Garchomp @ Rocky Helmet  
Ability: Rough Skin  
EVs: 248 HP / 220 Def / 40 Spe  
Impish Nature  
- Poison Jab  
- Dragon Dance  
- Shore Up  
- Thousand Waves  

Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Rising Voltage  
- Fleur Cannon  
- Grass Knot  

Celesteela @ Shed Shell  
Ability: Beast Boost  
EVs: 248 HP / 252 Def / 8 SpA  
Bold Nature  
IVs: 0 Atk  
- Oblivion Wing  
- Roost  
- Defog  
- Toxic  

Tyranitar @ Chople Berry  
Ability: Sand Stream  
EVs: 248 HP / 8 Atk / 252 SpD  
Careful Nature  
- Accelerock  
- Stealth Rock  
- Shore Up  
- Knock Off  

Excadrill @ Life Orb  
Ability: Sand Rush  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Sunsteel Strike  
- Swords Dance  
- Shore Up  
- Precipice Blades  

Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Relaxed Nature  
- Flip Turn  
- Knock Off  
- Recover  
- Haze