Weak toFighting ×1.6

Attacker	Type	Moveset	DPS
Lucario	FightingSteel	Force PalmAura SphereLegacy	31.0
Pheromosa	BugFighting	Low KickFocus Blast	28.4
Terrakion	RockFighting	Double KickSacred SwordLegacy	28.3
Blaziken	FireFighting	CounterAura Sphere	28.0
Kartana	GrassSteel	Fury CutterSacred Sword	26.8
Conkeldurr	Fighting	Force PalmFocus Blast	25.9
Keldeo	WaterFighting	Low KickSacred Sword	25.6
Breloom	GrassFighting	Force PalmDynamic Punch	25.5
Urshifu	Fighting	CounterDynamic Punch	25.3
Eternatus	PoisonDragon	Poison JabDynamax CannonLegacy	25.2
Marshadow	FightingGhost	CounterClose Combat	24.8
Mewtwo	Psychic	CounterFocus BlastLegacy	24.6

Overcast boosts the Fighting attacks above. Partly cloudy boosts Type: Null.

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

Type: Null's moveset, CP and shiny All counters Raid board

Questions people ask

What is Type: Null weak to in Pokémon GO?

Type: Null takes 1.6 times from Fighting.

What's the best counter to Type: Null?

Lucario with Force Palm and Aura Sphere, worth 31.0 damage per second against Type: Null's own defense. The full ranking is above.