Cloyster in Pokémon Gold & Silver
#170 in the Gold and Silver Pokédex • Bivalve Pokémon
Cloyster in the National Pokédex
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.
Pokémon details
Types
Category
Height
Weight
National Pokédex
Cloyster in Other Games
National Dex pageMin
Max
HP
50
210
303
Attack
95
195
288
Defense
180
365
458
Sp. Atk
85
175
268
Sp. Def
45
95
188
Speed
70
145
238
Total
525
Ranges are for Level 100. Max assumes 15 DVs and maxed Stat Experience; min assumes 0 DVs and no Stat Experience. Special Attack and Special Defense share a DV and Stat Experience.
| Pokédexes | Original Johto #170 |
|---|---|
| Stat Experience | 50 HP, 95 Atk, 180 Def, 70 Spe, 85 Special |
| Catch rate | 60 |
| Base Exp. | 203 |
| Egg groups | |
|---|---|
| Gender | 50% male 50% female |
| Egg cycles | 20 (5,120 nominal steps; actual hatching varies) |
| Pokémon | Requires | Evolution |
|---|---|---|
 Shellder #169 |  Use Water Stone |  Cloyster #170 |
| Class | ||||||
|---|---|---|---|---|---|---|
| Start | Supersonic Sound waves that cause confusion. |  |  | - | 55 | 20 |
| Start | Aurora Beam An attack that may lower ATTACK. | |  | 65 | 100 | 20 |
| Start | Withdraw Heightens the user's DEFENSE. | | | - | - | 40 |
| Start | Protect Foils attack that turn. It may fail. | | | - | - | 10 |
| 41 | Spike Cannon Fires spikes to hit 2-5 times. | |  | 20 | 100 | 15 |
| Class | ||||||
|---|---|---|---|---|---|---|
| TM03 | Curse Works differently for ghost-types. |  | | - | - | 10 |
| TM06 | Toxic A poison move with increasing damage. |  | | - | 85 | 10 |
| TM10 | Hidden Power The power varies with the Pokémon. | Type varies by DVs | 31–70 | 100 | 15 | |
| TM13 | Snore An attack useable only while asleep. | | | 40 | 100 | 15 |
| TM14 | Blizzard An attack that may freeze the foe. | | | 120 | 70 | 5 |
| TM15 | Hyper Beam 1st turn: Attack 2nd turn: Rest | | | 150 | 90 | 5 |
| TM16 | Icy Wind An icy attack that lowers SPEED. | | | 55 | 95 | 15 |
| TM17 | Protect Foils attack that turn. It may fail. | | | - | - | 10 |
| TM18 | Rain Dance Boosts water-type moves for 5 turns. | | | - | - | 5 |
| TM20 | Endure Always leaves at least 1HP. | | | - | - | 10 |
| TM21 | Frustration An attack based on lack of loyalty. | | | - | 100 | 20 |
| TM27 | Return An attack that is based on loyalty. | | | - | 100 | 20 |
| TM32 | Double Team Heightens evasiveness. | | | - | - | 15 |
| TM34 | Swagger Causes confusion and raises ATTACK. | | | - | 90 | 15 |
| TM35 | Sleep Talk Randomly attacks while asleep. | | | - | - | 10 |
| TM39 | Swift An attack that never misses. | | | 60 | - | 20 |
| TM44 | Rest Sleep for 2 turns to fully recover. |  | | - | - | 10 |
| TM45 | Attract Makes the opposite gender infatuated. | | | - | 100 | 15 |
| HM03 | Surf A strong water-type attack. | | | 95 | 100 | 15 |
| HM06 | Whirlpool Traps the foe for 2-5 turns. | | | 15 | 70 | 15 |
