Gyarados @ Heavy-Duty Boots  
Ability: Moxie  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Earthquake  
- Waterfall  
- Power Whip  

Azumarill @ Leftovers  
Ability: Sap Sipper  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Whirlpool  
- Perish Song  
- Protect  
- Rest  

Marshtomp @ Eviolite  
Ability: Damp  
EVs: 248 HP / 8 Def / 252 SpD  
Careful Nature  
- Stealth Rock  
- Toxic  
- Earthquake  
- Mirror Coat  

Tentacruel @ Black Sludge  
Ability: Liquid Ooze  
EVs: 248 HP / 136 Def / 108 SpD / 16 Spe  
Calm Nature  
IVs: 0 Atk  
- Acid Spray  
- Scald  
- Rapid Spin  
- Toxic Spikes  

Primarina @ Assault Vest  
Ability: Torrent  
EVs: 248 HP / 64 Def / 68 SpA / 128 SpD  
Modest Nature  
IVs: 0 Atk  
- Draining Kiss  
- Moonblast  
- Psychic  
- Scald  

Sharpedo @ Life Orb  
Ability: Speed Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Protect  
- Crunch  
- Destiny Bond  
- Psychic Fangs