Is Mewtwo viable in Gen 9 Ubers?

Mewtwo is ranked #43 in Gen 9 Ubers with 1.68% usage according to Smogon Mar 2026 - May 2026 data.

What beats Mewtwo in Gen 9 Ubers?

The best counter for Mewtwo in Gen 9 Ubers is Lunala with a 73.8% win rate when they meet. Based on Smogon's Mar 2026 - May 2026 usage data, the top Pokémon that beat Mewtwo include Lunala, Zacian-Crowned, Necrozma-Dusk-Mane, Koraidon, Arceus.

What is the best counter for Mewtwo in Gen 9 Ubers?

Lunala is the best counter for Mewtwo in Gen 9 Ubers, KOing or forcing it out in 73.8% of their encounters.

Mewtwo counters

Gen 9 Ubers · Sorted by reliability score · Smogon · Mar 2026 - May 2026

#0150 Mewtwo

Psychic

USAGE 1.7% #43

ABILITYPressure

BASE STATS

HP 106

ATK 110

DEF 90

SPA 154

SPD 90

SPE 130

BST680

TYPE MATCHUPS

2×

BugGhostDark

½×

FightingPsychic

Moves

Psystrike 96.7% Nasty Plot 53.8% Fire Blast 41.5% Ice Beam 32.7% Shadow Ball 28.0% Thunderbolt 26.8% Aura Sphere 22.3% Taunt 18.3%

Items

Life Orb 29.2% Focus Sash 17.8% Leftovers 13.9% Heavy-Duty Boots 11.5% Choice Scarf 9.2% Choice Specs 7.6% Expert Belt 6.7% Mind Plate 0.8%

Abilities

Pressure69.9%Unnerve30.1%

Tera Types

Ghost 40.1% Fire 15.1% Dark 12.0% Psychic 10.8% Steel 9.2% Fighting 5.6% Fairy 4.6% Stellar 1.0%

Common Teammates

Necrozma-Dusk-Mane27.3%

Eternatus21.8%

Ho-Oh21.8%

Ribombee17.8%

Browse Gen 9 Ubers teams using Mewtwo →

Teams using Lunala 74% Teams using Zacian-Crowned 69% Teams using Necrozma-Dusk-Mane 51% Teams using Koraidon 48% Teams using Arceus 47% Teams using Kyogre 47%

Checks & Counters

Ranked by reliability — blends KO rate with how often each Pokémon is matched up.

# Checker Encounters Reliability KO Rate

Lunala

PsychicGhost OFFENSIVE CHECK

28.549

73.8% dies 8.23%

DAMAGE CALC

252+ SpA Lunala Moongeist Beam vs. 252 HP / 252+ SpD Mewtwo: 288-342 (69.2 - 82.2%) -- guaranteed 2HKO

View Lunala counters → Teams with Lunala →

Zacian-Crowned

FairySteel OFFENSIVE CHECK

54.92

68.7% dies 8.83%

DAMAGE CALC

+1 252+ Atk Zacian-Crowned Crunch vs. 252 HP / 0 Def Mewtwo: 350-412 (84.1 - 99%) -- guaranteed 2HKO

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

Necrozma-Dusk-Mane

PsychicSteel SOFT CHECK

55.639

51.3% dies 9.35%

DAMAGE CALC

0- Atk Necrozma-Dusk-Mane Knock Off (97.5 BP) vs. 252 HP / 0 Def Mewtwo: 204-240 (49 - 57.6%) -- 96.1% chance to 2HKO

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

Koraidon

FightingDragon SOFT CHECK

136.627

48.3% dies 7.24%

DAMAGE CALCSun

252+ Atk Orichalcum Pulse Koraidon Flare Blitz vs. 252 HP / 0 Def Mewtwo in Sun: 323-381 (77.6 - 91.5%) -- guaranteed 2HKO

View Koraidon counters → Teams with Koraidon →

Arceus

Normal SOFT CHECK

41.867

47.4% dies 10.56%

DAMAGE CALC

252+ Atk Silk Scarf Arceus Double-Edge vs. 252 HP / 0 Def Mewtwo: 267-315 (64.1 - 75.7%) -- guaranteed 2HKO

View Arceus counters → Teams with Arceus →

Kyogre

Water SOFT CHECK

92.205

46.6% dies 8.84%

DAMAGE CALCRain

252+ SpA Choice Specs Kyogre Water Spout (150 BP) vs. 252 HP / 252+ SpD Mewtwo in Rain: 519-612 (124.7 - 147.1%) -- guaranteed OHKO

View Kyogre counters → Teams with Kyogre →

Ho-Oh

FireFlying SOFT CHECK

92.052

29.8% dies 6.73%

DAMAGE CALC

252+ Atk Ho-Oh Brave Bird vs. 252 HP / 0 Def Mewtwo: 235-277 (56.4 - 66.5%) -- guaranteed 2HKO

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

Eternatus

PoisonDragon SOFT CHECK

24.627

20.6% dies 8.15%

DAMAGE CALC

+1 252+ SpA Eternatus Meteor Beam vs. 252 HP / 252+ SpD Mewtwo: 180-212 (43.2 - 50.9%) -- 3.9% chance to 2HKO

View Eternatus counters → Teams with Eternatus →

Ranked #43 with 1.68% usage. Sorted by reliability score.