Cloyster #091(Nat. #0091)

The Bivalve Pokémon

Typing	WaterIce
Classification	The Bivalve Pokémon
National ID	#0091
Regional ID	#0091

Type Effectiveness

Weak x2

FightingRockGrassElectric

Resists x½

WaterIce

View all Typings:

Sprite and Official Artwork

Base Stats

Stat	Amount	Stat Range
HP	50	110—157
Attack	95	100—147
Defense	180	185—232
Special	85	90—137
Speed	70	75—122
Total	480	Calculated

Calculated stats: Lv. 50

Lv. 100

Evolutionary Family

Use Water Stone

Breeding and Species Information

Height	1.5 m (4'11")
Weight	132.5 kg (292.1 lbs.)

Battle Information

EV Yield	50 HP 95 Attack 180 Defense Sp. Attack Sp. Defense 70 Speed
Base Exp. Yield	203
Catch Rate	60
Catch Chance	~8% Success (Poké Ball, Lvl. 50, Full HP)
Exp. Growth Rate	Slow
Base Friendship

Pokédex Entries

Yellow

"For protection, it uses its harder- than-diamonds shell. It also shoots spikes from the shell."

Learnset

Level-up Pre-evo TM HM

Learnset via Level-up

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

Level	Name	Power	Acc.	Type	Cat.
1	Aurora Beam	65	100	Ice	Spec.
1	Clamp	35	75	Water	Spec.
1	Supersonic	—	55	Normal	Stat.
1	Withdraw	—	—	Water	Stat.
50	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.
Leer (Shellder)Levelup	—	100	Normal	Stat.
Tackle (Shellder)Levelup	35	95	Normal	Phys.

Learnset via TM

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

TM	Name	Power	Acc.	Type	Cat.
TM006	Toxic	—	85	Poison	Stat.
TM009	Take Down	90	85	Normal	Phys.
TM010	Double-Edge	100	100	Normal	Phys.
TM011	Bubble Beam	65	100	Water	Spec.
TM012	Water Gun	40	100	Water	Spec.
TM013	Ice Beam	95	100	Ice	Spec.
TM014	Blizzard	120	90	Ice	Spec.
TM015	Hyper Beam	150	90	Normal	Phys.
TM020	Rage	20	100	Normal	Phys.
TM030	Teleport	—	—	Psychic	Stat.
TM031	Mimic	—	100	Normal	Stat.
TM032	Double Team	—	—	Normal	Stat.
TM033	Reflect	—	—	Psychic	Stat.
TM034	Bide	1	—	Normal	Phys.
TM036	Self-Destruct	130	100	Normal	Phys.
TM039	Swift	60	—	Normal	Phys.
TM044	Rest	—	—	Psychic	Stat.
TM047	Explosion	170	100	Normal	Phys.
TM049	Tri Attack	80	100	Normal	Phys.
TM050	Substitute	—	—	Normal	Stat.

Learnset via HM

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

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

In-Game Images

Standard Sprites

Main Sprite
Back Sprite
GameBoy Grayscale

GameBoy Sprites

GameBoy Grayscale

Shellder(#0090)

Gastly(#0092)

Legends: Z-A

Scarlet and Violet

Other Games

Catch Calculators

Shiny Rates

Shiny Hunting Tools