Is Tornadus-Therian viable in Gen 8 OU?

Tornadus-Therian is ranked #5 in Gen 8 OU with 25.29% usage according to Smogon May 2026 - Jul 2026 data.

What beats Tornadus-Therian in Gen 8 OU?

Weavile has the strongest conservative score in this observed May 2026 - Jul 2026 sample. The target was knocked out or switched out in 88.0% of 50.93892444116213 relevant encounters. Standard error is 6.1 points. Sets and switch conditions can change the result.

How are Tornadus-Therian 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 Tornadus-Therian was knocked out or switched out. This is not a set-specific battle guarantee.

Tornadus-Therian counters

Gen 8 OU · Sorted by p − 4 standard errors · Smogon source period May 2026 - Jul 2026 · Generated 2026-08-05

#0641 Tornadus-Therian

Flying

USAGE 25.3% #5

BASE STATS

HP 79

ATK 100

DEF 80

SPA 110

SPD 90

SPE 121

BST580

TYPE MATCHUPS

2×

ElectricIceRock

½×

GrassFightingBug

0×

Ground

Moves

U-turn 88.6% Knock Off 82.4% Defog 58.6% Heat Wave 53.4% Hurricane 53.4% Toxic 14.7% Taunt 14.3% Superpower 13.9%

Items

Heavy-Duty Boots 76.7% Assault Vest 18.7% Eject Button 3.3% Expert Belt 1.0% Life Orb 0.1% Wacan Berry 0.1% Choice Specs 0.1% Choice Scarf 0.0%

Common Teammates

Landorus-Therian18.5%

Browse Gen 8 OU teams using Tornadus-Therian →

Explore Tornadus-Therian + Weavile teams 63 score Explore Tornadus-Therian + Melmetal teams 50 score Explore Tornadus-Therian + Heatran teams 45 score Explore Tornadus-Therian + Toxapex teams 43 score Explore Tornadus-Therian + Tapu Lele teams 37 score Explore Tornadus-Therian + Clefable teams 33 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

Tornadus-Therian + Clefable 40.7% 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

Weavile

DarkIce OFFENSIVE CHECK View matchup

50.939

63.5

88.0% Standard error 6.14 points

DAMAGE CALC

252+ Atk Weavile Triple Axel (120 BP) (3 hits) vs. 252 HP / 0 Def Tornadus-Therian: 494-582 (136.4 - 160.7%) -- guaranteed OHKO

View Weavile counters → Teams with Weavile →

Melmetal

Steel DEFENSIVE CHECK View matchup

21.449

50.3

82.9% Standard error 8.14 points

DAMAGE CALC

0- SpA Tornadus-Therian Heat Wave vs. 252 HP / 0 SpD Melmetal: 190-224 (40 - 47.2%) -- guaranteed 3HKO after Leftovers recovery

View Melmetal counters → Teams with Melmetal →

Heatran

FireSteel OFFENSIVE CHECK View matchup

71.147

44.6

71.5% Standard error 6.71 points

DAMAGE CALC

252+ SpA Heatran Eruption (150 BP) vs. 252 HP / 252+ SpD Tornadus-Therian: 208-246 (57.4 - 67.9%) -- guaranteed 2HKO

View Heatran counters → Teams with Heatran →

Toxapex

PoisonWater DEFENSIVE CHECK View matchup

337.847

43.2

60.0% Standard error 4.20 points

DAMAGE CALC

0- SpA Tornadus-Therian Hurricane vs. 252 HP / 0 SpD Toxapex: 85-102 (27.9 - 33.5%) -- 0.1% chance to 3HKO

View Toxapex counters → Teams with Toxapex →

Tapu Lele

PsychicFairy OFFENSIVE CHECK View matchup

24.222

36.7

72.9% Standard error 9.04 points

DAMAGE CALCPsychic Terrain

252+ SpA Tapu Lele Psyshock vs. 252 HP / 0 Def Tornadus-Therian in Psychic Terrain: 225-265 (62.1 - 73.2%) -- guaranteed 2HKO

View Tapu Lele counters → Teams with Tapu Lele →

Clefable

Fairy DEFENSIVE CHECK View matchup

122.232

33.1

61.4% Standard error 7.07 points

DAMAGE CALC

0- SpA Tornadus-Therian Hurricane vs. 252 HP / 0 SpD Clefable: 127-150 (32.2 - 38%) -- 1.3% chance to 3HKO after Leftovers recovery

View Clefable counters → Teams with Clefable →

Dragapult

DragonGhost OFFENSIVE CHECK View matchup

59.785

23.0

58.8% Standard error 8.96 points

DAMAGE CALC

252+ SpA Choice Specs Dragapult Draco Meteor vs. 252 HP / 252+ SpD Tornadus-Therian: 225-265 (62.1 - 73.2%) -- guaranteed 2HKO

View Dragapult counters → Teams with Dragapult →

Ditto

Normal DEFENSIVE CHECK View matchup

21.931

22.7

63.8% Standard error 10.26 points

DAMAGE CALC

252+ Atk Tornadus-Therian Superpower vs. 252 HP / 252+ Def Ditto: 264-312 (88 - 104%) -- 25% chance to OHKO

Slowking-Galar

PoisonPsychic DEFENSIVE CHECK View matchup

23.558

22.2

62.2% Standard error 9.99 points

DAMAGE CALC

252+ Atk Tornadus-Therian Knock Off (97.5 BP) vs. 252 HP / 252+ Def Slowking-Galar: 162-192 (41.1 - 48.7%) -- guaranteed 3HKO

View Slowking-Galar counters → Teams with Slowking-Galar →

Suicune

Water SOFT CHECK View matchup

35.341

20.5

54.0% Standard error 8.38 points

DAMAGE CALC

252+ SpA Suicune Ice Beam vs. 252 HP / 252+ SpD Tornadus-Therian: 130-154 (35.9 - 42.5%) -- guaranteed 3HKO

View Suicune counters → Teams with Suicune →

Tapu Koko

ElectricFairy OFFENSIVE CHECK View matchup

20.298

17.7

61.0% Standard error 10.82 points

DAMAGE CALC

252+ SpA Tapu Koko Thunderbolt vs. 252 HP / 252+ SpD Tornadus-Therian: 204-240 (56.3 - 66.2%) -- guaranteed 2HKO

View Tapu Koko counters → Teams with Tapu Koko →

Garchomp

DragonGround SOFT CHECK View matchup

49.24

11.2

50.4% Standard error 9.80 points

DAMAGE CALC

252+ Atk Garchomp Scale Shot (3 hits) vs. 252 HP / 0 Def Tornadus-Therian: 165-198 (45.5 - 54.6%) -- 46.2% chance to 2HKO

View Garchomp counters → Teams with Garchomp →

Hippowdon

Ground SOFT CHECK View matchup

35.631

11.0

44.2% Standard error 8.32 points

Tornadus-Therian

Flying SOFT CHECK View matchup

180.026

9.5

32.6% Standard error 5.78 points

DAMAGE CALC

252+ Atk Tornadus-Therian Knock Off (97.5 BP) vs. 252 HP / 0 Def Tornadus-Therian: 117-138 (32.3 - 38.1%) -- 96.6% chance to 3HKO

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

Slowking

WaterPsychic SOFT CHECK View matchup

90.969

4.4

31.3% Standard error 6.73 points

DAMAGE CALC

252+ SpA Slowking Zap Cannon vs. 252 HP / 252+ SpD Tornadus-Therian: 186-220 (51.3 - 60.7%) -- guaranteed 2HKO

View Slowking counters → Teams with Slowking →

Corviknight

FlyingSteel SOFT CHECK View matchup

161.02

0.7

22.1% Standard error 5.36 points

DAMAGE CALC

252+ Atk Corviknight Brave Bird vs. 252 HP / 0 Def Tornadus-Therian: 198-234 (54.6 - 64.6%) -- guaranteed 2HKO

View Corviknight counters → Teams with Corviknight →

Kartana

GrassSteel SOFT CHECK View matchup

68.447

-4.0

26.0% Standard error 7.50 points

DAMAGE CALC

252+ Atk Kartana Smart Strike vs. 252 HP / 0 Def Tornadus-Therian: 195-231 (53.8 - 63.8%) -- guaranteed 2HKO

View Kartana counters →

Landorus-Therian

GroundFlying SOFT CHECK View matchup

123.326

-4.7

19.7% Standard error 6.09 points

DAMAGE CALC

252+ Atk Landorus-Therian Stone Edge vs. 252 HP / 0 Def Tornadus-Therian: 314-370 (86.7 - 102.2%) -- 18.8% chance to OHKO

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

Ferrothorn

GrassSteel SOFT CHECK View matchup

54.919

-7.5

25.7% Standard error 8.30 points

DAMAGE CALC

252+ Atk Ferrothorn Knock Off (97.5 BP) vs. 252 HP / 0 Def Tornadus-Therian: 112-132 (30.9 - 36.4%) -- 62.5% chance to 3HKO

View Ferrothorn counters → Teams with Ferrothorn →

Slowbro

WaterPsychic SOFT CHECK View matchup

49.72

-9.9

24.6% Standard error 8.60 points

DAMAGE CALC

252+ SpA Slowbro Ice Beam vs. 252 HP / 252+ SpD Tornadus-Therian: 140-166 (38.6 - 45.8%) -- guaranteed 3HKO

View Slowbro counters → Teams with Slowbro →

Skarmory

SteelFlying SOFT CHECK View matchup

23.322

-12.3

22.0% Standard error 8.57 points

DAMAGE CALC

252+ Atk Skarmory Brave Bird vs. 252 HP / 0 Def Tornadus-Therian: 187-222 (51.6 - 61.3%) -- guaranteed 2HKO

View Skarmory counters →

Buzzwole

BugFighting SOFT CHECK View matchup

26.878

-13.1

11.0% Standard error 6.04 points

DAMAGE CALC

252+ Atk Buzzwole Ice Punch vs. 252 HP / 0 Def Tornadus-Therian: 228-270 (62.9 - 74.5%) -- guaranteed 2HKO

View Buzzwole counters → Teams with Buzzwole →

Ranked #5 with 25.29% usage. Sorted by conservative score.