Weak toFightingGroundSteelWaterGrass ×1.6

Attacker	Type	Moveset	DPS
Lucario	FightingSteel	Force PalmAura SphereLegacy	35.3
Kartana	GrassSteel	Razor LeafLeaf Blade	33.7
Pheromosa	BugFighting	Low KickFocus Blast	32.3
Terrakion	RockFighting	Double KickSacred SwordLegacy	32.1
Blaziken	FireFighting	CounterAura Sphere	31.9
Metagross	SteelPsychic	Bullet PunchMeteor MashLegacy	30.8
Inteleon	Water	Water GunHydro CannonLegacy	30.4
Kyogre	Water	WaterfallOrigin PulseLegacy	30.3
Breloom	GrassFighting	Force PalmGrass KnotLegacy	30.3
Tinkaton	FairySteel	Fairy WindGigaton HammerLegacy	29.9
Groudon	Ground	Mud ShotPrecipice BladesLegacy	29.7
Conkeldurr	Fighting	Force PalmFocus Blast	29.4

Overcast boosts the Fighting attacks above. Partly cloudy boosts Naclstack.

Level 40, 15 attack IV, costed against Naclstack's own defense and typing, one per evolution family.

Naclstack's moveset, CP and shiny All counters Raid board

Questions people ask

What is Naclstack weak to in Pokémon GO?

Naclstack takes 1.6 times from Fighting, Ground, Steel, Water and Grass.

What's the best counter to Naclstack?

Lucario with Force Palm and Aura Sphere, worth 35.3 damage per second against Naclstack's own defense. The full ranking is above.