Kyogre @ Leftovers  
Ability: Drizzle  
EVs: 252 HP / 140 SpA / 116 Spe  
Modest Nature  
IVs: 0 Atk  
- Substitute  
- Calm Mind  
- Thunder Wave  
- Surf  

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

Eternatus @ Haban Berry  
Ability: Pressure  
EVs: 232 HP / 252 SpD / 24 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Recover  
- Toxic  
- Mystical Fire  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 136 SpD / 120 Spe  
Careful Nature  
- Iron Head  
- Morning Sun  
- Thunder Wave  
- Stealth Rock  

Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 204 HP / 248 Def / 56 Spe  
Impish Nature  
- Thousand Arrows  
- Coil  
- Rest  
- Glare  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 72 HP / 252 SpD / 184 Spe  
Jolly Nature  
- Defog  
- Knock Off  
- Roost  
- U-turn