Is Slowbro viable in Gen 8 OU?

Slowbro is ranked #16 in Gen 8 OU with 14.16% usage according to Smogon May 2026 - Jul 2026 data.

What beats Slowbro in Gen 8 OU?

Clefable has the strongest conservative score in this observed May 2026 - Jul 2026 sample. The target was knocked out or switched out in 60.2% of 45.44701833155264 relevant encounters. Standard error is 10.2 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 · Sorted by p − 4 standard errors · Smogon source period May 2026 - Jul 2026 · Generated 2026-08-05

#0080 Slowbro

WaterPsychic

USAGE 14.2% #16

ABILITYRegenerator

BASE STATS

HP 95

ATK 75

DEF 110

SPA 100

SPD 80

SPE 30

BST490

TYPE MATCHUPS

2×

ElectricGrassBugGhostDark

½×

FireWaterIceFightingPsychicSteel

Moves

Teleport 98.3% Future Sight 96.3% Slack Off 81.1% Scald 74.0% Ice Beam 19.3% Body Press 18.9% Toxic 6.9% Thunder Wave 3.3%

Items

Heavy-Duty Boots 44.8% Rocky Helmet 20.2% Colbur Berry 19.7% Eject Button 14.2% Shed Shell 0.9% Leftovers 0.1% Choice Specs 0.0% Assault Vest 0.0%

Abilities

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

Common Teammates

Landorus-Therian61.7%

Heatran41.2%

Weavile30.4%

Tornadus-Therian30.4%

Browse Gen 8 OU teams using Slowbro →

Explore Slowbro + Clefable teams 19 score Explore Slowbro + Tornadus-Therian teams -1 score Explore Slowbro + Toxapex teams -1 score Explore Slowbro + Corviknight teams -5 score Explore Slowbro + Landorus-Therian teams -11 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 61.7% 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

45.447

19.3

60.2% Standard error 10.25 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 →

Tornadus-Therian

Flying SOFT CHECK View matchup

49.72

-0.7

38.3% Standard error 9.75 points

DAMAGE CALC

252+ Atk Tornadus-Therian Knock Off (97.5 BP) vs. 252 HP / 0 Def Slowbro: 180-212 (45.6 - 53.8%) -- 41.8% chance to 2HKO

View Tornadus-Therian counters → Teams with Tornadus-Therian →

Toxapex

PoisonWater SOFT CHECK View matchup

85.434

-1.4

33.6% Standard error 8.73 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

46.799

-5.5

33.4% Standard error 9.71 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 →

Landorus-Therian

GroundFlying SOFT CHECK View matchup

23.837

-11.1

23.8% Standard error 8.72 points

DAMAGE CALC

252+ Atk Landorus-Therian Knock Off (97.5 BP) vs. 252 HP / 0 Def Slowbro: 232-274 (58.8 - 69.5%) -- guaranteed 2HKO

View Landorus-Therian counters → Teams with Landorus-Therian →

Ranked #16 with 14.16% usage. Sorted by conservative score.