Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 248 HP / 224 Def / 36 Spe  
Impish Nature  
- Sunsteel Strike  
- Moonlight  
- Dragon Dance  
- Earthquake  

Marshadow @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Shadow Sneak  
- Bulk Up  
- Spectral Thief  

Zekrom @ Leftovers  
Ability: Teravolt  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Substitute  
- Dragon Dance  
- Bolt Strike  
- Dragon Claw  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 252 HP / 4 Atk / 252 Def  
Relaxed Nature  
IVs: 0 Spe  
- Transform  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Wild Charge  
- Behemoth Blade  
- Crunch  
- Protect  

Tyranitar @ Chople Berry  
Ability: Sand Stream  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Stealth Rock  
- Rest  
- Toxic  
- Earthquake