Cloyster #0091

The Bivalve Pokémon

Typing	WaterIce
Abilities	Shell Armor
Classification	The Bivalve Pokémon
National ID	#0091
How to get	Trade or transfer only

Type Effectiveness

Weak x2

FightingRockGrassElectric

Resists x½

Water

Resists x¼

Ice

View all Typings:

Sprite and Official Artwork

Base Stats

Stat	Amount	Stat Range
HP	50	110—157
Attack	95	90—161
Defense	180	166—255
Sp. Attack	85	81—150
Sp. Defense	45	45—106
Speed	70	67—134
Total	525	Calculated Stat Range

Calculated stats: Lv. 50

Lv. 100Nature details:

Evolutionary Family

Use Water Stone

Where to Find

Cloyster can't be caught in Emerald.

Trade from XD, FireRed & LeafGreen

Breeding and Species Information

Egg Group(s)	Water 3
Egg Cycles	20
Egg Steps	5120
Gender Ratio	50.39%49.61%
Height	1.5 m (4'11")
Weight	132.5 kg (292.1 lbs.)

Battle Information

EV Yield	2 Defense
Base Exp. Yield	203
Catch Rate	60
Catch Chance	~8.09% Success (Poké Ball, Lvl. 50, Full HP)
Exp. Growth Rate	Slow
Base Friendship	70

Pokédex Entries

Emerald

"It swims in the sea by swallowing water, then jetting it out toward the rear. The CLOYSTER shoots spikes from its shell using the same system."

Learnset

Level-up Pre-evo Tutor TM HM Transfer

Learnset via Level-up

The following moves are learned by Cloyster via level-up in Pokémon Emerald:

Level	Name	Power	Acc.	Type	Cat.
1	Aurora Beam	65	100	Ice	Spec.
1	Protect	—	—	Normal	Stat.
1	Supersonic	—	55	Normal	Stat.
1	Withdraw	—	—	Water	Stat.
33	Spikes	—	—	Ground	Stat.
41	Spike Cannon	20	100	Normal	Phys.

Pre-evolution Moves

The following moves are learned by Cloyster via a pre-evolution:

Name	Power	Acc.	Type	Cat.
Barrier (Shellder)Egg	—	—	Psychic	Stat.
Bubble Beam (Shellder)Egg	65	100	Water	Spec.
Clamp (Shellder)Levelup	35	75	Water	Spec.
Icicle Spear (Shellder)Egg	10	100	Ice	Spec.
Leer (Shellder)Levelup	—	100	Normal	Stat.
Rapid Spin (Shellder)Egg	20	100	Normal	Phys.
Screech (Shellder)Egg	—	85	Normal	Stat.
Tackle (Shellder)Levelup	35	95	Normal	Phys.
Take Down (Shellder)Egg	90	85	Normal	Phys.

Tutor Moves

The following moves are learned by Cloyster as Tutor Moves in Pokémon Emerald:

Name	Power	Acc.	Type	Cat.
Double-Edge	120	100	Normal	Phys.
Endure	—	—	Normal	Stat.
Explosion	250	100	Normal	Phys.
Icy Wind	55	95	Ice	Spec.
Mimic	—	—	Normal	Stat.
Sleep Talk	—	—	Normal	Stat.
Snore	40	100	Normal	Phys.
Substitute	—	—	Normal	Stat.
Swagger	—	90	Normal	Stat.
Swift	60	—	Normal	Phys.

Tutor moves can only be learned by visiting a special Move Tutor.

Learnset via TM

The following moves are learned by Cloyster via TM in Pokémon Emerald:

TM	Name	Power	Acc.	Type	Cat.
TM003	Water Pulse	60	100	Water	Spec.
TM006	Toxic	—	85	Poison	Stat.
TM007	Hail	—	—	Ice	Stat.
TM010	Hidden Power	1	100	Normal	Phys.
TM013	Ice Beam	95	100	Ice	Spec.
TM014	Blizzard	120	70	Ice	Spec.
TM015	Hyper Beam	150	90	Normal	Phys.
TM017	Protect	—	—	Normal	Stat.
TM018	Rain Dance	—	—	Water	Stat.
TM021	Frustration	1	100	Normal	Phys.
TM027	Return	1	100	Normal	Phys.
TM032	Double Team	—	—	Normal	Stat.
TM041	Torment	—	100	Dark	Stat.
TM042	Facade	70	100	Normal	Phys.
TM043	Secret Power	70	100	Normal	Phys.
TM044	Rest	—	—	Psychic	Stat.
TM045	Attract	—	100	Normal	Stat.

Learnset via HM

The following moves are learned by Cloyster via HM in Pokémon Emerald:

TM	Name	Power	Acc.	Type	Cat.
HM03	Surf	95	100	Water	Spec.
HM08	Dive	60	100	Water	Spec.

Transfer Moves

The following moves are learned by Cloyster via Transfer from an older game:

Name	Origin Games	Power	Acc.	Type	Cat.
Refresh	xd	—	—	Normal	Stat.
Self-Destruct	xd	200	100	Normal	Phys.

Transfer moves require transferring the Pokémon from a previous generation where it could learn the move.

In-Game Images

Standard Sprites

Main Sprite
Back Sprite

Shiny Sprites

Main Sprite
Back Sprite

Shellder(#0090)

Gastly(#0092)

Legends: Z-A

Scarlet and Violet

Other Games

Catch Calculators

Shiny Rates

Shiny Hunting Tools