Is Charizard-Mega-Y viable in Gen 9 National Dex?

Charizard-Mega-Y is ranked #31 in Gen 9 National Dex with 6.65% usage according to Smogon May 2026 - Jul 2026 data.

What beats Charizard-Mega-Y in Gen 9 National Dex?

Latios-Mega has the strongest conservative score in this observed May 2026 - Jul 2026 sample. The target was knocked out or switched out in 83.4% of 123.38856306552617 relevant encounters. Standard error is 5.7 points. Sets and switch conditions can change the result.

How are Charizard-Mega-Y 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 Charizard-Mega-Y was knocked out or switched out. This is not a set-specific battle guarantee.

Charizard-Mega-Y counters

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

#0006 Charizard-Mega-Y

FireFlying

USAGE 6.7% #31

BASE STATS

HP 78

ATK 104

DEF 78

SPA 159

SPD 115

SPE 100

BST634

TYPE MATCHUPS

4×

Rock

2×

WaterElectric

½×

FireFightingSteelFairy

¼×

GrassBug

0×

Ground

Moves

Solar Beam 97.3% Weather Ball 87.7% Scorching Sands 69.9% Roost 50.5% Focus Blast 24.9% Overheat 23.2% Ancient Power 14.4% Fire Blast 9.7%

Items

Charizardite Y 100.0%

Common Teammates

Leading observed checks

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

Team core to explore

Charizard-Mega-Y + Raging Bolt 54.6% 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

Latios-Mega

DragonPsychic OFFENSIVE CHECK View matchup

123.389

60.8

83.4% Standard error 5.66 points

DAMAGE CALCSun

252+ SpA Latios-Mega Draco Meteor vs. 252 HP / 252+ SpD Charizard-Mega-Y: 178-211 (49.4 - 58.6%) -- 98.8% chance to 2HKO

View Latios-Mega counters →

Garchomp

DragonGround OFFENSIVE CHECK View matchup

158.907

56.7

78.9% Standard error 5.56 points

DAMAGE CALCSun

252+ Atk Garchomp Stone Edge vs. 252 HP / 0 Def Charizard-Mega-Y: 588-696 (163.3 - 193.3%) -- guaranteed OHKO

View Garchomp counters → Teams with Garchomp →

Blissey

Normal DEFENSIVE CHECK View matchup

78.226

54.4

79.2% Standard error 6.22 points

DAMAGE CALCSun

252+ SpA Charizard-Mega-Y Overheat vs. 252 HP / 252+ SpD Blissey in Sun: 237-280 (33.1 - 39.2%) -- 99.9% chance to 3HKO

View Blissey counters → Teams with Blissey →

Dragonite

DragonFlying OFFENSIVE CHECK View matchup

184.087

51.2

73.6% Standard error 5.59 points

DAMAGE CALCSun

252+ Atk Dragonite Outrage vs. 252 HP / 0 Def Charizard-Mega-Y: 271-319 (75.2 - 88.6%) -- guaranteed 2HKO

View Dragonite counters → Teams with Dragonite →

Raging Bolt

ElectricDragon OFFENSIVE CHECK View matchup

206.551

50.0

71.6% Standard error 5.39 points

DAMAGE CALCSun

252+ SpA Choice Specs Raging Bolt Thunderbolt vs. 252 HP / 252+ SpD Charizard-Mega-Y: 330-390 (91.6 - 108.3%) -- 50% chance to OHKO

View Raging Bolt counters → Teams with Raging Bolt →

Zamazenta

Fighting OFFENSIVE CHECK View matchup

200.636

47.5

69.7% Standard error 5.57 points

DAMAGE CALCSun

252+ Atk Zamazenta Stone Edge vs. 252 HP / 0 Def Charizard-Mega-Y: 556-656 (154.4 - 182.2%) -- guaranteed OHKO

View Zamazenta counters → Teams with Zamazenta →

Chansey

Normal DEFENSIVE CHECK View matchup

112.94

46.5

74.0% Standard error 6.87 points

DAMAGE CALCSun

252+ SpA Charizard-Mega-Y Overheat vs. 252 HP / 252+ SpD Eviolite Chansey in Sun: 190-225 (26.9 - 31.9%) -- guaranteed 4HKO

View Chansey counters → Teams with Chansey →

Diancie-Mega

RockFairy OFFENSIVE CHECK View matchup

101.302

46.0

74.5% Standard error 7.11 points

DAMAGE CALCSun

0- Atk Diancie-Mega Diamond Storm vs. 252 HP / 0 Def Charizard-Mega-Y: 720-852 (200 - 236.6%) -- guaranteed OHKO

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

Charizard-Mega-X

FireDragon OFFENSIVE CHECK View matchup

50.68

32.9

69.4% Standard error 9.12 points

DAMAGE CALCSun

252+ Atk Tough Claws Charizard-Mega-X Outrage vs. 252 HP / 0 Def Charizard-Mega-Y: 343-405 (95.2 - 112.5%) -- 75% chance to OHKO

View Charizard-Mega-X counters →

Ogerpon-Wellspring

GrassWater OFFENSIVE CHECK View matchup

139.659

28.8

56.7% Standard error 6.96 points

DAMAGE CALCSun

252+ Atk Wellspring Mask Ogerpon-Wellspring Ivy Cudgel vs. 252 HP / 0 Def Charizard-Mega-Y in Sun: 248-294 (68.8 - 81.6%) -- guaranteed 2HKO

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

Lopunny-Mega

NormalFighting OFFENSIVE CHECK View matchup

25.724

22.9

61.3% Standard error 9.60 points

DAMAGE CALCSun

252+ Atk Lopunny-Mega Return vs. 252 HP / 0 Def Charizard-Mega-Y: 234-276 (65 - 76.6%) -- guaranteed 2HKO

View Lopunny-Mega counters →

Iron Valiant

FairyFighting OFFENSIVE CHECK View matchup

62.935

22.8

57.9% Standard error 8.78 points

DAMAGE CALCSun

252+ Atk Iron Valiant Close Combat vs. 252 HP / 0 Def Charizard-Mega-Y: 132-156 (36.6 - 43.3%) -- guaranteed 3HKO

View Iron Valiant counters → Teams with Iron Valiant →

Toxapex

PoisonWater SOFT CHECK View matchup

296.06

21.3

40.8% Standard error 4.85 points

DAMAGE CALCSun

252+ SpA Toxapex Sludge Bomb vs. 252 HP / 252+ SpD Charizard-Mega-Y: 61-73 (16.9 - 20.2%) -- possible 5HKO

View Toxapex counters → Teams with Toxapex →

Clodsire

PoisonGround SOFT CHECK View matchup

74.038

20.6

53.0% Standard error 8.10 points

DAMAGE CALCSun

252+ Atk Clodsire Poison Jab vs. 252 HP / 0 Def Charizard-Mega-Y: 123-145 (34.1 - 40.2%) -- guaranteed 3HKO

View Clodsire counters → Teams with Clodsire →

Ting-Lu

DarkGround SOFT CHECK View matchup

136.414

20.4

49.7% Standard error 7.32 points

DAMAGE CALCSun

252+ Atk Ting-Lu Stone Edge vs. 252 HP / 0 Def Charizard-Mega-Y: 524-620 (145.5 - 172.2%) -- guaranteed OHKO

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

Tyranitar-Mega

RockDark SOFT CHECK View matchup

121.895

20.0

50.9% Standard error 7.71 points

DAMAGE CALCSand

252+ Atk Tyranitar-Mega Stone Edge vs. 252 HP / 0 Def Charizard-Mega-Y: 1048-1240 (291.1 - 344.4%) -- guaranteed OHKO

View Tyranitar-Mega counters →

Volcarona

BugFire SOFT CHECK View matchup

30.78

15.3

51.3% Standard error 9.01 points

DAMAGE CALCSun

252+ SpA Volcarona Flamethrower vs. 252 HP / 252+ SpD Charizard-Mega-Y in Sun: 81-96 (22.5 - 26.6%) -- 29.6% chance to 4HKO

View Volcarona counters → Teams with Volcarona →

Tyranitar

RockDark SOFT CHECK View matchup

60.393

10.2

45.6% Standard error 8.83 points

DAMAGE CALCSand

252+ Atk Choice Band Tyranitar Stone Edge vs. 252 HP / 0 Def Charizard-Mega-Y: 1356-1596 (376.6 - 443.3%) -- guaranteed OHKO

View Tyranitar counters → Teams with Tyranitar →

Charizard-Mega-Y

FireFlying SOFT CHECK View matchup

52.789

8.5

47.2% Standard error 9.68 points

DAMAGE CALCSun

252+ SpA Charizard-Mega-Y Ancient Power vs. 252 HP / 252+ SpD Charizard-Mega-Y: 220-260 (61.1 - 72.2%) -- guaranteed 2HKO

View Charizard-Mega-Y counters →

Alomomola

Water SOFT CHECK View matchup

631.004

8.2

18.8% Standard error 2.66 points

DAMAGE CALCSun

252+ Atk Alomomola Flip Turn vs. 252 HP / 0 Def Charizard-Mega-Y in Sun: 90-108 (25 - 30%) -- guaranteed 4HKO

View Alomomola counters → Teams with Alomomola →

Kyurem

DragonIce SOFT CHECK View matchup

126.792

7.7

35.4% Standard error 6.94 points

DAMAGE CALCSun

0- Atk Kyurem Icicle Spear (3 hits) vs. 252 HP / 0 Def Charizard-Mega-Y: 117-138 (32.5 - 38.3%) -- 99.8% chance to 3HKO

View Kyurem counters → Teams with Kyurem →

Kingambit

DarkSteel SOFT CHECK View matchup

145.985

6.4

32.9% Standard error 6.63 points

DAMAGE CALCSun

252+ Atk Black Glasses Kingambit Kowtow Cleave vs. 252 HP / 0 Def Charizard-Mega-Y: 231-273 (64.1 - 75.8%) -- guaranteed 2HKO

View Kingambit counters → Teams with Kingambit →

Terapagos

Normal SOFT CHECK View matchup

124.314

6.3

35.7% Standard error 7.33 points

DAMAGE CALCSun

252+ Atk Terapagos Rapid Spin vs. 252 HP / 0 Def Charizard-Mega-Y: 70-84 (19.4 - 23.3%) -- possible 5HKO

View Terapagos counters → Teams with Terapagos →

Gliscor

GroundFlying SOFT CHECK View matchup

312.717

5.7

21.8% Standard error 4.00 points

DAMAGE CALCSun

252+ Atk Gliscor Knock Off vs. 252 HP / 0 Def Charizard-Mega-Y: 78-92 (21.6 - 25.5%) -- 0.8% chance to 4HKO

View Gliscor counters → Teams with Gliscor →

Tornadus-Therian

Flying SOFT CHECK View matchup

139.077

5.6

32.5% Standard error 6.73 points

DAMAGE CALCSun

252+ SpA Tornadus-Therian Hurricane vs. 252 HP / 252+ SpD Charizard-Mega-Y: 115-136 (31.9 - 37.7%) -- 92.8% chance to 3HKO

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

Tapu Lele

PsychicFairy SOFT CHECK View matchup

111.065

5.6

37.0% Standard error 7.85 points

DAMAGE CALCPsychic Terrain

252+ SpA Tapu Lele Psyshock vs. 252 HP / 0 Def Charizard-Mega-Y in Psychic Terrain: 229-271 (63.6 - 75.2%) -- guaranteed 2HKO

View Tapu Lele counters → Teams with Tapu Lele →

Landorus-Therian

GroundFlying SOFT CHECK View matchup

282.019

5.0

21.5% Standard error 4.12 points

DAMAGE CALCSun

252+ Atk Landorus-Therian Stone Edge vs. 252 HP / 0 Def Charizard-Mega-Y: 636-752 (176.6 - 208.8%) -- guaranteed OHKO

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

Ursaluna

GroundNormal SOFT CHECK View matchup

37.363

4.0

35.2% Standard error 7.81 points

DAMAGE CALCSun

252+ Atk Ursaluna Body Slam vs. 252 HP / 0 Def Charizard-Mega-Y: 198-234 (55 - 65%) -- guaranteed 2HKO

View Ursaluna counters →

Great Tusk

GroundFighting SOFT CHECK View matchup

144.751

2.9

28.1% Standard error 6.31 points

DAMAGE CALCSun

252+ Atk Great Tusk Head Smash vs. 252 HP / 0 Def Charizard-Mega-Y: 888-1048 (246.6 - 291.1%) -- guaranteed OHKO

View Great Tusk counters → Teams with Great Tusk →

Moltres

FireFlying SOFT CHECK View matchup

88.989

1.5

35.7% Standard error 8.54 points

DAMAGE CALCSun

0- Atk Moltres Brave Bird vs. 252 HP / 0 Def Charizard-Mega-Y: 144-169 (40 - 46.9%) -- guaranteed 3HKO

View Moltres counters → Teams with Moltres →

Ranked #31 with 6.65% usage. Sorted by conservative score.