Is Deoxys-Attack viable in Gen 9 National Dex Ubers?

Deoxys-Attack is ranked #24 in Gen 9 National Dex Ubers with 6.23% usage according to Smogon Jul 2026 - Sep 2026 data.

What beats Deoxys-Attack in Gen 9 National Dex Ubers?

Marshadow has the strongest conservative score in this observed Jul 2026 - Sep 2026 sample. The target was knocked out or switched out in 74.0% of 68.45286342749222 relevant encounters. Standard error is 5.3 points. Sets and switch conditions can change the result.

How are Deoxys-Attack matchup checks ranked in Gen 9 National Dex Ubers?

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

Deoxys-Attack counters

Gen 9 National Dex Ubers · Smogon source period Jul 2026 - Sep 2026

#0386 Deoxys-Attack

Psychic

USAGE 6.2% #24

ABILITYPressure

BASE STATS

HP 50

ATK 180

DEF 20

SPA 180

SPD 20

SPE 150

BST600

TYPE MATCHUPS

2×

BugGhostDark

½×

FightingPsychic

Moves

Psycho Boost 79.2% Low Kick 63.0% Shadow Ball 56.4% Rock Slide 54.2% Extreme Speed 26.6% Ice Beam 24.0% Expanding Force 13.1% Superpower 12.9%

Items

Life Orb 61.4% Focus Sash 30.7% Power Herb 5.0% Choice Specs 1.9% Eject Pack 0.2% Fightinium Z 0.2% Choice Scarf 0.2% Psychium Z 0.2%

Abilities

Pressure100.0%

Tera Types

Ghost 50.5% Normal 20.6% Psychic 18.8% Dark 3.1% Stellar 2.3% Rock 1.9% Fighting 0.9%

Common Teammates

Browse Gen 9 National Dex Ubers teams using Deoxys-Attack →

Explore Deoxys-Attack + Marshadow teams 53 score Explore Deoxys-Attack + Yveltal teams 42 score Explore Deoxys-Attack + Necrozma-Dusk-Mane teams 34 score Explore Deoxys-Attack + Zacian-Crowned teams 25 score Explore Deoxys-Attack + Zygarde teams 19 score Explore Deoxys-Attack + Arceus teams 17 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

Deoxys-Attack + Groudon-Primal 69.8% 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

Marshadow

FightingGhost OFFENSIVE CHECK View matchup

68.453

52.8

74.0% Standard error 5.30 points

DAMAGE CALC

252+ Atk Marshadow Poltergeist vs. 252 HP / 0 Def Deoxys-Attack: 1188-1400 (390.7 - 460.5%) -- guaranteed OHKO

View Marshadow counters → Teams with Marshadow →

Yveltal

DarkFlying OFFENSIVE CHECK View matchup

165.301

41.6

57.0% Standard error 3.85 points

DAMAGE CALC

0- Atk Life Orb Dark Aura Yveltal Foul Play vs. 252 HP / 0 Def Deoxys-Attack: 1646-1937 (541.4 - 637.1%) -- guaranteed OHKO

View Yveltal counters → Teams with Yveltal →

Necrozma-Dusk-Mane

PsychicSteel OFFENSIVE CHECK View matchup

64.977

33.6

58.1% Standard error 6.12 points

DAMAGE CALC

0- Atk Necrozma-Dusk-Mane Sunsteel Strike vs. 252 HP / 0 Def Deoxys-Attack: 445-525 (146.3 - 172.6%) -- guaranteed OHKO

View Necrozma-Dusk-Mane counters → Teams with Necrozma-Dusk-Mane →

Zacian-Crowned

FairySteel SOFT CHECK View matchup

150.642

25.5

41.5% Standard error 4.01 points

DAMAGE CALC

+1 252+ Atk Zacian-Crowned Play Rough vs. 252 HP / 0 Def Deoxys-Attack: 834-982 (274.3 - 323%) -- guaranteed OHKO

View Zacian-Crowned counters → Teams with Zacian-Crowned →

Zygarde

DragonGround SOFT CHECK View matchup

83.618

19.1

40.6% Standard error 5.37 points

DAMAGE CALC

252+ Atk Zygarde Thousand Arrows vs. 252 HP / 0 Def Deoxys-Attack: 417-492 (137.1 - 161.8%) -- guaranteed OHKO

View Zygarde counters → Teams with Zygarde →

Arceus

Normal DEFENSIVE CHECK View matchup

26.288

17.4

56.1% Standard error 9.68 points

DAMAGE CALC

0- Atk Life Orb Deoxys-Attack Low Kick (120 BP) vs. 252 HP / 0 Def Arceus: 291-343 (65.5 - 77.2%) -- guaranteed 2HKO

View Arceus counters → Teams with Arceus →

Groudon-Primal

GroundFire SOFT CHECK View matchup

135.658

14.1

29.9% Standard error 3.93 points

DAMAGE CALCHarsh Sunshine

252+ Atk Groudon-Primal Heat Crash (120 BP) vs. 252 HP / 0 Def Deoxys-Attack in Harsh Sunshine: 1281-1507 (421.3 - 495.7%) -- guaranteed OHKO

View Groudon-Primal counters → Teams with Groudon-Primal →

Ho-Oh

FireFlying SOFT CHECK View matchup

162.299

12.4

26.2% Standard error 3.45 points

DAMAGE CALC

252+ Atk Ho-Oh Brave Bird vs. 252 HP / 0 Def Deoxys-Attack: 667-786 (219.4 - 258.5%) -- guaranteed OHKO

View Ho-Oh counters → Teams with Ho-Oh →

Arceus-Ground

Ground SOFT CHECK View matchup

24.669

-3.1

35.4% Standard error 9.63 points

DAMAGE CALC

0- Atk Earth Plate Arceus-Ground Earthquake vs. 252 HP / 0 Def Deoxys-Attack: 420-495 (138.1 - 162.8%) -- guaranteed OHKO

View Arceus-Ground counters → Teams with Arceus-Ground →

Kyogre-Primal

Water SOFT CHECK View matchup

20.492

-4.4

38.6% Standard error 10.76 points

DAMAGE CALCHeavy Rain

252+ SpA Kyogre-Primal Water Spout (150 BP) vs. 252 HP / 252+ SpD Deoxys-Attack in Heavy Rain: 799-942 (262.8 - 309.8%) -- guaranteed OHKO

View Kyogre-Primal counters →

Eternatus

PoisonDragon SOFT CHECK View matchup

35.617

-10.2

8.0% Standard error 4.53 points

DAMAGE CALC

252+ SpA Eternatus Draco Meteor vs. 252 HP / 252+ SpD Deoxys-Attack: 391-462 (128.6 - 151.9%) -- guaranteed OHKO

View Eternatus counters → Teams with Eternatus →

Ranked #24 with 6.23% usage. Sorted by conservative score.