Tapu Koko @ Electrium Z  
Ability: Electric Surge  
EVs: 4 HP / 8 Def / 244 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunder  
- Volt Switch  
- Hidden Power [Ice]  
- Roost  

Hawlucha (M) @ Electric Seed  
Ability: Unburden  
EVs: 96 HP / 252 Atk / 36 SpD / 124 Spe  
Adamant Nature  
- Acrobatics  
- Swords Dance  
- High Jump Kick  
- Roost  

Swampert-Mega @ Swampertite  
Ability: Damp  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Waterfall  
- Superpower  
- Stealth Rock  

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

Tornadus-Therian (M) @ Rocky Helmet  
Ability: Regenerator  
EVs: 240 HP / 76 Def / 192 Spe  
Timid Nature  
- Hurricane  
- U-turn  
- Taunt  
- Defog  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 248 HP / 96 Def / 164 SpD  
Sassy Nature  
- Power Whip  
- Knock Off  
- Leech Seed  
- Spikes