Is Deoxys-Attack viable in Gen 9 Ubers?

Deoxys-Attack is ranked #21 in Gen 9 Ubers with 7.01% usage according to Smogon May 2026 - Jul 2026 data.

What beats Deoxys-Attack in Gen 9 Ubers?

Giratina-Origin has the strongest conservative score in this observed May 2026 - Jul 2026 sample. The target was knocked out or switched out in 75.2% of 91.23279205717941 relevant encounters. Standard error is 7.8 points. Sets and switch conditions can change the result.

How are Deoxys-Attack matchup checks ranked in Gen 9 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 Ubers · Sorted by p − 4 standard errors · Smogon source period May 2026 - Jul 2026 · Generated 2026-08-05

#0386 Deoxys-Attack

Psychic

USAGE 7.0% #21

BASE STATS

HP 50

ATK 180

DEF 20

SPA 180

SPD 20

SPE 150

BST600

TYPE MATCHUPS

2×

BugGhostDark

½×

FightingPsychic

Moves

Psycho Boost 94.8% Shadow Ball 53.2% Low Kick 38.6% Extreme Speed 32.5% Superpower 32.5% Nasty Plot 30.2% Rock Slide 26.5% Knock Off 20.7%

Items

Focus Sash 61.7% Life Orb 34.7% Choice Scarf 1.0% Heavy-Duty Boots 0.8% Choice Specs 0.7% Eject Pack 0.3% Expert Belt 0.3% Power Herb 0.2%

Tera Types

Ghost 62.0% Psychic 29.5% Stellar 2.5% Normal 1.7% Fighting 1.0% Fire 1.0% Dark 0.9% Fairy 0.7%

Common Teammates

Necrozma-Dusk-Mane31.3%

Arceus-Water26.4%

Landorus-Therian23.9%

Arceus18.4%

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 + Koraidon 80.4% 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

Giratina-Origin

GhostDragon DEFENSIVE CHECK View matchup

91.233

44.1

75.2% Standard error 7.77 points

DAMAGE CALC

252+ SpA Deoxys-Attack Psycho Boost vs. 252 HP / 252+ SpD Giratina-Origin: 231-273 (45.8 - 54.1%) -- 50% chance to 2HKO

View Giratina-Origin counters →

Necrozma-Dusk-Mane

PsychicSteel OFFENSIVE CHECK View matchup

224.473

37.3

59.9% Standard error 5.63 points

DAMAGE CALC

0- Atk Necrozma-Dusk-Mane Knock Off (97.5 BP) vs. 252 HP / 0 Def Deoxys-Attack: 576-678 (189.4 - 223%) -- guaranteed OHKO

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

Zacian-Crowned

FairySteel OFFENSIVE CHECK View matchup

234.254

35.2

57.5% Standard error 5.57 points

DAMAGE CALC

+1 252+ Atk Zacian-Crowned Crunch vs. 252 HP / 0 Def Deoxys-Attack: 988-1164 (325 - 382.8%) -- guaranteed OHKO

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

Arceus

Normal DEFENSIVE CHECK View matchup

203.963

31.8

55.8% Standard error 5.99 points

DAMAGE CALC

0- Atk Deoxys-Attack Low Kick (120 BP) vs. 252 HP / 0 Def Arceus: 224-264 (50.4 - 59.4%) -- guaranteed 2HKO

View Arceus counters → Teams with Arceus →

Ho-Oh

FireFlying SOFT CHECK View matchup

403.942

26.0

43.0% Standard error 4.26 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 →

Calyrex-Ice

PsychicIce DEFENSIVE CHECK View matchup

116.13

26.0

57.6% Standard error 7.90 points

DAMAGE CALC

0- Atk Deoxys-Attack Knock Off (97.5 BP) vs. 252 HP / 0 Def Calyrex-Ice: 148-176 (36.6 - 43.5%) -- guaranteed 3HKO

View Calyrex-Ice counters →

Kyogre

Water SOFT CHECK View matchup

262.162

24.6

45.8% Standard error 5.30 points

DAMAGE CALCRain

252+ SpA Choice Specs Kyogre Water Spout (150 BP) vs. 252 HP / 252+ SpD Deoxys-Attack in Rain: 1044-1228 (343.4 - 403.9%) -- guaranteed OHKO

View Kyogre counters → Teams with Kyogre →

Arceus-Ground

Ground DEFENSIVE CHECK View matchup

65.656

23.9

57.5% Standard error 8.41 points

DAMAGE CALC

252+ SpA Deoxys-Attack Psycho Boost vs. 252 HP / 252+ SpD Arceus-Ground: 204-241 (45.9 - 54.2%) -- 54.3% chance to 2HKO

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

Lunala

PsychicGhost SOFT CHECK View matchup

200.613

23.2

47.2% Standard error 6.01 points

DAMAGE CALC

252+ SpA Lunala Moongeist Beam vs. 252 HP / 252+ SpD Deoxys-Attack: 578-684 (190.1 - 225%) -- guaranteed OHKO

View Lunala counters → Teams with Lunala →

Ting-Lu

DarkGround SOFT CHECK View matchup

33.032

18.6

53.3% Standard error 8.68 points

DAMAGE CALC

252+ Atk Ting-Lu Payback (100 BP) vs. 252 HP / 0 Def Deoxys-Attack: 986-1164 (324.3 - 382.8%) -- guaranteed OHKO

View Ting-Lu counters → Teams with Ting-Lu →

Arceus-Fairy

Fairy SOFT CHECK View matchup

120.421

17.6

48.6% Standard error 7.75 points

DAMAGE CALC

252+ SpA Pixie Plate Arceus-Fairy Judgment vs. 252 HP / 252+ SpD Deoxys-Attack: 315-372 (103.6 - 122.3%) -- guaranteed OHKO

View Arceus-Fairy counters → Teams with Arceus-Fairy →

Koraidon

FightingDragon SOFT CHECK View matchup

419.133

17.0

32.7% Standard error 3.94 points

DAMAGE CALCSun

252+ Atk Orichalcum Pulse Koraidon Flare Blitz vs. 252 HP / 0 Def Deoxys-Attack in Sun: 915-1077 (300.9 - 354.2%) -- guaranteed OHKO

View Koraidon counters → Teams with Koraidon →

Arceus-Water

Water SOFT CHECK View matchup

58.226

10.4

45.9% Standard error 8.87 points

DAMAGE CALC

252+ SpA Splash Plate Arceus-Water Judgment vs. 252 HP / 252+ SpD Deoxys-Attack: 315-372 (103.6 - 122.3%) -- guaranteed OHKO

View Arceus-Water counters → Teams with Arceus-Water →

Hatterene

PsychicFairy SOFT CHECK View matchup

85.603

2.2

38.5% Standard error 9.07 points

DAMAGE CALC

252+ SpA Hatterene Misty Explosion vs. 252 HP / 252+ SpD Deoxys-Attack: 288-340 (94.7 - 111.8%) -- 68.8% chance to OHKO

View Hatterene counters → Teams with Hatterene →

Kingambit

DarkSteel SOFT CHECK View matchup

28.741

-1.5

33.8% Standard error 8.82 points

DAMAGE CALC

252+ Atk Black Glasses Kingambit Kowtow Cleave vs. 252 HP / 0 Def Deoxys-Attack: 1166-1374 (383.5 - 451.9%) -- guaranteed OHKO

View Kingambit counters → Teams with Kingambit →

Eternatus

PoisonDragon SOFT CHECK View matchup

121.935

-4.2

21.6% Standard error 6.44 points

DAMAGE CALC

+1 252+ SpA Eternatus Meteor Beam vs. 252 HP / 252+ SpD Deoxys-Attack: 362-426 (119 - 140.1%) -- guaranteed OHKO

View Eternatus counters → Teams with Eternatus →

Gliscor

GroundFlying SOFT CHECK View matchup

93.562

-5.9

23.4% Standard error 7.32 points

DAMAGE CALC

252+ Atk Gliscor Knock Off (97.5 BP) vs. 252 HP / 0 Def Deoxys-Attack: 578-682 (190.1 - 224.3%) -- guaranteed OHKO

View Gliscor counters → Teams with Gliscor →

Ribombee

BugFairy SOFT CHECK View matchup

22.254

-6.0

34.2% Standard error 10.06 points

DAMAGE CALC

252+ SpA Ribombee Moonblast vs. 252 HP / 252+ SpD Deoxys-Attack: 213-252 (70 - 82.8%) -- guaranteed 2HKO

View Ribombee counters → Teams with Ribombee →

Landorus-Therian

GroundFlying SOFT CHECK View matchup

51.917

-13.2

8.4% Standard error 5.40 points

DAMAGE CALC

252+ Atk Landorus-Therian Crunch vs. 252 HP / 0 Def Deoxys-Attack: 644-758 (211.8 - 249.3%) -- guaranteed OHKO

View Landorus-Therian counters →

Blissey

Normal SOFT CHECK View matchup

48.671

-13.9

9.1% Standard error 5.77 points

DAMAGE CALC

0- SpA Blissey Shadow Ball vs. 252 HP / 252+ SpD Deoxys-Attack: 126-150 (41.4 - 49.3%) -- guaranteed 3HKO

View Blissey counters → Teams with Blissey →

Ranked #21 with 7.01% usage. Sorted by conservative score.