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Cloyster

Gen 9 Ubers usage profile · rank #203
september 2026 · 67.3K battles
Cloyster
watericePokédex entry ↗
Usage · September 2026
0.0%
Cloyster is ranked #203 in Gen 9 Ubers, carried by 2,172 teams
TierD · outside the top 60
Ladder rank#203 of 230
Raw count2,172
Viability ceiling76
Month on month+0.01pp
13 month peak0.1%
FormatGen 9 Ubers
Previous
← #202 Pincurchin
Next
#204 Haxorus →
Tier list
Back to the Gen 9 Ubers tier list
sets and counters from 67.3K battles
Base statsspecies values, before EVs and natureBST 525
HP
50
Atk
95
Def
180
SpA
85
SpD
45
Spe
70
Usage over time0.0%▲ 0.01pppeak 0.1% · Sep '25
0.00.10.10.2Sep '25Oct '25Dec '25Feb '26Apr '26Jun '26Aug '26Sep '26
hover a month for the exact figure · 13 months of ladder history

Most used set

35.4% of Cloyster teams
HP
0
Atk
252
Def
0
SpA
4
SpD
0
Spe
252
NatureNaughty
AbilitySkill Link · 97.0%
ItemFocus Sash · 66.3%
Tera typeGhost · 74.3%
Moves
Shell Smash99.8%
Icicle Spear99.5%
Rock Blast82.8%
Ice Shard37.9%

Alternative spreads

over 5% usage
Adamant252 Atk / 4 SpD / 252 Spe29.4%
Adamant4 HP / 252 Atk / 252 Spe24.7%

Moves

7 tracked
Shell Smash99.8%
Icicle Spear99.5%
Rock Blast82.8%
Ice Shard37.9%
Mud Shot35.4%
Drill Run17.9%
Razor Shell11.2%

Items

Focus Sash66.3%
White Herb19.6%
Weakness Policy4.0%
Never-Melt Ice3.7%
Lum Berry3.4%

Tera types

Ghost74.3%
Water18.7%
Ice4.5%

Abilities

Skill Link97.0%
Shell Armor2.7%
Overcoat0.4%

EV spreads

top 6
Naughty252 Atk / 4 SpA / 252 Spe35.4%
Adamant252 Atk / 4 SpD / 252 Spe29.4%
Adamant4 HP / 252 Atk / 252 Spe24.7%
Jolly252 Atk / 4 Def / 252 Spe3.8%
Adamant252 Atk / 4 Def / 252 Spe3.5%

Top teammates

share of teams

Best Cloyster build for Gen 9 Ubers

The set above is the one Gen 9 Ubers players run most often, taken from 67,302 battles in September 2026. Cloyster sits at rank #203 with 0.0% usage, which puts it in D tier, up 0.01 points on the month before.

These are usage numbers, not a recommendation from a council. A move at 90% is close to mandatory; anything under 30% is a tech pick that answers a specific matchup. Read the spreads the same way: the top spread is the safe default, and the alternatives usually trade bulk for speed or the other way round.

The checks and counters table is generated from real games rather than a type chart, so it accounts for items, Tera choices, and how often the matchup ends in a switch instead of a knockout.

Related
Gen 9 Ubers tier listEvery ranked Pokémon↗Cloyster Pokédex entryStats, moves, evolutions↗All formatsSmogon and VGC tier lists↗Damage calculatorRun this set through the calc↗Team builderCoverage and weaknesses↗