Is Miraidon viable in Gen 9 National Dex Doubles Ubers?

Miraidon is ranked #4 in Gen 9 National Dex Doubles Ubers with 35.80% usage according to Smogon Apr 2026 - Jun 2026 data.

What beats Miraidon in Gen 9 National Dex Doubles Ubers?

Calyrex-Shadow has the strongest conservative score in this observed Apr 2026 - Jun 2026 sample. The target was knocked out or switched out in 62.8% of 34.27801082958421 relevant encounters. Standard error is 8.3 points. Sets and switch conditions can change the result.

How are Miraidon matchup checks ranked in Gen 9 National Dex Doubles Ubers?

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

Miraidon counters

Gen 9 National Dex Doubles Ubers · Sorted by p − 4 standard errors · Smogon source period Apr 2026 - Jun 2026 · Generated 2026-07-10

#1008 Miraidon

ElectricDragon

USAGE 35.8% #4

BASE STATS

HP 100

ATK 85

DEF 100

SPA 135

SPD 115

SPE 135

BST670

TYPE MATCHUPS

2×

IceGroundDragonFairy

½×

FireWaterGrassFlyingSteel

¼×

Electric

Moves

Electro Drift 99.4% Draco Meteor 96.9% Volt Switch 94.7% Dazzling Gleam 57.0% Snarl 21.2% Protect 9.8% Discharge 7.4% Overheat 7.3%

Items

Choice Specs 41.4% Choice Scarf 41.3% Dragonium Z 4.4% Life Orb 2.9% Electrium Z 2.9% Assault Vest 2.3% Focus Sash 2.1% Shuca Berry 1.7%

Tera Types

Electric 63.2% Fairy 23.5% Dragon 2.4% Ghost 1.4% Stellar 0.7% Water 0.6% Steel 0.5%

Common Teammates

Zamazenta-Crowned27.9%

Farigiraf25.3%

Leading observed checks

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

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

Calyrex-Shadow

PsychicGhost OFFENSIVE CHECK View matchup

34.278

29.8

62.8% Standard error 8.26 points

DAMAGE CALCElectric Terrain

252+ SpA Calyrex-Shadow Psyshock vs. 252 HP / 0 Def Miraidon: 172-204 (42.5 - 50.4%) -- 1.2% chance to 2HKO

View Calyrex-Shadow counters →

Incineroar

FireDark SOFT CHECK View matchup

33.091

19.8

54.5% Standard error 8.66 points

DAMAGE CALCElectric Terrain

252+ Atk Incineroar Knock Off (97.5 BP) vs. 252 HP / 0 Def Miraidon: 160-189 (39.6 - 46.7%) -- guaranteed 3HKO

View Incineroar counters →

Groudon-Primal

GroundFire SOFT CHECK View matchup

44.592

18.8

48.7% Standard error 7.49 points

DAMAGE CALCHarsh Sunshine

252+ Atk Groudon-Primal Precipice Blades vs. 252 HP / 0 Def Miraidon: 552-650 (136.6 - 160.8%) -- guaranteed OHKO

View Groudon-Primal counters →

Xerneas

Fairy SOFT CHECK View matchup

35.858

17.0

50.4% Standard error 8.35 points

DAMAGE CALCElectric Terrain

252+ SpA Fairy Aura Xerneas Moonblast vs. 252 HP / 252+ SpD Miraidon: 300-354 (74.2 - 87.6%) -- guaranteed 2HKO

View Xerneas counters →

Rayquaza

DragonFlying SOFT CHECK View matchup

24.037

9.4

50.2% Standard error 10.20 points

DAMAGE CALCElectric Terrain

0- SpA Rayquaza Draco Meteor vs. 252 HP / 252+ SpD Miraidon: 236-278 (58.4 - 68.8%) -- guaranteed 2HKO

View Rayquaza counters →

Rillaboom

Grass SOFT CHECK View matchup

21.209

7.9

51.3% Standard error 10.85 points

DAMAGE CALCGrassy Terrain

252+ Atk Rillaboom High Horsepower vs. 252 HP / 0 Def Miraidon: 222-262 (54.9 - 64.8%) -- guaranteed 2HKO after Grassy Terrain recovery

View Rillaboom counters →

Miraidon

ElectricDragon SOFT CHECK View matchup

27.261

4.7

42.6% Standard error 9.47 points

DAMAGE CALCElectric Terrain

252+ SpA Choice Specs Hadron Engine Miraidon Draco Meteor vs. 252 HP / 252+ SpD Miraidon: 626-740 (154.9 - 183.1%) -- guaranteed OHKO

View Miraidon counters →

Ranked #4 with 35.80% usage. Sorted by conservative score.