Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Knock Off  
- Poison Jab  
- Toxic Spikes  
- Recover  

Azumarill @ Leftovers  
Ability: Sap Sipper  
EVs: 252 HP / 88 Def / 168 SpD  
Bold Nature  
IVs: 0 Atk  
- Whirlpool  
- Perish Song  
- Protect  
- Rest  

Lanturn @ Leftovers  
Ability: Volt Absorb  
EVs: 232 HP / 24 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Protect  
- Toxic  
- Heal Bell  
- Volt Switch  

Mantine @ Heavy-Duty Boots  
Ability: Water Veil  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Air Slash  
- Haze  
- Defog  
- Roost  

Quagsire @ Leftovers  
Ability: Unaware  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Earthquake  
- Scald  
- Toxic  
- Recover  

Slowking @ Assault Vest  
Ability: Regenerator  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Future Sight  
- Power Gem  
- Flamethrower  
- Ice Beam