Is Xerneas viable in Gen 6 Pure Hackmons?

Xerneas is ranked #9 in Gen 6 Pure Hackmons with 24.44% usage according to Smogon Jul 2026 - Sep 2026 data.

What beats Xerneas in Gen 6 Pure Hackmons?

Groudon-Primal has the strongest conservative score in this observed Jul 2026 - Sep 2026 sample. The target was knocked out or switched out in 59.6% of 55.330923255426654 relevant encounters. Standard error is 6.6 points. Sets and switch conditions can change the result.

How are Xerneas matchup checks ranked in Gen 6 Pure Hackmons?

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

Xerneas counters

Gen 6 Pure Hackmons · Smogon source period Jul 2026 - Sep 2026

#0716 Xerneas

Fairy

USAGE 24.4% #9

ABILITYWonder Guard

BASE STATS

HP 126

ATK 131

DEF 95

SPA 131

SPD 98

SPE 99

BST680

TYPE MATCHUPS

2×

PoisonSteel

½×

FightingBugDark

0×

Dragon

Moves

Moonblast 45.6% Baton Pass 42.4% Judgment 32.9% Substitute 32.6% Freeze-Dry 27.0% Stealth Rock 24.3% Shell Smash 21.8% Fiery Dance 18.8%

Items

Leftovers 42.3% Iron Plate 31.1% Pixie Plate 12.6% Shed Shell 3.7% Choice Scarf 3.5% Safety Goggles 3.3% Focus Sash 1.0% Mental Herb 0.9%

Abilities

Wonder Guard81.3%Pixilate11.1%Mold Breaker2.4%Shadow Tag2.1%Magic Bounce0.9%Huge Power0.7%Teravolt0.4%No Guard0.3%

Common Teammates

Leading observed checks

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

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

Groudon-Primal

GroundFire OFFENSIVE CHECK View matchup

55.331

33.2

59.6% Standard error 6.60 points

DAMAGE CALC

252+ Atk Mold Breaker Groudon-Primal V-create vs. 252 HP / 0 Def Xerneas: 432-508 (94.7 - 111.4%) -- 68.8% chance to OHKO

View Groudon-Primal counters →

Mewtwo-Mega-X

PsychicFighting SOFT CHECK View matchup

48.388

14.6

43.0% Standard error 7.12 points

Mewtwo-Mega-Y

Psychic OFFENSIVE CHECK View matchup

20.549

11.1

55.0% Standard error 10.97 points

DAMAGE CALC

252+ SpA Teravolt Mewtwo-Mega-Y Psystrike vs. 252 HP / 0 Def Xerneas: 255-300 (55.9 - 65.7%) -- guaranteed 2HKO after Leftovers recovery

View Mewtwo-Mega-Y counters →

Giratina

GhostDragon SOFT CHECK View matchup

40.893

1.2

29.8% Standard error 7.15 points

Slaking

Normal SOFT CHECK View matchup

21.991

-3.8

37.4% Standard error 10.32 points

Rayquaza-Mega

DragonFlying SOFT CHECK View matchup

24.507

-4.2

34.2% Standard error 9.58 points

DAMAGE CALC

252+ SpA Mold Breaker Rayquaza-Mega Oblivion Wing vs. 252 HP / 252+ SpD Xerneas: 135-159 (29.6 - 34.8%) -- guaranteed 4HKO after Leftovers recovery

View Rayquaza-Mega counters →

Ranked #9 with 24.44% usage. Sorted by conservative score.