Is Tapu Koko viable in Gen 8 National Dex?

Tapu Koko is ranked #5 in Gen 8 National Dex with 21.34% usage according to Smogon Apr 2026 - Jun 2026 data.

What beats Tapu Koko in Gen 8 National Dex?

The best counter for Tapu Koko in Gen 8 National Dex is Ferrothorn with a 71.9% win rate when they meet. Based on Smogon's Apr 2026 - Jun 2026 usage data, the top Pokémon that beat Tapu Koko include Ferrothorn, Swampert-Mega, Greninja, Tapu Koko, Rillaboom.

What is the best counter for Tapu Koko in Gen 8 National Dex?

Ferrothorn is the best counter for Tapu Koko in Gen 8 National Dex, KOing or forcing it out in 71.9% of their encounters.

Tapu Koko counters

Gen 8 National Dex · Sorted by reliability score · Smogon · Apr 2026 - Jun 2026

#0785 Tapu Koko

ElectricFairy

USAGE 21.3% #5

ABILITYElectric Surge

BASE STATS

HP 70

ATK 115

DEF 85

SPA 95

SPD 75

SPE 130

BST570

TYPE MATCHUPS

2×

PoisonGround

½×

ElectricFightingFlyingBugDark

0×

Dragon

Moves

Dazzling Gleam 83.5% Volt Switch 82.7% Hidden Power Ice 79.4% Thunderbolt 61.0% Taunt 28.8% Grass Knot 24.6% U-turn 15.8% Roost 9.0%

Items

Choice Specs 41.8% Electrium Z 40.4% Heavy-Duty Boots 7.8% Fairium Z 3.6% Life Orb 1.9% Light Clay 1.8% Terrain Extender 1.0% Magnet 0.6%

Abilities

Electric Surge100.0%Telepathy0.0%

Common Teammates

Landorus-Therian66.1%

Browse Gen 8 National Dex teams using Tapu Koko →

Teams using Ferrothorn 72% Teams using Greninja 58% Teams using Tapu Koko 46% Teams using Landorus-Therian 38%

Checks & Counters

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

# Checker Encounters Reliability KO Rate

Ferrothorn

GrassSteel DEFENSIVE COUNTER

25.964

71.9% dies 8.82%

DAMAGE CALCElectric Terrain

252+ SpA Choice Specs Tapu Koko Thunderbolt vs. 252 HP / 252+ SpD Ferrothorn in Electric Terrain: 82-97 (23.2 - 27.5%) -- possible 5HKO

View Ferrothorn counters → Teams with Ferrothorn →

Swampert-Mega

WaterGround OFFENSIVE CHECK

20.476

63.5% dies 10.64%

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 →

Greninja

WaterDark OFFENSIVE CHECK

27.657

58.2% dies 9.38%

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 →

Tapu Koko

ElectricFairy SOFT CHECK

20.579

46.2% dies 10.99%

DAMAGE CALCElectric Terrain

252+ SpA Choice Specs Tapu Koko Dazzling Gleam vs. 252 HP / 252+ SpD Tapu Koko: 150-177 (43.6 - 51.4%) -- 6.6% chance to 2HKO

View Tapu Koko counters → Teams with Tapu Koko →

Rillaboom

Grass SOFT CHECK

20.316

44.2% dies 11.02%

DAMAGE CALCGrassy Terrain

252+ Atk Choice Band Rillaboom Wood Hammer vs. 252 HP / 0 Def Tapu Koko in Grassy Terrain: 466-550 (135.4 - 159.8%) -- guaranteed OHKO

View Rillaboom counters → Teams with Rillaboom →

Landorus-Therian

GroundFlying SOFT CHECK

70.609

38.0% dies 5.78%

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 →

Zapdos

ElectricFlying SOFT CHECK

56.237

20.0% dies 5.33%

DAMAGE CALCElectric Terrain

252+ SpA Zapdos Heat Wave vs. 252 HP / 252+ SpD Tapu Koko: 96-113 (27.9 - 32.8%) -- guaranteed 4HKO

View Zapdos counters → Teams with Zapdos →

Tapu Fini

WaterFairy SOFT CHECK

30.341

16.6% dies 6.75%

DAMAGE CALCMisty Terrain

252+ SpA Tapu Fini Moonblast vs. 252 HP / 252+ SpD Tapu Koko: 118-141 (34.3 - 40.9%) -- guaranteed 3HKO

View Tapu Fini counters → Teams with Tapu Fini →

Sableye-Mega

DarkGhost SOFT CHECK

22.363

12.5% dies 6.98%

DAMAGE CALCElectric Terrain

Sableye-Mega Night Shade vs. 252 HP Tapu Koko: 100-100 (29 - 29%) -- guaranteed 4HKO

View Sableye-Mega counters → Teams with Sableye-Mega →

Ranked #5 with 21.34% usage. Sorted by reliability score.