Is Necrozma-Dusk-Mane viable in Gen 7 Ubers?

Necrozma-Dusk-Mane is ranked #1 in Gen 7 Ubers with 69.67% usage according to Smogon May 2026 - Jul 2026 data.

What beats Necrozma-Dusk-Mane in Gen 7 Ubers?

Groudon-Primal has the strongest conservative score in this observed May 2026 - Jul 2026 sample. The target was knocked out or switched out in 73.4% of 41.09930200871904 relevant encounters. Standard error is 6.9 points. Sets and switch conditions can change the result.

How are Necrozma-Dusk-Mane matchup checks ranked in Gen 7 Ubers?

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

Necrozma-Dusk-Mane counters

Gen 7 Ubers · Sorted by p − 4 standard errors · Smogon source period May 2026 - Jul 2026 · Generated 2026-08-05

#0800 Necrozma-Dusk-Mane

PsychicSteel

USAGE 69.7% #1

BASE STATS

HP 97

ATK 157

DEF 127

SPA 113

SPD 109

SPE 77

BST680

TYPE MATCHUPS

2×

FireGroundGhostDark

½×

NormalGrassIceFlyingRockDragonSteelFairy

¼×

Psychic

0×

Poison

Moves

Sunsteel Strike 87.3% Stealth Rock 65.4% Morning Sun 64.9% Earthquake 47.4% Swords Dance 32.3% Photon Geyser 24.0% Toxic 20.8% Knock Off 13.8%

Items

Solganium Z 65.0% Ultranecrozium Z 23.8% Leftovers 5.2% Weakness Policy 4.8% Shuca Berry 0.6% Rocky Helmet 0.5% Life Orb 0.1% Kasib Berry 0.0%

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

Groudon-Primal

GroundFire OFFENSIVE CHECK View matchup

41.099

45.9

73.4% Standard error 6.89 points

DAMAGE CALCHarsh Sunshine

252+ Atk Groudon-Primal Precipice Blades vs. 252 HP / 0 Def Prism Armor Necrozma-Dusk-Mane: 337-397 (84.6 - 99.7%) -- guaranteed 2HKO

View Groudon-Primal counters →

Yveltal

DarkFlying OFFENSIVE CHECK View matchup

30.825

26.5

61.6% Standard error 8.76 points

DAMAGE CALC

0- Atk Dark Aura Yveltal Foul Play vs. 252 HP / 0 Def Prism Armor Necrozma-Dusk-Mane: 220-261 (55.2 - 65.5%) -- guaranteed 2HKO

View Yveltal counters →

Ferrothorn

GrassSteel DEFENSIVE CHECK View matchup

25.786

26.3

64.1% Standard error 9.45 points

DAMAGE CALC

252+ Atk Necrozma-Dusk-Mane Earthquake vs. 252 HP / 252+ Def Ferrothorn: 83-98 (23.5 - 27.8%) -- possible 5HKO

View Ferrothorn counters →

Marshadow

FightingGhost OFFENSIVE CHECK View matchup

21.028

25.1

66.3% Standard error 10.31 points

DAMAGE CALC

252+ Atk Choice Band Marshadow Spectral Thief vs. 252 HP / 0 Def Prism Armor Necrozma-Dusk-Mane: 288-339 (72.3 - 85.1%) -- guaranteed 2HKO

View Marshadow counters →

Necrozma-Dusk-Mane

PsychicSteel SOFT CHECK View matchup

46.043

19.1

48.6% Standard error 7.37 points

DAMAGE CALC

252+ Atk Necrozma-Dusk-Mane Earthquake vs. 252 HP / 0 Def Prism Armor Necrozma-Dusk-Mane: 169-199 (42.4 - 50%) -- 0.4% chance to 2HKO

View Necrozma-Dusk-Mane counters →

Ho-Oh

FireFlying SOFT CHECK View matchup

23.784

4.0

44.8% Standard error 10.20 points

DAMAGE CALC

252+ Atk Ho-Oh Sacred Fire vs. 252 HP / 0 Def Prism Armor Necrozma-Dusk-Mane: 220-261 (55.2 - 65.5%) -- guaranteed 2HKO

View Ho-Oh counters →

Arceus-Fairy

Fairy SOFT CHECK View matchup

29.485

-10.0

18.7% Standard error 7.18 points

DAMAGE CALC

252+ SpA Arceus-Fairy Earth Power vs. 252 HP / 252+ SpD Prism Armor Necrozma-Dusk-Mane: 103-123 (25.8 - 30.9%) -- guaranteed 4HKO

View Arceus-Fairy counters →

Xerneas

Fairy SOFT CHECK View matchup

35.218

-10.1

10.9% Standard error 5.26 points

DAMAGE CALC

252+ SpA Xerneas Focus Blast vs. 252 HP / 252+ SpD Necrozma-Dusk-Mane: 98-116 (24.6 - 29.1%) -- 99.9% chance to 4HKO

View Xerneas counters →

Ranked #1 with 69.67% usage. Sorted by conservative score.