Is Tapu Koko viable in Gen 7 OU?

Tapu Koko is ranked #4 in Gen 7 OU with 22.28% usage according to Smogon Apr 2026 - Jun 2026 data.

What beats Tapu Koko in Gen 7 OU?

The best counter for Tapu Koko in Gen 7 OU is Tyranitar-Mega with a 82.1% win rate when they meet. Based on Smogon's Apr 2026 - Jun 2026 usage data, the top Pokémon that beat Tapu Koko include Tyranitar-Mega, Seismitoad, Alakazam-Mega, Excadrill, Chansey.

What is the best counter for Tapu Koko in Gen 7 OU?

Tyranitar-Mega is the best counter for Tapu Koko in Gen 7 OU, KOing or forcing it out in 82.1% of their encounters.

Tapu Koko counters

Gen 7 OU · Sorted by reliability score · Smogon · Apr 2026 - Jun 2026

#0785 Tapu Koko

ElectricFairy

USAGE 22.3% #4

BASE STATS

HP 70

ATK 115

DEF 85

SPA 95

SPD 75

SPE 130

BST570

TYPE MATCHUPS

2×

PoisonGround

½×

ElectricFightingFlyingBugDark

0×

Dragon

Moves

Thunderbolt 78.9% Volt Switch 76.2% Hidden Power Ice 75.1% Roost 58.3% Dazzling Gleam 28.9% U-turn 22.4% Taunt 13.8% Nature's Madness 9.9%

Items

Life Orb 45.0% Fairium Z 10.2% Choice Specs 9.9% Choice Scarf 9.5% Electrium Z 7.1% Light Clay 4.6% Shuca Berry 4.4% Zap Plate 3.3%

Common Teammates

Landorus-Therian68.4%

Browse Gen 7 OU teams using Tapu Koko →

Teams using Seismitoad 80% Teams using Excadrill 78% Teams using Chansey 78% Teams using Ferrothorn 77%

Checks & Counters

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

# Checker Encounters Reliability KO Rate

Tyranitar-Mega

RockDark DEFENSIVE COUNTER

26.788

82.1% dies 7.41%

DAMAGE CALCElectric Terrain

252+ SpA Life Orb Tapu Koko Dazzling Gleam vs. 252 HP / 252+ SpD Tyranitar-Mega: 195-229 (48.2 - 56.6%) -- 84.4% chance to 2HKO

View Tyranitar-Mega counters → Teams with Tyranitar-Mega →

Seismitoad

WaterGround OFFENSIVE CHECK

24.114

79.9% dies 8.16%

DAMAGE CALCElectric Terrain

0- Atk Seismitoad Earthquake vs. 252 HP / 0 Def Tapu Koko: 212-252 (61.6 - 73.2%) -- guaranteed 2HKO

View Seismitoad counters → Teams with Seismitoad →

Alakazam-Mega

Psychic OFFENSIVE CHECK

83.8

79.0% dies 6.28%

DAMAGE CALCElectric Terrain

252+ SpA Alakazam-Mega Psychic vs. 252 HP / 252+ SpD Tapu Koko: 175-207 (50.8 - 60.1%) -- guaranteed 2HKO

View Alakazam-Mega counters → Teams with Alakazam-Mega →

Excadrill

GroundSteel OFFENSIVE CHECK

226.62

78.4% dies 4.63%

DAMAGE CALCElectric Terrain

252+ Atk Excadrill Earthquake vs. 252 HP / 0 Def Tapu Koko: 422-500 (122.6 - 145.3%) -- guaranteed OHKO

View Excadrill counters → Teams with Excadrill →

Chansey

Normal DEFENSIVE COUNTER

113.51

78.0% dies 6.57%

DAMAGE CALCElectric Terrain

Tapu Koko Nature's Madness vs. 252 HP Chansey: 352-352 (50 - 50%) -- guaranteed 2HKO

View Chansey counters → Teams with Chansey →

Ferrothorn

GrassSteel DEFENSIVE COUNTER

222.188

76.6% dies 4.90%

DAMAGE CALCElectric Terrain

Tapu Koko Nature's Madness vs. 252 HP Ferrothorn: 176-176 (50 - 50%) -- guaranteed 3HKO after Leftovers recovery

View Ferrothorn counters → Teams with Ferrothorn →

Swampert-Mega

WaterGround OFFENSIVE CHECK

117.658

74.6% dies 6.87%

DAMAGE CALCElectric Terrain

252+ Atk Swampert-Mega Earthquake vs. 252 HP / 0 Def Tapu Koko: 458-540 (133.1 - 156.9%) -- guaranteed OHKO

View Swampert-Mega counters → Teams with Swampert-Mega →

Scizor-Mega

BugSteel OFFENSIVE CHECK

25.516

69.9% dies 9.08%

DAMAGE CALCElectric Terrain

252+ Atk Technician Scizor-Mega Bullet Punch vs. 252 HP / 0 Def Tapu Koko: 138-163 (40.1 - 47.3%) -- guaranteed 3HKO

View Scizor-Mega counters → Teams with Scizor-Mega →

Hippowdon

Ground DEFENSIVE COUNTER

27.036

68.4% dies 8.94%

DAMAGE CALCElectric Terrain

Tapu Koko Nature's Madness vs. 252 HP Hippowdon: 210-210 (50 - 50%) -- guaranteed 3HKO after Leftovers recovery

View Hippowdon counters → Teams with Hippowdon →

Gastrodon

WaterGround DEFENSIVE COUNTER

52.099

66.7% dies 8.59%

DAMAGE CALCElectric Terrain

Tapu Koko Nature's Madness vs. 252 HP Gastrodon: 213-213 (50 - 50%) -- guaranteed 3HKO after Leftovers recovery

View Gastrodon counters → Teams with Gastrodon →

Tapu Bulu

GrassFairy OFFENSIVE CHECK

67.177

65.5% dies 8.12%

DAMAGE CALCGrassy Terrain

252+ Atk Tapu Bulu Wood Hammer vs. 252 HP / 0 Def Tapu Koko in Grassy Terrain: 370-436 (107.5 - 126.7%) -- guaranteed OHKO

View Tapu Bulu counters → Teams with Tapu Bulu →

Serperior

Grass DEFENSIVE COUNTER

128.41

64.9% dies 7.17%

DAMAGE CALCElectric Terrain

Tapu Koko Nature's Madness vs. 252 HP Serperior: 177-177 (50 - 50%) -- guaranteed 3HKO after Leftovers recovery

View Serperior counters → Teams with Serperior →

Lopunny-Mega

NormalFighting OFFENSIVE CHECK

94.268

63.8% dies 8.49%

DAMAGE CALCElectric Terrain

252+ Atk Lopunny-Mega Frustration vs. 252 HP / 0 Def Tapu Koko: 217-256 (63 - 74.4%) -- guaranteed 2HKO

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

Reuniclus

Psychic OFFENSIVE CHECK

27.835

60.2% dies 9.28%

DAMAGE CALCElectric Terrain

252+ SpA Reuniclus Psyshock vs. 252 HP / 0 Def Tapu Koko: 160-189 (46.5 - 54.9%) -- 62.1% chance to 2HKO

View Reuniclus counters → Teams with Reuniclus →

Volcarona

BugFire OFFENSIVE CHECK

34.145

60.1% dies 8.38%

DAMAGE CALCElectric Terrain

252+ SpA Volcarona Fire Blast vs. 252 HP / 252+ SpD Tapu Koko: 177-208 (51.4 - 60.4%) -- guaranteed 2HKO

View Volcarona counters → Teams with Volcarona →

Heatran

FireSteel OFFENSIVE CHECK

152.829

58.6% dies 6.76%

DAMAGE CALCElectric Terrain

252+ SpA Heatran Earth Power vs. 252 HP / 252+ SpD Tapu Koko: 188-222 (54.6 - 64.5%) -- guaranteed 2HKO

View Heatran counters → Teams with Heatran →

Kyurem-Black

DragonIce OFFENSIVE CHECK

104.7

58.0% dies 8.04%

DAMAGE CALCElectric Terrain

252+ Atk Kyurem-Black Freeze Shock vs. 252 HP / 0 Def Tapu Koko: 352-415 (102.3 - 120.6%) -- guaranteed OHKO

View Kyurem-Black counters → Teams with Kyurem-Black →

Cresselia

Psychic DEFENSIVE COUNTER

86.742

57.1% dies 7.51%

DAMAGE CALCElectric Terrain

Tapu Koko Nature's Madness vs. 252 HP Cresselia: 222-222 (50 - 50%) -- guaranteed 3HKO after Leftovers recovery

View Cresselia counters → Teams with Cresselia →

Latias-Mega

DragonPsychic DEFENSIVE COUNTER

91.129

55.4% dies 8.38%

DAMAGE CALCElectric Terrain

252+ SpA Life Orb Tapu Koko Dazzling Gleam vs. 252 HP / 252+ SpD Latias-Mega: 164-195 (45 - 53.5%) -- 33.2% chance to 2HKO

View Latias-Mega counters → Teams with Latias-Mega →

Tapu Lele

PsychicFairy SOFT CHECK

189.181

50.3% dies 6.19%

DAMAGE CALCPsychic Terrain

252+ SpA Choice Specs Tapu Lele Psyshock vs. 252 HP / 0 Def Tapu Koko in Psychic Terrain: 370-436 (107.5 - 126.7%) -- guaranteed OHKO

View Tapu Lele counters → Teams with Tapu Lele →

Dragonite

DragonFlying SOFT CHECK

28.692

50.2% dies 9.33%

DAMAGE CALCElectric Terrain

252+ Atk Dragonite Earthquake vs. 252 HP / 0 Def Tapu Koko: 282-332 (81.9 - 96.5%) -- guaranteed 2HKO

View Dragonite counters → Teams with Dragonite →

Gliscor

GroundFlying SOFT CHECK

152.627

47.5% dies 6.92%

DAMAGE CALCElectric Terrain

252+ Atk Gliscor Earthquake vs. 252 HP / 0 Def Tapu Koko: 332-392 (96.5 - 113.9%) -- 81.3% chance to OHKO

View Gliscor counters → Teams with Gliscor →

Victini

PsychicFire SOFT CHECK

97.667

45.4% dies 8.65%

DAMAGE CALCElectric Terrain

252+ Atk Victini V-create vs. 252 HP / 0 Def Tapu Koko: 307-363 (89.2 - 105.5%) -- 31.3% chance to OHKO

View Victini counters → Teams with Victini →

Magearna

SteelFairy SOFT CHECK

333.344

45.2% dies 4.67%

DAMAGE CALCElectric Terrain

252+ SpA Magearna Fleur Cannon vs. 252 HP / 252+ SpD Tapu Koko: 202-238 (58.7 - 69.1%) -- guaranteed 2HKO

View Magearna counters → Teams with Magearna →

Jirachi

SteelPsychic SOFT CHECK

20.085

44.1% dies 11.08%

DAMAGE CALCElectric Terrain

252+ Atk Jirachi Iron Head vs. 252 HP / 0 Def Tapu Koko: 136-162 (39.5 - 47%) -- guaranteed 3HKO

View Jirachi counters → Teams with Jirachi →

Tapu Koko

ElectricFairy SOFT CHECK

155.693

43.8% dies 6.80%

DAMAGE CALCElectric Terrain

Tapu Koko Nature's Madness vs. 252 HP Tapu Koko: 172-172 (50 - 50%) -- guaranteed 2HKO

View Tapu Koko counters → Teams with Tapu Koko →

Mawile-Mega

SteelFairy SOFT CHECK

50.416

43.5% dies 9.87%

DAMAGE CALCElectric Terrain

252+ Atk Huge Power Mawile-Mega Play Rough vs. 252 HP / 0 Def Tapu Koko: 318-375 (92.4 - 109%) -- 56.3% chance to OHKO

View Mawile-Mega counters → Teams with Mawile-Mega →

Greninja

WaterDark SOFT CHECK

244.506

42.2% dies 5.41%

DAMAGE CALCElectric Terrain

252+ SpA Choice Specs Greninja Hydro Pump vs. 252 HP / 252+ SpD Tapu Koko: 217-256 (63 - 74.4%) -- guaranteed 2HKO

View Greninja counters → Teams with Greninja →

Kartana

GrassSteel SOFT CHECK

212.316

39.4% dies 5.77%

DAMAGE CALCElectric Terrain

252+ Atk Kartana Leaf Blade vs. 252 HP / 0 Def Tapu Koko: 238-282 (69.1 - 81.9%) -- guaranteed 2HKO

View Kartana counters → Teams with Kartana →

Landorus-Therian

GroundFlying SOFT CHECK

591.702

38.0% dies 3.42%

DAMAGE CALCElectric Terrain

252+ Atk Landorus-Therian Earthquake vs. 252 HP / 0 Def Tapu Koko: 446-528 (129.6 - 153.4%) -- guaranteed OHKO

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

Ranked #4 with 22.28% usage. Sorted by reliability score.