Is Serperior viable in Gen 6 OU?

Serperior is ranked #4 in Gen 6 OU with 22.74% usage according to Smogon Apr 2026 - Jun 2026 data.

What beats Serperior in Gen 6 OU?

The best counter for Serperior in Gen 6 OU is Talonflame with a 83.3% win rate when they meet. Based on Smogon's Apr 2026 - Jun 2026 usage data, the top Pokémon that beat Serperior include Talonflame, Heatran, Lopunny-Mega, Amoonguss, Ferrothorn.

What is the best counter for Serperior in Gen 6 OU?

Talonflame is the best counter for Serperior in Gen 6 OU, KOing or forcing it out in 83.3% of their encounters.

Serperior counters

Gen 6 OU · Sorted by reliability score · Smogon · Apr 2026 - Jun 2026

#0497 Serperior

Grass

USAGE 22.7% #4

ABILITYContrary

BASE STATS

HP 75

ATK 75

DEF 95

SPA 75

SPD 95

SPE 113

BST528

TYPE MATCHUPS

2×

FireIcePoisonFlyingBug

½×

WaterElectricGrassGround

Moves

Leaf Storm 98.7% Glare 89.0% Taunt 31.8% Hidden Power Ground 25.8% Synthesis 25.5% Dragon Pulse 24.6% Hidden Power Fire 24.1% Hidden Power Rock 22.5%

Items

Miracle Seed 23.1% Rocky Helmet 22.7% Leftovers 14.3% Lum Berry 11.3% Light Clay 10.8% Yache Berry 8.6% Chesto Berry 6.5% Coba Berry 1.2%

Abilities

Contrary99.9%Overgrow0.1%

Common Teammates

Excadrill50.0%

Bisharp32.4%

Tyranitar24.7%

Landorus-Therian22.9%

Charizard-Mega-X22.5%

Zapdos19.1%

Volcanion19.0%

Ferrothorn17.2%

Browse Gen 6 OU teams using Serperior →

Teams using Talonflame 83% Teams using Heatran 81% Teams using Ferrothorn 59% Teams using Tornadus-Therian 50%

Checks & Counters

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

# Checker Encounters Reliability KO Rate

Talonflame

FireFlying OFFENSIVE CHECK

29.174

83.3% dies 6.91%

DAMAGE CALC

252+ Atk Choice Band Gale Wings Talonflame Brave Bird vs. 252 HP / 0 Def Serperior: 492-578 (138.9 - 163.2%) -- guaranteed OHKO

View Talonflame counters → Teams with Talonflame →

Heatran

FireSteel OFFENSIVE CHECK

92.319

81.0% dies 6.66%

DAMAGE CALC

252+ SpA Heatran Magma Storm vs. 252 HP / 252+ SpD Serperior: 270-318 (76.2 - 89.8%) -- 12.5% chance to OHKO after trapping damage

View Heatran counters → Teams with Heatran →

Lopunny-Mega

NormalFighting OFFENSIVE CHECK

28.808

76.3% dies 7.92%

DAMAGE CALC

252+ Atk Lopunny-Mega High Jump Kick vs. 252 HP / 0 Def Serperior: 253-298 (71.4 - 84.1%) -- guaranteed 2HKO

View Lopunny-Mega counters → Teams with Lopunny-Mega →

Amoonguss

GrassPoison DEFENSIVE COUNTER

26.295

69.3% dies 8.99%

DAMAGE CALC

252+ SpA Serperior Hidden Power Fire vs. 252 HP / 252+ SpD Amoonguss: 84-100 (19.4 - 23.1%) -- possible 6HKO

View Amoonguss counters → Teams with Amoonguss →

Ferrothorn

GrassSteel DEFENSIVE COUNTER

26.72

58.7% dies 9.53%

DAMAGE CALC

252+ SpA Serperior Hidden Power Fire vs. 252 HP / 252+ SpD Ferrothorn: 132-156 (37.5 - 44.3%) -- guaranteed 3HKO after Leftovers recovery

View Ferrothorn counters → Teams with Ferrothorn →

Tornadus-Therian

Flying SOFT CHECK

87.671

50.3% dies 7.36%

DAMAGE CALC

0- SpA Tornadus-Therian Hurricane vs. 252 HP / 252+ SpD Serperior: 174-206 (49.1 - 58.1%) -- 98.4% chance to 2HKO

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

Serperior

Grass SOFT CHECK

49.095

50.0% dies 10.09%

DAMAGE CALC

252+ SpA Serperior Hidden Power Fire vs. 252 HP / 252+ SpD Serperior: 76-90 (21.4 - 25.4%) -- 0.2% chance to 4HKO

View Serperior counters → Teams with Serperior →

Thundurus

ElectricFlying SOFT CHECK

46.731

45.0% dies 9.55%

DAMAGE CALC

0- Atk Thundurus U-turn vs. 252 HP / 0 Def Serperior: 108-128 (30.5 - 36.1%) -- 47.7% chance to 3HKO

View Thundurus counters → Teams with Thundurus →

Clefable

Fairy SOFT CHECK

51.079

33.9% dies 9.32%

DAMAGE CALC

252+ SpA Clefable Flamethrower vs. 252 HP / 252+ SpD Serperior: 130-154 (36.7 - 43.5%) -- guaranteed 3HKO

View Clefable counters → Teams with Clefable →

Excadrill

GroundSteel SOFT CHECK

110.357

28.9% dies 7.14%

DAMAGE CALC

252+ Atk Mold Breaker Excadrill Iron Head vs. 252 HP / 0 Def Serperior: 154-183 (43.5 - 51.6%) -- 9.4% chance to 2HKO

View Excadrill counters → Teams with Excadrill →

Manaphy

Water SOFT CHECK

47.393

21.6% dies 8.41%

DAMAGE CALC

252+ SpA Manaphy Ice Beam vs. 252 HP / 252+ SpD Serperior: 136-160 (38.4 - 45.1%) -- guaranteed 3HKO

View Manaphy counters → Teams with Manaphy →

Keldeo

WaterFighting SOFT CHECK

72.077

12.9% dies 5.52%

DAMAGE CALC

252+ SpA Keldeo Focus Blast vs. 252 HP / 252+ SpD Serperior: 160-189 (45.1 - 53.3%) -- 33.2% chance to 2HKO

View Keldeo counters → Teams with Keldeo →

Landorus-Therian

GroundFlying SOFT CHECK

23.041

4.3% dies 4.24%

DAMAGE CALC

252+ Atk Landorus-Therian Explosion vs. 252 HP / 0 Def Serperior: 338-398 (95.4 - 112.4%) -- 75% chance to OHKO

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

Rotom-Wash

ElectricWater SOFT CHECK

50.035

1.7% dies 2.29%

DAMAGE CALC

252+ SpA Rotom-Wash Hidden Power Fire vs. 252 HP / 252+ SpD Serperior: 92-110 (25.9 - 31%) -- guaranteed 4HKO

View Rotom-Wash counters → Teams with Rotom-Wash →

Ranked #4 with 22.74% usage. Sorted by reliability score.