Cloyster counters

Gen 2 OU · Sorted by reliability score · Smogon · Feb 2026 - Apr 2026

Cloyster
#0091 Cloyster
WaterIce
USAGE 61.1% #3
BASE STATS
HP 50
ATK 95
DEF 180
SPA 85
SPD 45
SPE 70
BST525
TYPE MATCHUPS
2×
ElectricGrassFightingRock
½×
Water
¼×
Ice
Moves
Spikes 100.0% Surf 89.5% Explosion 84.4% Toxic 78.3% Ice Beam 12.2% Rapid Spin 12.1% Rest 8.2% Hidden Power Electric 7.1%
Items
Leftovers 96.6% Miracle Berry 3.4% Pink Bow 0.0% nothing 0.0% Quick Claw 0.0% Gold Berry 0.0% King's Rock 0.0% Mint Berry 0.0%
Common Teammates
Snorlax99.4%Zapdos71.1%Raikou37.3%Gengar36.5%Tyranitar27.8%Golem25.4%Steelix24.7%Exeggutor23.7%

Checks & Counters

Ranked by reliability — blends KO rate with how often each Pokémon is matched up.

# Checker Encounters Reliability KO Rate
01
Starmie
Starmie
WaterPsychic OFFENSIVE CHECK
58.499
75
75.4% dies 7.83%
02
Zapdos
Zapdos
ElectricFlying OFFENSIVE CHECK
45.115
65
65.4% dies 7.08%
03
Raikou
Raikou
Electric SOFT CHECK
30.378
55
54.8% dies 9.03%
04
Cloyster
Cloyster
WaterIce SOFT CHECK
45.69
41
40.9% dies 7.27%
05
Snorlax
Snorlax
Normal SOFT CHECK
120.2
37
36.7% dies 7.44%

Ranked #3 with 61.14% usage. Sorted by reliability score.