Is Groudon-Primal viable in Gen 9 National Dex Doubles Ubers?

Groudon-Primal is ranked #1 in Gen 9 National Dex Doubles Ubers with 48.21% usage according to Smogon Apr 2026 - Jun 2026 data.

What beats Groudon-Primal in Gen 9 National Dex Doubles Ubers?

Rayquaza has the strongest conservative score in this observed Apr 2026 - Jun 2026 sample. The target was knocked out or switched out in 49.5% of 45.40541750038324 relevant encounters. Standard error is 7.4 points. Sets and switch conditions can change the result.

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

Groudon-Primal counters

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

#0383 Groudon-Primal

GroundFire

USAGE 48.2% #1

BASE STATS

HP 100

ATK 180

DEF 160

SPA 150

SPD 90

SPE 90

BST770

TYPE MATCHUPS

4×

Water

2×

Ground

½×

FirePoisonBugSteelFairy

0×

Electric

Moves

Protect 90.6% Precipice Blades 88.5% Heat Crash 52.9% Eruption 31.6% Fire Punch 17.8% Overheat 17.4% Earth Power 16.0% Swords Dance 11.8%

Items

Red Orb 100.0%

Common Teammates

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

Rayquaza

DragonFlying SOFT CHECK View matchup

45.405

19.8

49.5% Standard error 7.42 points

DAMAGE CALCHarsh Sunshine

252+ Atk Rayquaza Dragon Ascent vs. 252 HP / 0 Def Groudon-Primal: 160-189 (39.6 - 46.7%) -- guaranteed 3HKO

View Rayquaza counters →

Kyogre-Primal

Water SOFT CHECK View matchup

37.122

17.8

50.6% Standard error 8.21 points

DAMAGE CALCHeavy Rain

252+ SpA Kyogre-Primal Water Spout (150 BP) vs. 252 HP / 252+ SpD Groudon-Primal in Heavy Rain: 1596-1876 (395 - 464.3%) -- guaranteed OHKO

View Kyogre-Primal counters →

Calyrex-Shadow

PsychicGhost SOFT CHECK View matchup

36.283

12.9

46.0% Standard error 8.27 points

DAMAGE CALCHarsh Sunshine

252+ SpA Calyrex-Shadow Astral Barrage vs. 252 HP / 252+ SpD Groudon-Primal: 199-235 (49.2 - 58.1%) -- 98% chance to 2HKO

View Calyrex-Shadow counters →

Groudon-Primal

GroundFire SOFT CHECK View matchup

38.406

11.6

43.7% Standard error 8.00 points

DAMAGE CALCHarsh Sunshine

252+ Atk Groudon-Primal Precipice Blades vs. 252 HP / 0 Def Groudon-Primal: 366-432 (90.5 - 106.9%) -- 43.8% chance to OHKO

View Groudon-Primal counters →

Miraidon

ElectricDragon SOFT CHECK View matchup

44.592

10.4

39.7% Standard error 7.33 points

DAMAGE CALCElectric Terrain

252+ SpA Choice Specs Hadron Engine Miraidon Draco Meteor vs. 252 HP / 252+ SpD Groudon-Primal: 370-436 (91.5 - 107.9%) -- 50% chance to OHKO

View Miraidon counters →

Incineroar

FireDark SOFT CHECK View matchup

62.419

8.8

32.6% Standard error 5.93 points

DAMAGE CALCHarsh Sunshine

252+ Atk Incineroar Flare Blitz vs. 252 HP / 0 Def Groudon-Primal in Harsh Sunshine: 99-117 (24.5 - 28.9%) -- 99.5% chance to 4HKO

View Incineroar counters →

Xerneas

Fairy SOFT CHECK View matchup

39.976

8.0

38.8% Standard error 7.71 points

DAMAGE CALCHarsh Sunshine

252+ SpA Xerneas Hidden Power Ground vs. 252 HP / 252+ SpD Groudon-Primal: 112-134 (27.7 - 33.1%) -- guaranteed 4HKO

View Xerneas counters →

Calyrex-Ice

PsychicIce SOFT CHECK View matchup

33.322

5.6

39.5% Standard error 8.47 points

DAMAGE CALCHarsh Sunshine

252+ Atk Calyrex-Ice High Horsepower vs. 252 HP / 0 Def Groudon-Primal: 180-214 (44.5 - 52.9%) -- 26.6% chance to 2HKO

View Calyrex-Ice counters →

Ranked #1 with 48.21% usage. Sorted by conservative score.