Hawlucha @ Electric Seed  
Ability: Unburden  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Swords Dance  
- Close Combat  
- Acrobatics  
- Substitute  

Hippowdon @ Leftovers  
Ability: Sand Stream  
EVs: 252 HP / 8 Atk / 248 SpD  
Careful Nature  
- Stealth Rock  
- Toxic  
- Whirlwind  
- Earthquake  

Melmetal @ Choice Band  
Ability: Iron Fist  
EVs: 32 HP / 252 Atk / 224 SpD  
Adamant Nature  
- Double Iron Bash  
- Earthquake  
- Superpower  
- Thunder Punch  

Tapu Fini @ Leftovers  
Ability: Misty Surge  
EVs: 252 HP / 192 Def / 64 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Nature's Madness  
- Scald  
- Draining Kiss  

Tapu Koko @ Heavy-Duty Boots  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Thunderbolt  
- Dazzling Gleam  
- U-turn  
- Roost  

Urshifu-Rapid-Strike @ Choice Band  
Ability: Unseen Fist  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Surging Strikes  
- Close Combat  
- Aqua Jet  
- U-turn