching specific levels.
Class
Description
StartSupersonicNormalStatus-5520

The user generates odd sound waves from its body that confuse the target.

StartHydro PumpWaterSpecial110805

The target is blasted by a huge volume of water launched under great pressure.

StartAurora BeamIceSpecial6510020

The target is hit with a rainbow-colored beam. This may also lower the target’s Attack stat.

StartWithdrawWaterStatus--40

The user withdraws its body into its hard shell, raising its Defense stat.

StartProtectNormalStatus--10

Enables the user to evade all attacks. Its chance of failing rises if it is used in succession.

StartToxic SpikesPoisonStatus--20

The user lays a trap of poison spikes at the feet of the opposing team. The spikes will poison opposing Pokémon that switch into battle.

StartShell SmashNormalStatus--15

The user breaks its shell, which lowers Defense and Sp. Def stats but sharply raises its Attack, Sp. Atk, and Speed stats.

13Spike CannonNormalPhysical2010015

Sharp spikes are shot at the target in rapid succession. They hit two to five times in a row.

28SpikesGroundStatus--20

The user lays a trap of spikes at the opposing team’s feet. The trap hurts Pokémon that switch into battle.

50Icicle CrashIcePhysical859010

The user attacks by harshly dropping large icicles onto the target. This may also make the target flinch.

Machines

Moves this Pokémon can learn from Technical Machines in Pokémon Sun and Moon.
Class
Description
TM06ToxicPoisonStatus-9010

A move that leaves the target badly poisoned. Its poison damage worsens every turn.

TM07HailIceStatus--10

The user summons a hailstorm lasting five turns. It damages all Pokémon except the Ice type.

TM10Hidden PowerNormalSpecial6010015

A unique attack that varies in type depending on the Pokémon using it.

TM13Ice BeamIceSpecial9010010

The target is struck with an icy-cold beam of energy. This may also leave the target frozen.

TM14BlizzardIceSpecial110705

A howling blizzard is summoned to strike opposing Pokémon. This may also leave the opposing Pokémon frozen.

TM15Hyper BeamNormalSpecial150905

The target is attacked with a powerful beam. The user can’t move on the next turn.

TM17ProtectNormalStatus--10

Enables the user to evade all attacks. Its chance of failing rises if it is used in succession.

TM18Rain DanceWaterStatus--5

The user summons a heavy rain that falls for five turns, powering up Water-type moves. It lowers the power of Fire-type moves.

TM21FrustrationNormalPhysical-10020

This full-power attack grows more powerful the less the user likes its Trainer.

TM27ReturnNormalPhysical-10020

This full-power attack grows more powerful the more the user likes its Trainer.

TM32Double TeamNormalStatus--15

By moving rapidly, the user makes illusory copies of itself to raise its evasiveness.

TM41TormentDarkStatus-10015

The user torments and enrages the target, making it incapable of using the same move twice in a row.

TM42FacadeNormalPhysical7010020

This attack move doubles its power if the user is poisoned, burned, or paralyzed.

TM44RestPsychicStatus--5

The user goes to sleep for two turns. This fully restores the user’s HP and heals any status conditions.

TM45AttractNormalStatus-10015

If it is the opposite gender of the user, the target becomes infatuated and less likely to attack.

TM48RoundNormalSpecial6010015

The user attacks the target with a song. Others can join in the Round to increase the power of the attack.

TM64ExplosionNormalPhysical2501005

The user attacks everything around it by causing a tremendous explosion. The user faints upon using this move.

TM66PaybackDarkPhysical5010010

The user stores power, then attacks. If the user moves after the target, this attack’s power will be doubled.

TM67Smart StrikeSteelPhysical70-10

The user stabs the target with a sharp horn. This attack never misses.

TM68Giga ImpactNormalPhysical150905

The user charges at the target using every bit of its power. The user can’t move on the next turn.

TM79Frost BreathIceSpecial609010

The user blows its cold breath on the target. This attack always results in a critical hit.

TM84Poison JabPoisonPhysical8010020

The target is stabbed with a tentacle or arm steeped in poison. This may also poison the target.

TM87SwaggerNormalStatus-8515

The user enrages and confuses the target. However, this also sharply raises the target’s Attack stat.

TM88Sleep TalkNormalStatus--10

While it is asleep, the user randomly uses one of the moves it knows.

TM90SubstituteNormalStatus--10

The user makes a copy of itself using some of its HP. The copy serves as the user’s decoy.

TM94SurfWaterSpecial9010015

The user attacks everything around it by swamping its surroundings with a giant wave.

TM100ConfideNormalStatus--20

The user tells the target a secret, and the target loses its ability to concentrate. This lowers the target’s Sp. Atk stat.

Traits

Ability options available to this Pokémon in this game.

Shell Armor

Ability Slot 1

A hard shell protects the Pokémon from critical hits.

Protects against critical hits.

Skill Link

Ability Slot 2

Maximizes the number of times multi-strike moves hit.

Extends two-to-five-hit moves and Triple Kick to their full length every time.

Overcoat(Hidden Ability)

Protects the Pokémon from things like sand, hail, and powder.

Protects against damage from weather.

#115

Shellder

#61

Gastly

Join Discord

Join a community of over 5,000+ other trainers.

discord.gg/dittobase
Dittobase

© 2026 dittobase.com. All rights reserved.

This website is an independent platform and is not associated with, validated, backed, or sponsored by Nintendo, Game Freak, Niantic, or The Pokémon Company.