Is Slowbro viable in Gen 8 OU?

Slowbro is ranked #17 in Gen 8 OU with 14.08% usage according to Smogon Jul 2026 - Sep 2026 data.

What beats Slowbro in Gen 8 OU?

Clefable has the strongest conservative score in this observed Jul 2026 - Sep 2026 sample. The target was knocked out or switched out in 63.2% of 23.505319013716814 relevant encounters. Standard error is 9.9 points. Sets and switch conditions can change the result.

How are Slowbro matchup checks ranked in Gen 8 OU?

They are ranked by p minus four standard errors. Here, p is the observed fraction of relevant encounters where Slowbro was knocked out or switched out. This is not a set-specific battle guarantee.

Slowbro counters

Gen 8 OU · Smogon source period Jul 2026 - Sep 2026

#0080 Slowbro

WaterPsychic

USAGE 14.1% #17

ABILITYRegenerator

BASE STATS

HP 95

ATK 75

DEF 110

SPA 100

SPD 80

SPE 30

BST490

TYPE MATCHUPS

2×

ElectricGrassBugGhostDark

½×

FireWaterIceFightingPsychicSteel

Moves

Teleport 99.2% Future Sight 93.2% Scald 88.9% Slack Off 85.2% Body Press 12.9% Toxic 11.3% Ice Beam 4.8% Thunder Wave 2.9%

Items

Heavy-Duty Boots 56.2% Rocky Helmet 19.6% Colbur Berry 14.5% Eject Button 9.3% Shed Shell 0.2% Leftovers 0.1% Choice Specs 0.1% Assault Vest 0.0%

Abilities

Regenerator100.0%Oblivious0.0%Own Tempo0.0%

Common Teammates

Landorus-Therian59.2%

Heatran43.8%

Buzzwole37.5%

Tornadus-Therian34.3%

Browse Gen 8 OU teams using Slowbro →

Explore Slowbro + Clefable teams 23 score Explore Slowbro + Toxapex teams 2 score Explore Slowbro + Corviknight teams -2 score

Leading observed checks

Open a matchup for a separate set-based damage estimate, or browse uploaded teams with both Pokémon.

Team core to explore

Slowbro + Landorus-Therian 59.2% teammate usage Explore teams →

Checks & Counters

Observed target KO or switch rate is upstream p: the fraction of relevant encounters where the target was knocked out or switched out. Standard error is upstream d. The conservative score is p − 4d. These ladder observations do not prove a set-specific counter.

How to read this table

Use encounter count and standard error to judge the sample. Damage estimates below use inferred sets and remain separate from the observed ladder metric.

# Checker Encounters Conservative score Target KO or switch rate

Clefable

Fairy DEFENSIVE CHECK View matchup

23.505

23.5

63.2% Standard error 9.94 points

DAMAGE CALC

252+ SpA Slowbro Future Sight vs. 252 HP / 252+ SpD Clefable: 139-165 (35.2 - 41.8%) -- 83.5% chance to 3HKO after Leftovers recovery

View Clefable counters → Teams with Clefable →

Toxapex

PoisonWater SOFT CHECK View matchup

35.323

2.3

34.3% Standard error 7.99 points

DAMAGE CALC

252+ Atk Toxapex Knock Off (97.5 BP) vs. 252 HP / 0 Def Slowbro: 136-160 (34.5 - 40.6%) -- guaranteed 3HKO

View Toxapex counters → Teams with Toxapex →

Corviknight

FlyingSteel SOFT CHECK View matchup

24.439

-2.3

36.6% Standard error 9.75 points

DAMAGE CALC

252+ Atk Corviknight Brave Bird vs. 252 HP / 0 Def Slowbro: 153-180 (38.8 - 45.6%) -- guaranteed 3HKO

View Corviknight counters → Teams with Corviknight →

Ranked #17 with 14.08% usage. Sorted by conservative score.