Weak toFairy ×2.56FightingBugIceDragon ×1.6

Attacker	Type	Moveset	DPS
Enamorus	FairyFlying	Fairy WindDazzling Gleam	41.0
Eternatus	PoisonDragon	Dragon TailDynamax CannonLegacy	38.6
Xerneas	Fairy	GeomancyMoonblastLegacy	37.2
Gardevoir	PsychicFairy	CharmDazzling Gleam	35.3
Hatterene	PsychicFairy	CharmDazzling Gleam	35.3
Tapu Koko	ElectricFairy	Quick AttackNatures MadnessLegacy	35.2
Tapu Lele	PsychicFairy	AstonishNatures MadnessLegacy	33.9
Togekiss	FairyFlying	CharmDazzling Gleam	33.6
Xurkitree	Electric	Thunder ShockDazzling Gleam	33.3
Primarina	WaterFairy	CharmMoonblast	33.0
Tapu Bulu	GrassFairy	Bullet SeedNatures MadnessLegacy	33.0
Granbull	Fairy	CharmPlay Rough	31.6

Overcast boosts the Fairy attacks above. Fog and Windy boost Hydreigon.

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

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

Questions people ask

What is Hydreigon weak to in Pokémon GO?

Hydreigon takes 2.56 times damage from Fairy, and 1.6 times from Fighting, Bug, Ice and Dragon.

What's the best counter to Hydreigon?

Enamorus with Fairy Wind and Dazzling Gleam, worth 41.0 damage per second against Hydreigon's own defense. The full ranking is above.