Tyranitar @ Smooth Rock  
Ability: Sand Stream  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Stealth Rock  
- Thunder Wave  
- Rest  
- Earthquake  

Zekrom @ Haban Berry  
Ability: Teravolt  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Roost  
- Bolt Strike  
- Dragon Claw  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 248 HP / 144 Def / 116 Spe  
Impish Nature  
- Dragon Dance  
- Knock Off  
- Sunsteel Strike  
- Moonlight  

Skarmory @ Rocky Helmet  
Ability: Sturdy  
EVs: 252 HP / 160 Def / 96 Spe  
Impish Nature  
IVs: 0 Atk  
- Spikes  
- Roost  
- Taunt  
- Body Press  

Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 252 HP / 240 Def / 16 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Flamethrower  
- Recover  
- Toxic Spikes  

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