Cloyster

Cloyster
Bivalve Pokémon
Its shell is extremely hard. It cannot be shattered, even with a bomb. The shell opens only when it is attacking.
Cloyster is No. 0091 in the National Pokédex and is listed here as a Water and Ice-type Bivalve Pokémon. Its shell is extremely hard. It cannot be shattered, even with a bomb. The shell opens only when it is attacking. This page brings together its key game data, including typing, abilities, base stats, evolution details, forms, Pokédex entries and moves, so it can be used as a quick reference before building out a deeper guide.
Cloyster first belongs to Generation I. Cloyster does not have a longer evolution chain recorded in the current local data. Its strongest listed base stat is Defense, which helps show where it naturally fits when comparing Pokémon by role. Its abilities can include Shell Armor, Skill Link and Overcoat, giving players useful options when comparing forms, movesets and team roles. The sections below are generated from the local Pokémon database and can be expanded later with matchup advice, best games to use it in, notable appearances and more detailed strategy notes.
Cloyster at a glance
- Type
- WATERICE
- Weak to
- ELECTRIC2×GRASS2×FIGHTING2×ROCK2×
- Best base stat
- Defense — 180
- Abilities
- Shell Armor, Skill Link, Overcoat (Hidden)
- Evolution
- Final stage or no evolution data
- Height
- 1.5 m
- Weight
- 132.5 kg
- Generation
- Generation I
- Growth rate
- Slow
- Capture rate
- 60
- Base happiness
- 70
Type effectiveness
Damage taken when Cloyster is hit by each type:
Weak to
Resists
Strongly resists
Based on Water / Ice typing. Abilities may modify these matchups.
Pokémon Gold and Silver
Pokédex entries
Once it slams its shell shut, it is impossible to open, even by those with superi or strength.
CLOYSTER that live in seas with harsh tidal currents grow large, sharp spikes on their shells.
Level-up moves
| Level | Move | Type | Power | Accuracy |
|---|---|---|---|---|
| 1 | Aurora Beam | ICE | 65 | 100 |
| 1 | Protect | NORMAL | — | — |
| 1 | Supersonic | NORMAL | — | 55 |
| 1 | Withdraw | WATER | — | — |
| 41 | Spike Cannon | NORMAL | 20 | 100 |
