Copperajah-Gmax @ Focus Sash  
Ability: Heavy Metal  
EVs: 212 HP / 252 Atk / 44 Spe  
Adamant Nature  
- Stealth Rock  
- Heavy Slam  
- Earthquake  
- Heat Crash  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
IVs: 30 Atk / 0 Spe  
- Transform  

Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 40 Def / 252 SpA / 216 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Flamethrower  
- Toxic Spikes  
- Recover  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Behemoth Blade  
- Close Combat  
- Wild Charge  
- Substitute  

Yveltal @ Life Orb  
Ability: Dark Aura  
EVs: 252 Atk / 16 SpA / 240 Spe  
Hasty Nature  
- Sucker Punch  
- Knock Off  
- Oblivion Wing  
- Taunt  

Calyrex-Shadow @ Life Orb  
Ability: As One (Spectrier)  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Psyshock  
- Taunt  
- Disable