The best team

Chansey @ Eviolite
Ability: Natural Cure
EVs: 252 Def / 252 SpA / 4 Spe
Modest Nature
IVs: 0 Atk
- Thunderbolt
- Flamethrower
- Ice Beam
- Soft-Boiled

Skarmory @ Weakness Policy
Ability: Weak Armor
EVs: 152 HP / 252 Atk / 104 Spe
Adamant Nature
- Swords Dance
- Brave Bird
- Iron Head
- Rock Slide

Alomomola @ Assault Vest
Ability: Regenerator
EVs: 252 HP / 4 Atk / 252 SpD
Careful Nature
- Mirror Coat
- Scald
- Aqua Jet
- Knock Off

Amoonguss @ Choice Specs
Ability: Regenerator
EVs: 248 HP / 252 SpA / 8 SpD
Modest Nature
IVs: 0 Atk
- Sludge Bomb
- Spore
- Giga Drain
- Hidden Power [Fire]

Dugtrio @ Focus Sash
Ability: Arena Trap
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Earthquake
- Stealth Rock
- Sucker Punch
- Memento

Sableye-Mega @ Sablenite
Ability: Prankster
EVs: 248 HP / 8 Atk / 252 SpD
Careful Nature
- Hone Claws
- Dynamic Punch
- Knock Off
- Recover