#0987 · Gen 9

Flutter Mane — Best counters

Weaknesses

	Pokémon	Fast move	Charged move	Weather	Score
1	Gengar (Mega)	ghostLickELITE	ghostShadow Ball	Fog	10013.0
2	Metagross (Mega)	steelBullet Punch	steelMeteor MashELITE	Snow	8911.5
3	Banette (Mega)	ghostHex	ghostShadow Ball	Fog	8711.3
4	Blacephalon	ghostAstonish	ghostShadow Ball	Fog	8511.1
5	Alakazam (Mega)	psychicPsycho Cut	ghostShadow Ball	Fog · partial	8010.4
6	Lucario (Mega)	steelBullet Punch	ghostShadow Ball	Fog · partial	779.9
7	Metagross	steelBullet Punch	steelMeteor MashELITE	Snow	769.9
8	Chandelure	ghostHex	ghostShadow Ball	Fog	769.8
9	Gengar	ghostLickELITE	ghostShadow Ball	Fog	759.7
10	Zoroark (Hisui)	ghostShadow Claw	ghostShadow Ball	Fog	729.4
11	Dragapult	ghostAstonish	ghostShadow Ball	Fog	729.3
12	Zacian (Crowned)	steelMetal Claw	fairyPlay Rough	Overcast · partial	729.3
13	Lunala	ghostShadow Claw	ghostShadow Ball	Fog	719.2
14	Gardevoir (Mega)	grassMagical Leaf	ghostShadow Ball	Fog · partial	719.2
15	Hoopa	ghostAstonish	ghostShadow Ball	Fog	719.2
16	Gholdengo	ghostHex	ghostShadow Ball	Fog	709.1
17	Hoopa (Unbound)	ghostAstonish	ghostShadow Ball	Fog	709.1
18	Dialga	steelMetal Claw	steelIron Head	Snow	709.1
19	Kyurem (White)	steelSteel Wing	fireFusion Flare	Clear · partial	698.9
20	Dialga (Origin)	steelMetal Claw	steelIron Head	Snow	698.9

Flutter Mane is weak to Ghost (×1.6), Steel (×1.6).
Watch its Water/Normal moves — counters like Blacephalon and Chandelure take super-effective damage from them.
Fog weather boosts Ghost moves ×1.2 — the best time to battle Flutter Mane.

Rankings are estimated cycle DPS (attack stat × move damage ÷ cycle time, with STAB and type effectiveness). Not a full battle simulation.