Is Rotom-Heat viable in Gen 4 OU?

Rotom-Heat is ranked #13 in Gen 4 OU with 16.60% usage according to Smogon May 2026 - Jul 2026 data.

What beats Rotom-Heat in Gen 4 OU?

Tyranitar has the strongest conservative score in this observed May 2026 - Jul 2026 sample. The target was knocked out or switched out in 75.5% of 44.497910954256795 relevant encounters. Standard error is 9.0 points. Sets and switch conditions can change the result.

How are Rotom-Heat matchup checks ranked in Gen 4 OU?

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

Rotom-Heat counters

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

#0479 Rotom-Heat

ElectricFire

USAGE 16.6% #13

BASE STATS

HP 50

ATK 65

DEF 107

SPA 105

SPD 107

SPE 86

BST520

TYPE MATCHUPS

4×

Ground

2×

WaterRock

½×

FireElectricGrassIceFlyingBugFairy

¼×

Steel

Moves

Thunderbolt 97.4% Shadow Ball 75.2% Trick 67.7% Thunder Wave 35.1% Overheat 28.3% Will-O-Wisp 27.2% Pain Split 18.6% Hidden Power Ice 16.9%

Items

Choice Scarf 68.1% Leftovers 30.1% Colbur Berry 1.4% Life Orb 0.1% Chesto Berry 0.1% Magnet 0.1% Choice Specs 0.0% Custap Berry 0.0%

Common Teammates

Browse Gen 4 OU teams using Rotom-Heat →

Explore Rotom-Heat + Tyranitar teams 39 score Explore Rotom-Heat + Clefable teams 29 score Explore Rotom-Heat + Jirachi teams 4 score

Leading observed checks

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

Team core to explore

Rotom-Heat + Scizor 47.9% 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

Tyranitar

RockDark OFFENSIVE CHECK View matchup

44.498

39.4

75.5% Standard error 9.03 points

DAMAGE CALCSand

252+ Atk Choice Band Tyranitar Crunch vs. 252 HP / 0 Def Rotom-Heat: 416-492 (136.8 - 161.8%) -- guaranteed OHKO

View Tyranitar counters → Teams with Tyranitar →

Clefable

Fairy DEFENSIVE CHECK View matchup

48.372

29.3

67.2% Standard error 9.48 points

DAMAGE CALC

252+ SpA Rotom-Heat Thunderbolt vs. 252 HP / 252+ SpD Clefable: 114-135 (28.9 - 34.2%) -- 99.6% chance to 4HKO after Leftovers recovery

View Clefable counters → Teams with Clefable →

Jirachi

SteelPsychic SOFT CHECK View matchup

21.167

4.0

47.4% Standard error 10.85 points

DAMAGE CALC

252+ Atk Jirachi Fire Punch vs. 252 HP / 0 Def Rotom-Heat: 71-84 (23.3 - 27.6%) -- 75% chance to 4HKO

View Jirachi counters → Teams with Jirachi →

Ranked #13 with 16.60% usage. Sorted by conservative score.