Xerneas @ Life Orb  
Ability: Fairy Aura  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Close Combat  
- Play Rough  
- Rock Slide  
- Night Slash  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 252 HP / 4 Atk / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Dragon Dance  
- Photon Geyser  
- Sunsteel Strike  

Eternatus @ Choice Scarf  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Flamethrower  
- Toxic Spikes  
- Sludge Bomb  

Calyrex-Shadow @ Expert Belt  
Ability: As One (Spectrier)  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Draining Kiss  
- Astral Barrage  
- Psyshock  

Kyogre @ Choice Scarf  
Ability: Drizzle  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Water Spout  
- Ice Beam  
- Thunder  
- Origin Pulse  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 252 HP / 4 SpD / 252 Spe  
Timid Nature  
- Transform