Hippowdon @ Smooth Rock  
Ability: Sand Stream  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Slack Off  
- Whirlwind  

Excadrill @ Life Orb  
Ability: Sand Rush  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Earthquake  
- Rock Slide  
- Rapid Spin  

Tyranitar @ Shed Shell  
Ability: Sand Stream  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
- Rock Blast  
- Thunder Wave  
- Snarl  
- Rest  

Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 252 HP / 200 Def / 56 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Flamethrower  
- Recover  
- Toxic  

Mantine @ Heavy-Duty Boots  
Ability: Water Absorb  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Toxic/Haze  
- Scald  
- Defog  
- Roost  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 4 Atk / 252 Def  
Relaxed Nature  
- Thunder Wave  
- Morning Sun  
- Heat Wave  
- Sunsteel Strike