POKÉMON Gold & Silver
Gold Cloyster sprite in Pokémon Gold
Silver Cloyster sprite in Pokémon Silver

NATIONAL POKÉDEX #091 · Bivalve Pokemon

Cloyster

Water Ice Both

Cloyster is a Water/Ice-type Bivalve Pokemon in Pokemon Gold and Silver. Gold: Evolution. Silver: Evolution.

Back to Pokédex list Stats by level Gold / Silver locations Moves

GENERATION II

Base stats

525
HP50
Attack95
Defense180
Sp. Atk85
Sp. Def45
Speed70

PROFILE

Pokédex data

Height
4'11" (1.5 m)
Weight
292.0 lbs (132.4 kg)
Catch rate
60
Base EXP
203
Growth
Slow
BST
525

GENERATION II FORMULA

Stats by level

Lv. 50
Training profile

All DVs 15 · zero Stat Experience

Advanced DV & Stat Exp
Determinant values (0–15)

Derived HP DV: 15

Stat Experience (0–65,535)
StatCalculatedLegal range
HPBase 50
— —
AttackBase 95
— —
DefenseBase 180
— —
Sp. AtkBase 85
— —
Sp. DefBase 45
— —
SpeedBase 70
— —

Generation II uses four DVs: Attack, Defense, Speed, and Special. HP DV is derived from their low bits; Sp. Atk and Sp. Def share the Special DV and Special Stat Experience. Badge boosts and in-battle stat stages are not included.

ORIGINAL GAME TEXT

Gold and Silver Pokédex entries

Pokémon Gold

Once it slams its shell shut, it is impossible to open, even by those with superior strength.

Pokémon Silver

CLOYSTER that live in seas with harsh tidal currents grow large, sharp spikes on their shells.

FAMILY

Evolution chain

#090 Shellder #091 Cloyster
Shellder→Water Stone→Cloyster

ACQUISITION

Gold / Silver locations, times, and methods

Gold

Evolution

Areas
0
Tables
0
Special
0
Evolution

Obtain this form by evolving an earlier member of its family. See the evolution method above.

Silver

Evolution

Areas
0
Tables
0
Special
0
Evolution

Obtain this form by evolving an earlier member of its family. See the evolution method above.

Every linked location opens the matching version and exact map view.

MOVESET

Level-up moves

5

Water · Defense Up

Power
—
Acc.
100%
PP
40

Normal · Confuse

Power
—
Acc.
55%
PP
20

Ice · Attack Down Hit

Power
65
Acc.
100%
PP
20
TM17
Lv. 1

Protect

Normal · Protect

Power
—
Acc.
100%
PP
10

Normal · Multi Hit

Power
20
Acc.
100%
PP
15
TM / HM compatibility 20 moves
TM03 TM03 · CurseCurse— power · 100% · 10 PP TM06 TM06 · ToxicPoison— power · 85% · 10 PP TM10 TM10 · Hidden PowerNormalVaries power · 100% · 15 PP TM13 TM13 · SnoreNormal40 power · 100% · 15 PP TM14 TM14 · BlizzardIce120 power · 70% · 5 PP TM15 TM15 · Hyper BeamNormal150 power · 90% · 5 PP TM16 TM16 · Icy WindIce55 power · 95% · 15 PP TM17 TM17 · ProtectNormal— power · 100% · 10 PP TM18 TM18 · Rain DanceWater— power · 90% · 5 PP TM20 TM20 · EndureNormal— power · 100% · 10 PP TM21 TM21 · FrustrationNormalVaries power · 100% · 20 PP TM27 TM27 · ReturnNormalVaries power · 100% · 20 PP TM32 TM32 · Double TeamNormal— power · 100% · 15 PP TM34 TM34 · SwaggerNormal— power · 90% · 15 PP TM35 TM35 · Sleep TalkNormal— power · 100% · 10 PP TM39 TM39 · SwiftNormal60 power · 100% · 20 PP TM44 TM44 · RestPsychic— power · 100% · 10 PP TM45 TM45 · AttractNormal— power · 100% · 15 PP HM03 HM03 · SurfWater95 power · 100% · 15 PP HM06 HM06 · WhirlpoolWater15 power · 70% · 15 PP
Egg moves 0 moves

No egg moves are assigned to this species in the Gold/Silver breeding table.