Barrage (Octillery) @ Mystic Water  
Ability: Sniper  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Water Spout  
- Ice Beam  
- Energy Ball  
- Protect  

Pelipper @ Damp Rock  
Ability: Drizzle  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Hurricane  
- Scald  
- Tailwind  
- Protect  

Milotic @ Adrenaline Orb  
Ability: Competitive  
EVs: 252 HP / 252 SpA / 4 Spe  
Modest Nature  
IVs: 0 Atk  
- Muddy Water  
- Icy Wind  
- Rain Dance  
- Life Dew  

Seisms (Seismitoad) @ Choice Band  
Ability: Swift Swim  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Earthquake  
- Liquidation  
- Drain Punch  
- Rock Slide  

Necrozma @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Photon Geyser  
- Earth Power  
- Trick Room  
- Imprison  

Grind to a halt (Melmetal) @ Assault Vest  
Ability: Iron Fist  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Double Iron Bash  
- Thunder Punch  
- High Horsepower  
- Darkest Lariat