Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Thunderbolt  
- Volt Switch  
- Dazzling Gleam  
- Grass Knot  

Cinderace @ Heavy-Duty Boots  
Ability: Libero  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Pyro Ball  
- U-turn  
- High Jump Kick  
- Gunk Shot  

Slowbro @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Scald  
- Slack Off  
- Future Sight  
- Teleport  

Garchomp @ Rocky Helmet  
Ability: Rough Skin  
EVs: 252 HP / 200 Def / 56 Spe  
Jolly Nature  
- Stealth Rock  
- Earthquake  
- Toxic  
- Dragon Tail  

Magearna @ Choice Scarf  
Ability: Soul-Heart  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Fleur Cannon  
- Volt Switch  
- Trick  
- Ice Beam  

Mandibuzz (F) @ Heavy-Duty Boots  
Ability: Overcoat  
EVs: 248 HP / 60 Def / 144 SpD / 56 Spe  
Impish Nature  
- Foul Play  
- Roost  
- Defog  
- Knock Off