Is Gyarados viable in Gen 4 OU?

Gyarados is ranked #4 in Gen 4 OU with 30.74% usage according to Smogon Apr 2026 - Jun 2026 data.

What beats Gyarados in Gen 4 OU?

The best counter for Gyarados in Gen 4 OU is Latias with a 55.6% win rate when they meet. Based on Smogon's Apr 2026 - Jun 2026 usage data, the top Pokémon that beat Gyarados include Latias, Jirachi, Flygon, Gyarados, Tyranitar.

What is the best counter for Gyarados in Gen 4 OU?

Latias is the best counter for Gyarados in Gen 4 OU, KOing or forcing it out in 55.6% of their encounters.

Gyarados counters

Gen 4 OU · Sorted by reliability score · Smogon · Apr 2026 - Jun 2026

#0130 Gyarados

WaterFlying

USAGE 30.7% #4

BASE STATS

HP 95

ATK 125

DEF 79

SPA 60

SPD 100

SPE 81

BST540

TYPE MATCHUPS

4×

Electric

2×

Rock

½×

FireWaterFightingBugSteel

0×

Ground

Moves

Waterfall 99.9% Dragon Dance 72.9% Earthquake 44.5% Ice Fang 28.8% Outrage 28.7% Substitute 22.6% Taunt 20.3% Stone Edge 15.8%

Items

Leftovers 44.3% Lum Berry 25.2% Choice Band 17.2% Wacan Berry 10.8% Choice Scarf 1.3% Life Orb 0.6% Liechi Berry 0.3% Mystic Water 0.1%

Common Teammates

Browse Gen 4 OU teams using Gyarados →

Teams using Latias 56% Teams using Jirachi 56% Teams using Flygon 48% Teams using Gyarados 46% Teams using Tyranitar 23% Teams using Heatran 11%

Checks & Counters

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

# Checker Encounters Reliability KO Rate

Latias

DragonPsychic DEFENSIVE COUNTER

87.182

55.6% dies 9.17%

DAMAGE CALC

252+ Atk Gyarados Outrage vs. 252 HP / 252+ Def Latias: 216-256 (59.3 - 70.3%) -- guaranteed 2HKO

View Latias counters → Teams with Latias →

Jirachi

SteelPsychic DEFENSIVE COUNTER

53.61

55.5% dies 9.57%

DAMAGE CALC

252+ Atk Gyarados Earthquake vs. 252 HP / 252+ Def Jirachi: 170-200 (42 - 49.5%) -- guaranteed 3HKO after Leftovers recovery

View Jirachi counters → Teams with Jirachi →

Flygon

GroundDragon SOFT CHECK

23.877

48.5% dies 10.23%

DAMAGE CALC

252+ Atk Flygon Thunder Punch vs. 252 HP / 0 Def Gyarados: 364-432 (92.3 - 109.6%) -- 56.3% chance to OHKO

View Flygon counters → Teams with Flygon →

Gyarados

WaterFlying SOFT CHECK

51.631

46.5% dies 9.81%

DAMAGE CALC

252+ Atk Gyarados Stone Edge vs. 252 HP / 0 Def Gyarados: 282-334 (71.5 - 84.7%) -- guaranteed 2HKO after Leftovers recovery

View Gyarados counters → Teams with Gyarados →

Tyranitar

RockDark SOFT CHECK

50.464

23.1% dies 8.38%

DAMAGE CALCSand

252+ Atk Choice Band Tyranitar Stone Edge vs. 252 HP / 0 Def Gyarados: 668-788 (169.5 - 200%) -- guaranteed OHKO

View Tyranitar counters → Teams with Tyranitar →

Heatran

FireSteel SOFT CHECK

22.99

11.2% dies 6.58%

DAMAGE CALC

252+ Atk Heatran Explosion vs. 252 HP / 0 Def Gyarados: 564-664 (143.1 - 168.5%) -- guaranteed OHKO

View Heatran counters → Teams with Heatran →

Ranked #4 with 30.74% usage. Sorted by reliability score.