#0091 · Gen 1 · 525 BST
Cloyster
A fully-evolved Water/Ice-type from Generation 1 with an exceptional 180 base Defense. Base Stat Total: 525. Common ability: Shell Armor.
Base stats
Level 50, min EVs/IVs, − nature
125/103/180/94/58/81
Level 50, 252 EVs, 31 IVs, + nature
157/161/255/150/106/134
Abilities
A hard shell protects the Pokémon from critical hits.
Protects the Pokémon from things like sand, hail, and powder.
Type effectiveness
Takes 2× damage from
Takes ½× damage from
Takes ¼× damage from
Use the type chart for the full 18×18 matchup grid.
About Cloyster
Cloyster is a Water/Ice-type Pokémon from Generation 1 with a Base Stat Total of 525. A fully-evolved Water/Ice-type from Generation 1 with an exceptional 180 base Defense. Base Stat Total: 525. Common ability: Shell Armor.
Best stat: Defense (180 base)
Cloyster's standout stat informs its competitive role. With 95 base Attack and 70 base Speed, the standard offensive set will invest 252 EVs into Attack and 252 into Speed — though its low Speed often warrants Trick Room support instead.
Abilities
- Shell Armor
- Skill Link
- Overcoat
How to use Cloyster competitively
Open the damage calculator with Cloyster selected to test offensive matchups. For an EV spread that hits key benchmarks, use the EV calculator — Cloyster appears in the species dropdown. Drop Cloyster into the team builder to check coverage with five teammates.
Pokédex data summary
| National Dex # | #0091 |
|---|---|
| Generation | Gen 1 |
| Type | Water / Ice |
| Abilities | Shell Armor, Skill Link, Overcoat |
| Base Stat Total | 525 |
| HP / Atk / Def / SpA / SpD / Spe | 50 / 95 / 180 / 85 / 45 / 70 |