Is Latios-Mega viable in Gen 9 National Dex?

Latios-Mega is ranked #45 in Gen 9 National Dex with 4.08% usage according to Smogon May 2026 - Jul 2026 data.

What beats Latios-Mega in Gen 9 National Dex?

Diancie-Mega has the strongest conservative score in this observed May 2026 - Jul 2026 sample. The target was knocked out or switched out in 83.7% of 25.38036873635594 relevant encounters. Standard error is 7.3 points. Sets and switch conditions can change the result.

How are Latios-Mega matchup checks ranked in Gen 9 National Dex?

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

Latios-Mega counters

Gen 9 National Dex · Sorted by p − 4 standard errors · Smogon source period May 2026 - Jul 2026 · Generated 2026-08-05

#0381 Latios-Mega

DragonPsychic

USAGE 4.1% #45

BASE STATS

HP 80

ATK 130

DEF 100

SPA 160

SPD 120

SPE 110

BST700

TYPE MATCHUPS

2×

IceBugGhostDragonDarkFairy

½×

FireWaterElectricGrassFightingPsychic

Moves

Luster Purge 95.3% Mystical Fire 69.7% Recover 50.1% Draco Meteor 43.0% Roost 42.4% Aura Sphere 41.1% Ice Beam 36.3% Calm Mind 11.0%

Items

Latiosite 100.0%

Common Teammates

Urshifu-Rapid-Strike21.7%

Kingambit19.4%

Landorus-Therian18.5%

Ferrothorn18.4%

Leading observed checks

Open a matchup for a separate set-based damage estimate, or browse uploaded teams with both Pokémon.

Team core to explore

Latios-Mega + Zamazenta 37.1% 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

Diancie-Mega

RockFairy OFFENSIVE CHECK View matchup

25.38

54.3

83.7% Standard error 7.33 points

DAMAGE CALC

252+ SpA Diancie-Mega Moonblast vs. 252 HP / 252+ SpD Latios-Mega: 254-300 (69.7 - 82.4%) -- guaranteed 2HKO

View Diancie-Mega counters → Teams with Diancie-Mega →

Kingambit

DarkSteel DEFENSIVE CHECK View matchup

148.24

52.1

75.9% Standard error 5.93 points

DAMAGE CALC

252+ SpA Latios-Mega Aura Sphere vs. 252 HP / 252+ SpD Kingambit: 360-424 (89.1 - 104.9%) -- 31.3% chance to OHKO

View Kingambit counters → Teams with Kingambit →

Iron Valiant

FairyFighting OFFENSIVE CHECK View matchup

31.281

44.0

75.0% Standard error 7.74 points

DAMAGE CALC

252+ Atk Iron Valiant Spirit Break vs. 252 HP / 0 Def Latios-Mega: 270-320 (74.1 - 87.9%) -- guaranteed 2HKO

View Iron Valiant counters → Teams with Iron Valiant →

Blissey

Normal DEFENSIVE CHECK View matchup

30.183

43.8

75.2% Standard error 7.86 points

DAMAGE CALC

252+ SpA Latios-Mega Draco Meteor vs. 252 HP / 252+ SpD Blissey: 160-189 (22.4 - 26.4%) -- 15.7% chance to 4HKO

View Blissey counters → Teams with Blissey →

Chansey

Normal DEFENSIVE CHECK View matchup

52.82

38.1

64.4% Standard error 6.59 points

DAMAGE CALC

252+ SpA Latios-Mega Draco Meteor vs. 252 HP / 252+ SpD Eviolite Chansey: 127-150 (18 - 21.3%) -- possible 5HKO

View Chansey counters → Teams with Chansey →

Tapu Lele

PsychicFairy OFFENSIVE CHECK View matchup

75.752

36.5

67.0% Standard error 7.62 points

DAMAGE CALCPsychic Terrain

252+ SpA Tapu Lele Moonblast vs. 252 HP / 252+ SpD Latios-Mega: 218-258 (59.8 - 70.8%) -- guaranteed 2HKO

View Tapu Lele counters → Teams with Tapu Lele →

Zamazenta

Fighting OFFENSIVE CHECK View matchup

129.904

26.6

55.8% Standard error 7.31 points

DAMAGE CALC

252+ Atk Zamazenta Crunch vs. 252 HP / 0 Def Latios-Mega: 180-214 (49.4 - 58.7%) -- 99.6% chance to 2HKO

View Zamazenta counters → Teams with Zamazenta →

Hatterene

PsychicFairy OFFENSIVE CHECK View matchup

20.127

24.3

66.4% Standard error 10.53 points

DAMAGE CALC

252+ SpA Hatterene Draining Kiss vs. 252 HP / 252+ SpD Latios-Mega: 120-144 (32.9 - 39.5%) -- 99.8% chance to 3HKO

View Hatterene counters → Teams with Hatterene →

Gholdengo

SteelGhost SOFT CHECK View matchup

146.454

19.2

47.2% Standard error 6.98 points

DAMAGE CALC

252+ SpA Gholdengo Shadow Ball vs. 252 HP / 252+ SpD Latios-Mega: 186-222 (51 - 60.9%) -- guaranteed 2HKO

View Gholdengo counters → Teams with Gholdengo →

Melmetal

Steel SOFT CHECK View matchup

38.287

16.2

48.5% Standard error 8.08 points

DAMAGE CALC

252+ Atk Punching Glove Iron Fist Melmetal Double Iron Bash (2 hits) vs. 252 HP / 0 Def Latios-Mega: 306-360 (84 - 98.9%) -- guaranteed 2HKO

View Melmetal counters →

Ting-Lu

DarkGround SOFT CHECK View matchup

75.875

13.0

44.9% Standard error 7.96 points

DAMAGE CALC

252+ Atk Ting-Lu Payback (100 BP) vs. 252 HP / 0 Def Latios-Mega: 320-378 (87.9 - 103.8%) -- 25% chance to OHKO

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

Terapagos

Normal SOFT CHECK View matchup

55.05

12.9

50.8% Standard error 9.49 points

DAMAGE CALC

252+ Atk Terapagos Rapid Spin vs. 252 HP / 0 Def Latios-Mega: 58-69 (15.9 - 18.9%) -- possible 6HKO

View Terapagos counters → Teams with Terapagos →

Alomomola

Water SOFT CHECK View matchup

358.674

9.5

24.2% Standard error 3.67 points

DAMAGE CALC

252+ Atk Alomomola Play Rough vs. 252 HP / 0 Def Latios-Mega: 150-178 (41.2 - 48.9%) -- guaranteed 3HKO

View Alomomola counters → Teams with Alomomola →

Tyranitar-Mega

RockDark SOFT CHECK View matchup

31.083

4.9

40.1% Standard error 8.79 points

DAMAGE CALCSand

252+ Atk Tyranitar-Mega Knock Off vs. 252 HP / 0 Def Latios-Mega: 278-330 (76.3 - 90.6%) -- guaranteed 2HKO after sandstorm damage

View Tyranitar-Mega counters →

Kyurem

DragonIce SOFT CHECK View matchup

45.675

2.9

30.0% Standard error 6.78 points

DAMAGE CALC

252+ SpA Kyurem Ice Beam vs. 252 HP / 252+ SpD Latios-Mega: 206-246 (56.5 - 67.5%) -- guaranteed 2HKO

View Kyurem counters → Teams with Kyurem →

Heatran

FireSteel SOFT CHECK View matchup

70.663

2.6

33.5% Standard error 7.74 points

DAMAGE CALC

252+ SpA Heatran Eruption (150 BP) vs. 252 HP / 252+ SpD Latios-Mega: 85-101 (23.3 - 27.7%) -- 79.8% chance to 4HKO

View Heatran counters → Teams with Heatran →

Tornadus-Therian

Flying SOFT CHECK View matchup

49.111

2.5

28.2% Standard error 6.42 points

DAMAGE CALC

252+ SpA Tornadus-Therian Hurricane vs. 252 HP / 252+ SpD Latios-Mega: 111-132 (30.4 - 36.2%) -- 50.5% chance to 3HKO

View Tornadus-Therian counters → Teams with Tornadus-Therian →

Raging Bolt

ElectricDragon SOFT CHECK View matchup

41.548

0.4

28.3% Standard error 6.99 points

DAMAGE CALC

252+ SpA Choice Specs Raging Bolt Draco Meteor vs. 252 HP / 252+ SpD Latios-Mega: 462-546 (126.9 - 150%) -- guaranteed OHKO

View Raging Bolt counters → Teams with Raging Bolt →

Slowking-Galar

PoisonPsychic SOFT CHECK View matchup

84.302

-0.3

25.7% Standard error 6.50 points

DAMAGE CALC

252+ SpA Slowking-Galar Ice Beam vs. 252 HP / 252+ SpD Latios-Mega: 124-146 (34 - 40.1%) -- guaranteed 3HKO

View Slowking-Galar counters → Teams with Slowking-Galar →

Ogerpon-Wellspring

GrassWater SOFT CHECK View matchup

53.204

-0.4

22.5% Standard error 5.72 points

DAMAGE CALC

252+ Atk Wellspring Mask Ogerpon-Wellspring Play Rough vs. 252 HP / 0 Def Latios-Mega: 244-288 (67 - 79.1%) -- guaranteed 2HKO

View Ogerpon-Wellspring counters → Teams with Ogerpon-Wellspring →

Gliscor

GroundFlying SOFT CHECK View matchup

191.34

-1.0

17.4% Standard error 4.59 points

DAMAGE CALC

252+ Atk Gliscor Knock Off vs. 252 HP / 0 Def Latios-Mega: 126-150 (34.6 - 41.2%) -- guaranteed 3HKO

View Gliscor counters → Teams with Gliscor →

Great Tusk

GroundFighting SOFT CHECK View matchup

78.192

-2.1

25.0% Standard error 6.78 points

DAMAGE CALC

252+ Atk Great Tusk Ice Spinner vs. 252 HP / 0 Def Latios-Mega: 194-230 (53.2 - 63.1%) -- guaranteed 2HKO

View Great Tusk counters → Teams with Great Tusk →

Landorus-Therian

GroundFlying SOFT CHECK View matchup

145.861

-4.9

8.5% Standard error 3.35 points

DAMAGE CALC

252+ Atk Landorus-Therian Explosion vs. 252 HP / 0 Def Latios-Mega: 323-381 (88.7 - 104.6%) -- 31.3% chance to OHKO

View Landorus-Therian counters → Teams with Landorus-Therian →

Corviknight

FlyingSteel SOFT CHECK View matchup

60.121

-5.3

10.7% Standard error 3.98 points

DAMAGE CALC

252+ Atk Corviknight Brave Bird vs. 252 HP / 0 Def Latios-Mega: 165-195 (45.3 - 53.5%) -- 37.1% chance to 2HKO

View Corviknight counters → Teams with Corviknight →

Scizor-Mega

BugSteel SOFT CHECK View matchup

54.193

-5.5

29.0% Standard error 8.63 points

DAMAGE CALC

252+ Atk Scizor-Mega U-turn vs. 252 HP / 0 Def Latios-Mega: 282-332 (77.4 - 91.2%) -- guaranteed 2HKO

View Scizor-Mega counters →

Iron Treads

GroundSteel SOFT CHECK View matchup

97.497

-6.5

20.7% Standard error 6.79 points

DAMAGE CALC

252+ Atk Iron Treads Ice Spinner vs. 252 HP / 0 Def Latios-Mega: 174-206 (47.8 - 56.5%) -- 85.9% chance to 2HKO

View Iron Treads counters → Teams with Iron Treads →

Toxapex

PoisonWater SOFT CHECK View matchup

120.515

-6.8

13.5% Standard error 5.07 points

DAMAGE CALC

0- Atk Toxapex Knock Off vs. 252 HP / 0 Def Latios-Mega: 58-70 (15.9 - 19.2%) -- possible 6HKO

View Toxapex counters → Teams with Toxapex →

Zapdos

ElectricFlying SOFT CHECK View matchup

87.695

-8.0

7.2% Standard error 3.79 points

DAMAGE CALC

252+ SpA Zapdos Hurricane vs. 252 HP / 252+ SpD Latios-Mega: 123-145 (33.7 - 39.8%) -- guaranteed 3HKO

View Zapdos counters → Teams with Zapdos →

Charizard-Mega-Y

FireFlying SOFT CHECK View matchup

123.389

-8.6

9.6% Standard error 4.56 points

DAMAGE CALCSun

252+ SpA Charizard-Mega-Y Overheat vs. 252 HP / 252+ SpD Latios-Mega in Sun: 129-153 (35.4 - 42%) -- guaranteed 3HKO

View Charizard-Mega-Y counters →

Garchomp

DragonGround SOFT CHECK View matchup

53.306

-9.6

21.4% Standard error 7.75 points

DAMAGE CALC

252+ Atk Garchomp Outrage vs. 252 HP / 0 Def Latios-Mega: 432-510 (118.6 - 140.1%) -- guaranteed OHKO

View Garchomp counters → Teams with Garchomp →

Ranked #45 with 4.08% usage. Sorted by conservative score.