Kyogre @ Choice Specs  
Ability: Drizzle  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
- Origin Pulse  
- Flip Turn  
- Thunder  
- Ice Beam  

Pelipper @ Damp Rock  
Ability: Drizzle  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
- Scald  
- U-turn  
- Roost  
- Defog  

Greninja-Ash (M) @ Choice Specs  
Ability: Battle Bond  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Hydro Pump  
- Dark Pulse  
- Water Shuriken  
- Spikes  

Swampert-Mega @ Swampertite  
Ability: Torrent  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Liquidation  
- Earthquake  
- Ice Punch  
- Flip Turn  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Power Whip  
- Knock Off  
- Leech Seed  
- Spikes  

Tapu Koko @ Electrium Z  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 30 Atk  
- Thunder  
- Dazzling Gleam  
- Hidden Power [Ice]  
- U-turn