Kyogre @ Leftovers  
Ability: Drizzle  
EVs: 248 HP / 244 Def / 16 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Block  
- Calm Mind  
- Rest  

Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 16 HP / 224 Atk / 36 Def / 232 Spe  
Impish Nature  
- Dragon Dance  
- Thousand Arrows  
- Substitute  
- Toxic  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Sunsteel Strike  
- Moonlight  
- Earthquake  
- Stealth Rock  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 72 HP / 248 SpD / 188 Spe  
Jolly Nature  
- Foul Play  
- U-turn  
- Roost  
- Defog  

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

Calyrex-Shadow @ Choice Scarf  
Ability: As One (Spectrier)  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Aromatherapy  
- Psyshock  
- Trick