Swampert-Mega @ Swampertite  
Ability: Swift Swim  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Hydro Pump  
- Earth Power  
- Ice Beam  
- Sludge Wave  

Sceptile @ Electric Seed  
Ability: Unburden  
EVs: 148 HP / 252 Atk / 108 Spe  
Adamant Nature  
- Swords Dance  
- Leaf Blade  
- Acrobatics  
- Drain Punch  

Tapu Koko @ Shuca Berry  
Ability: Electric Surge  
EVs: 104 HP / 12 Def / 176 SpA / 216 Spe  
Timid Nature  
IVs: 1 Atk  
- Thunder  
- Volt Switch  
- Hidden Power [Ice]  
- Roost  

Pelipper @ Choice Band  
Ability: Drizzle  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Liquidation  
- Gunk Shot  
- U-turn  
- Knock Off  

Ferrothorn @ Chople Berry  
Ability: Iron Barbs  
EVs: 252 HP / 132 Def / 124 SpD  
Bold Nature  
IVs: 0 Atk  
- Giga Drain  
- Stealth Rock  
- Leech Seed  
- Flash Cannon  

Poliwrath @ Life Orb  
Ability: Swift Swim  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Surf  
- Focus Blast  
- Ice Beam  
- Psychic