Is Ursaluna viable in Gen 9 VGC 2026 Regulation F Best of 3?

Ursaluna is ranked #14 in Gen 9 VGC 2026 Regulation F Best of 3 with 14.28% usage according to Smogon Feb 2026 - Apr 2026 data.

What beats Ursaluna in Gen 9 VGC 2026 Regulation F Best of 3?

Urshifu-Rapid-Strike has the strongest conservative score in this observed Feb 2026 - Apr 2026 sample. The target was knocked out or switched out in 43.6% of 45.2996623158358 relevant encounters. Standard error is 7.4 points. Sets and switch conditions can change the result.

How are Ursaluna matchup checks ranked in Gen 9 VGC 2026 Regulation F Best of 3?

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

Ursaluna counters

Gen 9 VGC 2026 Regulation F Best of 3 · Sorted by p − 4 standard errors · Smogon source period Feb 2026 - Apr 2026 · Generated 2026-05-27

#0901 Ursaluna

GroundNormal

USAGE 14.3% #14

ABILITYGuts

BASE STATS

HP 130

ATK 140

DEF 105

SPA 45

SPD 80

SPE 50

BST550

TYPE MATCHUPS

2×

WaterGrassIceFighting

½×

PoisonRock

0×

ElectricGhost

Moves

Facade 100.0% Protect 99.9% Earthquake 99.6% Headlong Rush 96.8% Swords Dance 3.3% Substitute 0.2% Yawn 0.1% Shadow Claw 0.0%

Items

Flame Orb 100.0% Toxic Orb 0.0% Choice Scarf 0.0% Master Ball 0.0% Assault Vest 0.0% Clear Amulet 0.0% nothing 0.0% Sitrus Berry 0.0%

Abilities

Guts100.0%Unnerve0.0%Bulletproof0.0%

Tera Types

Ghost 68.1% Dragon 16.1% Fairy 14.5% Normal 0.7% Poison 0.5% Water 0.0% Ground 0.0% Fire 0.0%

Common Teammates

Incineroar94.4%

Flutter Mane64.5%

Amoonguss61.4%

Urshifu-Rapid-Strike58.4%

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

Urshifu-Rapid-Strike

FightingWater SOFT CHECK View matchup

45.3

14.2

43.6% Standard error 7.37 points

DAMAGE CALC

252+ Atk Mystic Water Urshifu-Rapid-Strike Surging Strikes (3 hits) vs. 252 HP / 0 Def Ursaluna on a critical hit: 252-306 (106.3 - 129.1%) -- guaranteed OHKO

View Urshifu-Rapid-Strike counters →

Incineroar

FireDark SOFT CHECK View matchup

92.763

8.5

26.9% Standard error 4.61 points

DAMAGE CALC

252+ Atk Incineroar Flare Blitz vs. 252 HP / 0 Def Ursaluna: 100-118 (42.1 - 49.7%) -- guaranteed 3HKO

View Incineroar counters →

Rillaboom

Grass SOFT CHECK View matchup

34.086

5.5

38.9% Standard error 8.35 points

DAMAGE CALCGrassy Terrain

252+ Atk Rillaboom Wood Hammer vs. 252 HP / 0 Def Ursaluna in Grassy Terrain: 272-324 (114.7 - 136.7%) -- guaranteed OHKO

View Rillaboom counters →

Ursaluna

GroundNormal SOFT CHECK View matchup

24.424

-0.3

39.3% Standard error 9.88 points

DAMAGE CALC

252+ Atk Ursaluna Headlong Rush vs. 252 HP / 0 Def Ursaluna: 115-136 (48.5 - 57.3%) -- 94.1% chance to 2HKO

View Ursaluna counters →

Amoonguss

GrassPoison SOFT CHECK View matchup

38.64

-0.9

27.9% Standard error 7.22 points

DAMAGE CALC

252+ SpA Amoonguss Leaf Storm vs. 252 HP / 252+ SpD Ursaluna: 152-182 (64.1 - 76.7%) -- guaranteed 2HKO

View Amoonguss counters →

Flutter Mane

GhostFairy SOFT CHECK View matchup

21.426

-3.4

38.7% Standard error 10.52 points

DAMAGE CALC

252+ SpA Flutter Mane Moonblast vs. 252 HP / 252+ SpD Ursaluna: 76-91 (32 - 38.3%) -- 97.2% chance to 3HKO

View Flutter Mane counters →

Ogerpon-Wellspring

GrassWater SOFT CHECK View matchup

28.362

-6.7

26.5% Standard error 8.28 points

DAMAGE CALC

252+ Atk Wellspring Mask Ogerpon-Wellspring Wood Hammer vs. 252 HP / 0 Def Ursaluna: 246-290 (103.7 - 122.3%) -- guaranteed OHKO

View Ogerpon-Wellspring counters →

Ranked #14 with 14.28% usage. Sorted by conservative score.