Is Swampert viable in Gen 3 OU?

Swampert is ranked #3 in Gen 3 OU with 41.20% usage according to Smogon Feb 2026 - Apr 2026 data.

What beats Swampert in Gen 3 OU?

The best counter for Swampert in Gen 3 OU is Celebi with a 79.5% win rate when they meet. Based on Smogon's Feb 2026 - Apr 2026 usage data, the top Pokémon that beat Swampert include Celebi, Suicune, Gengar, Zapdos, Snorlax.

What is the best counter for Swampert in Gen 3 OU?

Celebi is the best counter for Swampert in Gen 3 OU, KOing or forcing it out in 79.5% of their encounters.

Swampert counters

Gen 3 OU · Sorted by reliability score · Smogon · Feb 2026 - Apr 2026

#0260 Swampert

WaterGround

USAGE 41.2% #3

BASE STATS

HP 100

ATK 110

DEF 90

SPA 85

SPD 90

SPE 60

BST535

TYPE MATCHUPS

4×

Grass

½×

FirePoisonRockSteel

0×

Electric

Moves

Ice Beam 50.8% Earthquake 50.6% Hydro Pump 46.9% Surf 44.3% Protect 39.3% Toxic 35.8% Substitute 25.2% Endeavor 23.1%

Items

Leftovers 76.8% Salac Berry 22.8% Choice Band 0.4% Lum Berry 0.0% Mystic Water 0.0% Chesto Berry 0.0% Shell Bell 0.0% nothing 0.0%

Common Teammates

Checks & Counters

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

# Checker Encounters Reliability KO Rate

Celebi

PsychicGrass DEFENSIVE COUNTER

124.296

79.5% dies 6.20%

DAMAGE CALC

252+ SpA Swampert Ice Beam vs. 252 HP / 252+ SpD Celebi: 124-146 (30.6 - 36.1%) -- guaranteed 4HKO after Leftovers recovery

View Celebi counters → Teams with Celebi →

Suicune

Water DEFENSIVE COUNTER

111.476

74.8% dies 7.03%

DAMAGE CALC

0- Atk Swampert Earthquake vs. 252 HP / 0 Def Suicune: 94-111 (23.2 - 27.4%) -- possible 5HKO

View Suicune counters → Teams with Suicune →

Gengar

GhostPoison OFFENSIVE CHECK

62.886

73.3% dies 7.80%

DAMAGE CALC

252+ SpA Gengar Hidden Power Grass vs. 252 HP / 252+ SpD Swampert: 261-308 (64.6 - 76.2%) -- guaranteed 2HKO after Leftovers recovery

View Gengar counters → Teams with Gengar →

Zapdos

ElectricFlying OFFENSIVE CHECK

150.782

55.9% dies 6.96%

DAMAGE CALC

252+ SpA Zapdos Hidden Power Grass vs. 252 HP / 252+ SpD Swampert: 255-300 (63.1 - 74.2%) -- guaranteed 2HKO after Leftovers recovery

View Zapdos counters → Teams with Zapdos →

Snorlax

Normal SOFT CHECK

44.42

54.7% dies 10.49%

DAMAGE CALC

0- Atk Snorlax Self-Destruct vs. 252 HP / 0 Def Swampert: 457-538 (113.1 - 133.1%) -- guaranteed OHKO

View Snorlax counters → Teams with Snorlax →

Starmie

WaterPsychic SOFT CHECK

100.844

51.8% dies 8.52%

DAMAGE CALC

0- SpA Starmie Hydro Pump vs. 252 HP / 252+ SpD Swampert: 90-106 (22.2 - 26.2%) -- possible 5HKO

View Starmie counters → Teams with Starmie →

Swampert

WaterGround SOFT CHECK

111.012

46.5% dies 8.05%

DAMAGE CALC

252+ SpA Swampert Hydro Pump vs. 252 HP / 252+ SpD Swampert: 125-148 (30.9 - 36.6%) -- guaranteed 4HKO after Leftovers recovery

View Swampert counters → Teams with Swampert →

Jirachi

SteelPsychic SOFT CHECK

93.131

46.1% dies 8.75%

DAMAGE CALC

0- SpA Jirachi Hidden Power Grass vs. 252 HP / 252+ SpD Swampert: 142-168 (35.1 - 41.5%) -- 78.8% chance to 3HKO after Leftovers recovery

View Jirachi counters → Teams with Jirachi →

Salamence

DragonFlying SOFT CHECK

128.702

41.6% dies 7.43%

DAMAGE CALC

0- SpA Salamence Hidden Power Grass vs. 252 HP / 252+ SpD Swampert: 156-184 (38.6 - 45.5%) -- guaranteed 3HKO after Leftovers recovery

View Salamence counters → Teams with Salamence →

Skarmory

SteelFlying SOFT CHECK

147.066

40.1% dies 6.95%

DAMAGE CALC

252+ Atk Skarmory Drill Peck vs. 252 HP / 0 Def Swampert: 114-135 (28.2 - 33.4%) -- 93.4% chance to 4HKO after Leftovers recovery

View Skarmory counters → Teams with Skarmory →

Jolteon

Electric SOFT CHECK

20.935

38.4% dies 10.63%

DAMAGE CALC

252+ SpA Jolteon Hidden Power Grass vs. 252 HP / 252+ SpD Swampert: 234-276 (57.9 - 68.3%) -- guaranteed 2HKO after Leftovers recovery

View Jolteon counters → Teams with Jolteon →

Aerodactyl

RockFlying SOFT CHECK

91.722

32.6% dies 8.40%

DAMAGE CALC

252+ Atk Choice Band Aerodactyl Double-Edge vs. 252 HP / 0 Def Swampert: 203-239 (50.2 - 59.1%) -- 78.5% chance to 2HKO after Leftovers recovery

View Aerodactyl counters → Teams with Aerodactyl →

Blissey

Normal SOFT CHECK

190.088

27.7% dies 5.56%

DAMAGE CALC

Blissey Seismic Toss vs. 252 HP Swampert: 100-100 (24.7 - 24.7%) -- guaranteed 6HKO after Leftovers recovery

View Blissey counters → Teams with Blissey →

Metagross

SteelPsychic SOFT CHECK

135.448

25.4% dies 6.45%

DAMAGE CALC

252+ Atk Metagross Explosion vs. 252 HP / 0 Def Swampert: 670-789 (165.8 - 195.2%) -- guaranteed OHKO

View Metagross counters → Teams with Metagross →

Claydol

GroundPsychic SOFT CHECK

20.835

22.8% dies 9.19%

DAMAGE CALC

252+ Atk Claydol Explosion vs. 252 HP / 0 Def Swampert: 434-511 (107.4 - 126.4%) -- guaranteed OHKO

View Claydol counters → Teams with Claydol →

Tyranitar

RockDark SOFT CHECK

300.832

18.0% dies 3.82%

DAMAGE CALCSand

252+ Atk Tyranitar Focus Punch vs. 252 HP / 0 Def Swampert: 201-237 (49.7 - 58.6%) -- 69.5% chance to 2HKO after Leftovers recovery

View Tyranitar counters → Teams with Tyranitar →

Ranked #3 with 41.20% usage. Sorted by reliability score.